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  • 改错题
    短文改错
    此题要求改正所给短文中的错误。对标有题号的每一行作出判断:如无错误,在该行下边横线上画一个勾;如有错误(每行只有一个错误),则按下列情况改正:
    此行多一个词:把多余的词用斜线()划掉,在该行下边横线上写出该词,并也用斜线划掉。
    此行缺一个词:在缺词处加一个漏字符号,在该行下边横线上写出该加的词。
    此行错一个词:在错的词下划一横线,在该行下边横线上写出改正后的词。
    注意:原行没有错的不要改。
    Dear Editor,
    Recently, my classmates have had a heated discussion
    about that we should have optional                                           1.________
    courses in high schools. Some students were in favor                2.________
    of the optional courses. They say interest is best teacher           3.________
    and his spare time will be colorful and meaningful.                    4.________
    Students cannot only enlarge their knowledges but also            5.________
    improve their abilities. However, others are against the
    idea, said that optional courses will take up too                        6.________
    much time as well as energy. In addition to, some optional        7.________
    courses have something to do with the                                     8.________
    College Entrance Examination. They are afraid they'll fall
    behind their classmates if they will take the optional                  9.________
    courses. I'd like to take one or two of the optional
    courses, which, I think, will certain benefit me a lot.                 10.________
    Yours truly,
    Li Hua
    本题信息:2013年四川省同步题英语改错题难度较难 来源:张铁富(高中英语)
  • 本题答案
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本试题 “短文改错此题要求改正所给短文中的错误。对标有题号的每一行作出判断:如无错误,在该行下边横线上画一个勾;如有错误(每行只有一个错误),则按下列情况改正:此行...” 主要考查您对

不可数名词

定冠词

物主代词

不定代词

副词

介词和介词短语

从属连词

现在分词

一般现在时

等考点的理解。关于这些考点您可以点击下面的选项卡查看详细档案。
  • 不可数名词
  • 定冠词
  • 物主代词
  • 不定代词
  • 副词
  • 介词和介词短语
  • 从属连词
  • 现在分词
  • 一般现在时

不可数名词的概念:

不可数名词是指不能以数目来计算,不可以分成个体的概念、状态、品质、感情或表示物质材料的东西;它一般没有复数形式,只有单数形式,它的前面不能用不定冠词a / an ,若要表示它的个体意义 时,一般要与一个名词短语连用。
例如: a cup of tea 一杯茶
             a piece of news 一则新闻 
             two pieces of paper 两张纸  


不可数名词量的表示:

1)物质名词:
a. 当物质名词转化为个体名词时。
比较:Cake is a kind of food. 蛋糕是一种食物。(不可数)
            These cakes are sweet. 这些蛋糕很好吃。(可数)
b. 当物质名词表示该物质的种类时,名词可数。
Thisfactoryproducessteel.(不可数)
如:We need various steels. (可数)
c. 当物质名词表示份数时,可数。
如:Our country is famous for tea. 我国因茶叶而闻名。 
        Two teas, please.  请来两杯茶。
2)抽象名词有时也可数。
如:four freedoms 四大自由
        the four modernizations 四个现代化
注:物质名词和抽象名词可以借助单位词表一定的数量。
如:a glass of water 一杯水 
        a piece o fadvice 一条建议


不可数名词用法:

1、不可数名词前不能直接加数词或a(an)。切忌犯以下错误: meat, two tea, 应说a piece of meat, two cups oftea。
2、不可数名词无单复数变化,谓语动词一般用单数形式。
如:There is some milk in the glass. 杯里有一些牛奶。
        Some food on the table goes bad. 桌子上的食物变质了。
3、能修饰不可数名词的词有:much, a little, little, a bit, some, any, a lot of, plenty of等,以此来表示不确定的数量。如:
        much bread 许多面包
        a little milk 一点牛奶
        a lot of work 许多工作
4、表示具体的数量时应用单位词加of结构。
如:I bought two kilos of meat. 我买了两公斤肉。
       He ate three pieces of bread. 他吃了三块面包。
       Would you like a cup of coffee? 你想喝杯咖啡吗?


定冠词的定义:

定冠词the 有this,that,these,those等意义,但较弱,用于单数或复数名词前,主要用来特指,使一个或几个事物区别于所有其他同名的事物。
定冠词通常位于名词或名词修饰语前,但放在both、all、double、half、twice等词之后。
如:All the students in the class went out.班里所有的学生都出去了。


定冠词的用法:

1、表示特指:
如:Look! A car has stopped there. The car is beautiful.  瞧,有辆汽车在那儿停下了。那辆汽车可真漂亮。
       Why not ask the teacher? 为什么不问问老师?
2、与单数可数名词连用表类别:
如:I hate the telephone. 我讨厌电话。 
       The cobra is dangerous. 眼镜蛇是危险的。
3、与某些形容词连用表示类别:
如:The rich are not always happier than the poor. 富人并不总是比穷人过得开心。
Theoldaremorelikelytocatchcoldthantheyoung.老年人比年轻人容易感冒。
4、用于独一无二的事物名词前:
如:The earth goes around the sun. 地球绕着太阳转。
        The sky was blue and clear. 天空清澈湛蓝。
5、用于方向或方位等名词前:
如:He looked towards the east. 他朝东望。
        Turn to the right at the second crossing. 在第二十字路口向右拐。
6、用于序数词或形容词的最高级前:
如:You will be the second to speak. 你第二个发言。
        Autumn is the best season here. 秋季是这里最好的季节。
7、用于乐器名词前表示演奏:
如:He plays the piano very well. 他的钢琴弹得很好。
:若不是从演奏角度来考虑,而是考虑乐器的实体,则不一定用定冠词:
He bought a piano for his son. 他为儿子买了部钢琴。


定冠词与不定冠词互换用法比较:

1、在形容词最高级前一般加定冠词。但有时却用不定冠词,这时它不表示“最”的意思,而表示“非常”“很”的意思。
如:This is the most important question of all. 这是所有问题中最重要的一个。
        This is a most important question.  这时一个非常重要的问题。
2、在序数词前加定冠词,表示“第几”;加不定冠词则表示“又”“再”。
如:Will you be the firse to read the text? 你第一个读课文好吗?
         Will you have a second try? 你再试一次好吗?
3、在有些短语中,用定冠词和不定冠词一样。
如:The number of our school students is about 1500. 我校学生人数约为1500人。


定冠词的用法口诀:

特指双熟悉,上文已提及;
世上独无二,序数最高级;
某些专有名,习语及乐器。
以上口诀归纳了用定冠词的一般情况,即:
①特指某些人或物  
②谈话双方都熟悉的人或事  
③上文已经提到的人或事  
④世界上独一无二的事物前  
⑤序数词回形容词最高级前  
⑥某些专有名词前  
⑦一些习惯短语(如:intheday等)中和乐器前(如:playtheviolin/piano)。


定冠词知识体系:


定冠词用法拓展:

1、用于姓氏的复数前,表示全家人或全家中两个或两个以上的人:
如:The Browns live next to us. 布朗一家就住在我们隔壁。
        The Greens have no Children. 格林夫妇没有小孩。
2、用来代替前面已提到的人的身体部位或衣着等的一部分:
如:He hit me in the face. 他打我的脸。
        He caught the thief by the collar. 他抓住小偷的衣领。
3、用于逢整十数词的复数名词前,指世纪中的年代或人的约略年岁:
如:He began to learn French in his fifties. 他五十多岁开始学习法语。
        He went to Japan with his family in the sixties. 他在60年代带家人去了日本。
4、用于某些单数可数名词前,使意义抽象化,指其属性或功能等:
如:This colour is pleasant to the eye. 这颜色悦目。
        He is fond of the bottle. 他喜欢喝酒。
5、表示计算单位,含有a, each, per 之类的意义:
如:He is paid by the hour (piece). 他拿计时(件)工资。
        It sells at two dollars the pound. 这东西每磅卖两美元。
6、用于人名前,或特指、或比喻、或指其作品等;用于某些产品的名称前,指产品:
如:He likes the Picasso. 他喜欢毕加索的画。
        Lu Xun has been known as the Gorky of China. 鲁迅人称中国的高尔基。
7、用于江、(运)河、海、洋以及山脉、群岛、半岛、海岛、海峡、沙漠等名称的前:
如:the Chang jiang River 长江  
        the Pacific(Ocean) 太平洋 
        the Suez(Canal) 苏伊士运河
①关于湖名前是否用冠词通常要分两种情况:
中国的湖名在英译时,其前通常加定冠词:
the West Lake 西湖,the Dong ting Lake洞庭湖。
而外国的湖名前,多数不加定冠词,少数加定冠词,视习惯而定:
Lake Success 成功湖,the Lake of Geneva日内瓦湖 
②山名的构成有两种方式:
若用于“山名+Mountains”,其前常用定冠词:the Jing gang Mountains 井冈山;
若用于“Mount/Mt+山名”,则通常不用冠词:Mount Tai 泰山。
另外,若不出现mountain一词时,则通常要用冠词:theAlps阿尔卑斯山。
8、用于由普通名词或含有普通名词构成的专有名词 (如国名、地名、政党、团体、组织机构以及旅馆、商店、学校、医院、文娱场所、建筑物等)前:
如:the United Nations 联合国  
        the People's Republic of China  中华人民共和国   
        the National People's Congress 全国人民代表大会
注:大学名称的构成要注意以下情况:
①对于以地名命名的大学,通常有两种形式 (注意冠词的有无):
如:the University of London / London University  伦敦大学
②对于以人名命名的大学,通常只有一种表达(不用冠词):
如:Yale University 耶鲁大学  
        Brown University  布朗大学


物主代词的概念:

表示所有关系的代词叫物主代词。
物主代词有两种形式:一种是形容词性物主代词,在句中只能充当定语;另一种是名词性物主代词,和名词用法相同,在句中作主语、宾语、表语等。


 物主代词的特性:

1、物主代词既有表示所属的作用又有指代作用。
例如:John had cut his finger;约翰割破了手指。 
物主代词有形容词性(my,your等)和名词性(mine,yours等)两种,形容词性的物主代词属于限定词。  
名词性的物主代词在用法上相当于省略了中心名词的“'s”属格结构,
如:Jack's cap 意为 The cap is Jack's.   
        His cap  意为 The cap is his.   
2、名词性物主代词的句法功能:  
a.作主语,例如:May I use your pen? Yours works better.   
b.作宾语,例如:I love my motherland as much as you love yours.   
c.作介词宾语,例如:Your should interpret what I said in my sense of the word,not in yours.   
d.作主语补语,例如:The life I have is yours. It's yours. It's yours. 我的生命属于你,属于你,属于你。


物主代词的基本形式:

第一人称

第二人称

第三人称

 

 

名词性

形容词性

名词性

形容词性

名词性

单数

my

mine

your

yours

his
her
its

his
hers
its

复数

our

ours

your

yours

theirs


形容词性物主代词的用法:

1、形容词性物主代词通常修饰名词,作定语。
如:We should treat her mother very well.
2、与own连用表示强调。
如:I saw it with my own eyes.

名词性物主代词的用法:

1、名词性物主代词可作主语、表语和宾语。
如:This is my desk. Yours is over there.
2、名词性物主代词常用于双重属格,于of连用。
如:This girl is a friend of mine.


物主代词知识体系

 


物主代词特别用法:

1、名词性和形容词性物主代词不能混用。
如:Jack has a low opinion of Sue.
2、物主代词的单复数必须和它所指代的名词一致。
如:His idea is to do more practice every day.
3、对于anyone,anybody,everyone,everybody,应根据上下文来判断his或her,有时也可用their。
如:Has everyone finished their work?


不定代词概说:

英语的不定代词有all, each, both, either, neither, one, none, little, few, many, much, other, another, some, any, no, few, little, both, enough, every等,以及由some,any,no和every构成的合成代词(即somebody, anyone, nothing等)。在这些不定代词中,多数都能作主语、宾语、表语或定语,但是代词none以及由some, any, no和every构成的合成代词只能作主语、宾语或表语,不能作定语,而no和every则只用作定语。


不定代词用法对比:

1、so little与such little的区别:
用so little还是such little取决于little的意思:若表示数量方面的“少”,则用so little;若表示形状体积的“小”,则用such little: 
如:He has so little time for reading. 他读书的时间少得可怜。 
 I've never seen such little boxes. 我从未见过那样小的盒子。
2、some与any的用法区别:
一般说来,some用于肯定句中,any用于否定句和疑问句中。但是,在表示请求、邀请或征求意见的句子中,通常要用some而不用any:
如:Would you like some cake? 吃点蛋糕吗?
        Why not buy some bread? 为什么不买些面包呢?
        Shall I get some chalk for you? 要我帮你拿些粉笔来吗?
注:any有时也用于肯定句中,此时表示“任何”:
如:Any colour will do. 任何颜色都行。
        Come any day you like. 随便哪天来都可以。
3、many与much的用法区别:
两者都表示“许多”,但many修饰或代替可数名词(复数),与few(少数)相对;
而much用来修饰或代替不可数名词(单数),与little(少量)相对。在口语中两者主要用于非肯定句中: 
如:Did you see many people there? 你在那儿看见许多人了吗?
        We don't have much time. 我们没有许多时间。
在肯定句中,一般用a lot of, lots of, plenty of 等代之。但在正式文体中有时也用于肯定句中;
另外,若用作主语或主语的定语,或其前有how, too, as, so, a good, a great等修饰,也可用于肯定句中:
如:Many of us left early. 我们有许多人离开得很早。
        Much work has been done. 许多工作都已经做了。
        You've given me too much. 你已给我太多了。
        Take as many(much) as you want. 你要多少拿多少。 
        I asked her a great many questions. 我问了她许多问题。
4、few, a few与little, a little的用法区别:
(1)few和a few后接可数名词的复数形式。few表示数量很少或几乎没有,强调“少”,含有否定意义;
a few表示数量虽然少但毕竟还有,强调“有”,含有肯定意义:
如:It is very difficult, and few people understand it. 它很难,没有几个人能懂。
        It is very difficult, but a few people understand it. 他虽难,但是有些人懂。
(2)little和alittle之后接不可数名词,其区别跟few和a few之间的区别相似:
如:Unfortunately, I had little money on me. 很不巧,我身上没带什么钱。
        Fortunately, I had a little money on me. 幸好我身上带着一点钱。
5、other, the other, another与others的用法区别:
这些不定代词不仅在含义上有单复数之分,而且在用法上有泛指(无the)和特指(有the)之别。其用法区别可归纳如下: 
(1)指单数时,若泛指用another,若特指用the other:
如:Give me another(one). 另外给我一个。 
        Shut the other eye, please. 请把另一只眼睛也闭上。
(2)指复数时,若泛指用other(后接复数名词),若特指用the other(后接复数名词):
如:There are other ways of doing it. 做这事还有其他的办法。
       Where have the other students gone? 其他学生都到哪里去了?
(3)others永远表示复数意义(且其后不能再接名词)。其用法大致相当于“other+复数名词”,同样地the others大致相当于“the other+复数名词”:
如:Other people[Others] may not think that way. 别的人可能不这样想。
        He is cleverer than the others[the other students] in her class. 他比班上其他学生聪明。
(4)another一般只能表单数,且其后接名词也只能接单数名词。但是若其后有数词或few修饰时,则也可接复数名词:
如:We need another few chairs. 我们还需要几把椅子。
        In another two weeks it'll be finished. 再过两个星期就可做完了。
(5)与some对比使用时,用others(此时与some同义):
如:Some say yes, and others say no. 有人说对,有人说不对。


不定代词用法点拨:

1、指两者和三者的不定代词
有些不定代词用于指两者(如both, either, neither),有的不定代词用于指三者(如all, any, none, every),注意不要弄混:
如:Both of my parents are doctors. 我的父母都是医生。
        All of the students are interested in it. 所有的学生对此都很感兴趣。
        There are trees on any side of the square. 广场的每一边都种有树。
        He has two sons, neither of whom is rich. 他有两个儿子,都不富有。
        He has three sons, none of whom is rich. 他有三个儿子,都不富有。
:each可用于两者、三者或三者以上,而every只用于三者或三者以上,因此用于两者时只能用each,不能用every。

2、复合不定代词的用法特点:
复合不定代词包括something, somebody, someone, anything, anybody, anyone, nothing, nobody, noone, everything, everybody, everyone等。它们在句中可用作主语、宾语或表语,但不能用作定语。something, someone等和anything, anyone等的区别与some和any的区别一样,前者一般用于肯定句,后者一般用于否定句、疑问句或条件句。具体使用时应注意以下几点:
(1)复合不定代词受定语修饰时,定语应放在它们后面:
如:There is nothing wrong with the radio. 这收音机没有毛病。
        Have you seen anyone[anybody] famous? 你见过名人吗?
(2)指人的复合不定代词若用作主语,其谓语动词一般用单数,相应的人称代词和物主代词也用单数he, him, his(不一定指男性)。但在非正式文体中常用复数代词they, them, their:
如:Everyone knows this, doesn't he[don't they]? 人人都知道这一点,不是吗?
        If anybody[anyone] comes, ask him[them] to wait. 要是有人来,让他等着。
(3)指事物的复合不定代词若用作主语,谓语动词只能用单数,相应的人称代词也只能用it,而不用they:
如:Everything is ready, isn't it? 一切都准备好了,是吗?
(4)anyone, everyone等只能指人,不能指物,且其后一般不接of 短语。若是指物或后接of 短语,可用any one, every one(分开写):
如:any one of the boys(books) 孩子们(书)当中的任何一个(本)
        every one of the students(schools) 每一个学生(一所学校)

3、是any not还是not any:
按英语习惯,any以及含有any的复合不定代词用于否定句时,它只能出现在否定词之后,而不能在否定词之前:
误:Anyone doesn't know how to do it.
正:No one knows how to do it.任何人都不知道如何做它。
误:Anybody[Anyone] can not do it.
正:Nobody[Noone] can do it.这事谁也干不了。
误:Anything can not prevent me from going.
正:Nothing can prevent me from going. 什么也不能阻挡我去。

4、不定代词与部分否定:
不定代词all, both, every等与not连用时构成部分否定;若要表示完全否定,则需换用none, neither, no one等。
比较:All of the students like the novel. 所有这些学生都喜欢这本小说。 
            Not all of the students like the novel. 并不是所有这些学生都喜欢这本小说。
            All of the students don't like the novel. 并不是所有这些学生都喜欢这本小说。
            None of the students like the novel. 这些学生当中没有一个喜欢这本小说。

5、all, both, each等用作同位语:
若用作主语同位语,主语可以是名词或代词;若用作宾语等其他成分的同位语,则宾语等成分必须是人称代词,而不能是名词:
如:We have all read it. 我们都读过他。(all修饰的主语是代词)
        The villages have all been destroyed. 村庄都被毁了。(all修饰的主语是名词)
        They told us all to wait there. 他叫我们都在那儿等。(all修饰的宾语是代词)
但不能说:They told the men all to wait there. (all修饰的宾语是名词不是代词)


不定代词知识体系:

 


不定代词与语境考题:

不定代词是高考的常考考点,有的不定代词考题出得比较灵活,不能死套规则,要注意结合语境来理解:
例1:—Is____here?
        —No, Bob and Tim have asked for leave.
A. anybody
B. everybody
C. somebody
D. nobody
解析:
若只是从表面来看,填空句是个疑问句,可能会误选A。但其实此题最佳答案应选B,因为下文的答句说“只有Bob和Tim请假了”,这说明问句是在查人数,故用Is everybody here? (大家都到齐了吗?)

例2:I agree with most of what you said, but I don't agree with_____.
A. everything
B. anything
C. something
D. nothing
解析:
此句若从表面看,有可能误选B,因为填空句为否定句。但实际上最佳答案为A,因为上文说“我同意他说的大部分内容”,这与下文的but I don't agree with everything (但并不是同意他说的所有内容)完全相符。

例3:—Doyouhave_____athomenow,Mary?
          —No, we still have to get some fruit and tea.
A. something
B. anything
C. everything
D. nothing
解析:答案:C,句意为“玛丽,现在家里东西都准备齐了吗?”“还没有,我们还要买些水果和茶。”

例4:—If you want a necklace, I'll buy one for you at once.
          —Oh, no. A necklace is not_____that I need most.
A. anything
B. something
C. nothing
D. everything
解析:
此题容易误选A,机械地认为:something用于肯定句,anything用于否定句或疑问句。但是,此题的最佳答案是B,something在此的意思不是“某种东西”,而是指“那种东西”或“这种东西”,即心中最想要的那种东西(相当于the thing)。


副词的概念:

副词是指在句子中表示行为或状态特征的词,用来修饰动词、形容词、其他副词、介词短语、非谓语动词乃至整个句子,表示时间、地点、程度、方式等概念。


副词的位置:

1)在动词之前。
2)在be动词、助动词之后。
3)多个助动词时,副词一般放在第一个助动词后。
注意:
a. 大多数方式副词位于句尾,但宾语过长,副词可以提前,以使句子平衡。
如:We could see very clearly a strange light ahead of us.
b. 方式副词well,badly糟、坏,hard等只放在句尾。
如:He speaks English well.

副词的排列顺序:

1)时间,地点副词,小单位的在前,大单位在后。
2)方式副词,短的在前,长的在后,并用and或but等连词连接。
如:Please write slowly and carefully.
3)多个不同副词排列:程度+地点+方式+时间副词。
注意:副词very可以修饰形容词,但不能修饰动词。
改错:(错)I very like English.
            (对)I like English very much.
注意:副词enough要放在形容词的后面,形容词enough放在名词前后都可。
如:I don't know him well enough. 
        There is enough food for everyone to eat.
        There is food enough for everyone to eat.


兼有两种形式的副词:

1)close与closely:
      close意思是“近”;closely意思是“仔细地”。
      如: He is sitting close to me.
               Watch him closely.
2)late与lately:
      late意思是"晚";lately意思是“最近” 。
      如:You have come too late. 
              What have you been doing lately?
3)deep与deeply:
      deep意思是“深”,表示空间深度;deeply时常表示感情上的深度,“深深地” 。
      如:He pushed the stick deep into the mud. 
              Even father was deeply moved by the film.
4)high与highly:
      high表示空间高度;highly表示程度,相当于much。
      如:The plane was flying high.
              I think highly of your opinion.
5)wide与widely:
      wide表示空间宽度;widely意思是“广泛地”,“在许多地方”。
      如:He opened the door wide.
              English is widely used in the world.
6)free与freely:
      free的意思是“免费”;freely的意思是“无限制地”。
      如:You can eat free in my restaurant whenever you like. 
              You may speak freely, say what you like.


副词知识体系:


介词和介词短语的概念:

介词是一种用来表示词与词、词与句之间的关系的虚词,在句中不能单独作句子成分。介词后面一般有名词、代词或相当于名词的其他词类,短语或从句作它的宾语。介词和它的宾语构成介词词组,在句中作状语,表语,补语或介词宾语。介词可以分为时间介词、地点介词、方式介词和其他介词。


误用介词的三种情况:

1、多用介词:
多用介词可能是受汉语意思的影响将及物动词误用作不及物动词,也可能是受相关结构的影响而用错:
误:We discussed about the plan.
正:We discussed the plan. 我们讨论了计划。
误:Did he mention about the accident?
正:Did he mention the accident? 他提到那次事故了吗?
误:I saw her enter into the bank.
正:I saw her enter the bank. 我看见她进了银行。
误:He married with[to] a nurse.
正:He married a nurse. 他同一位护士结了婚。
误:How can contact with you?
正:How can contact you? 我怎么与你联系?
误:We should serve for the people heart and soul.
正:We should serve the people heart and soul. 我们应该全心全意地为人民服务。
误:Who controls over the factory? (但名词control可接over)
正:Who controls the factory? 谁管理这个工厂?
误:He has a great many of friends here. (比较a great number of)
正:He has a great many friends here. 他在这儿有很多朋友。

2、漏用介词:
漏用介词可能是受汉语意思的影响将不及物动词误用作及物动词,或是受相关结构的影响的影响而用错等:
误:This matter is difficult to deal. (deal with=处理)
正:This matter is difficult to deal with. 这事很难处理。
误:He is not a man to be depended.
正:He is not a man to be depended on. 他不是个可靠的人。
误:He took a cup of tea, and went on the story.
正:He took a cup of tea, and wentonwiththestory.他喝了一口茶,又接着讲故事。
误:My mother still regards me a child. (比较consider…as中的as可省略)
正:My mother still regards me as a child. 我母亲还把我当小孩看。
误:They insisted sending a car over to fetch us.
正:They insisted on sending a car over to fetch us.他们坚持要派车来接我们。
误:What he says is worth listening.
正:What he said is worth listening to.他的话值得一听。

3、错用介词:
错用介词的情况比较复杂,可能是因受汉语意思的而错,也可能是因弄不清搭配关系而错,可能是混淆用法而错,也可能是受相关结构的影响而错,可能是忽略语境而错,也可能是想当然的用错:
误:She called on his office yesterday. (call on+人,call at+地点)
正:She called at his office yesterday. 她昨天去了他办公室拜访。
误:He is engaged with a nurse.
正:He is engaged to a nurse.他与一位护士订了婚。
误:The sun rises from the east.
正:The sun rises in the east.太阳从东方升起。
误:Under his help, I finished it in time.
正:With his help, I finished it in time. 在他的帮助下,我及时做完了。
误:During he was in Japan, he visited many places.
正:During his stay in Japan, he visited many places.他在日本期间,参观过许多地方。
误:We are familiar to his character.
正:We are familiar with his character.我们了解他的性格。
误:Help yourself with the fruit.
正:Help yourself to the fruit.吃点水果吧。


介词的宾语:

 1、名词或代词作介词宾语:
如:Are you interested in history? 你对历史感兴趣吗?
        Don't worry about it. 别为它担心。
注:若是人称代词用作介词宾语,要注意用宾格。
如:No one can sing like her. 没有人能像她那样唱歌。(不能用like she)
2、动名词作介词宾语:
如:He is good at telling stories. 他善于讲故事。 
        In crossing the street he was run over. 他在穿过马路时被汽车撞倒。
3、过去分词作介词宾语:
如:We can't regard the matter as settled. 我们不能认为这事已经解决。
        I take it for granted you have read the book. 我以为你读过这本书。
:过去分词用作介词宾语通常只见于某些固定结构中,如上面第1句涉及regard…as(认为…是)结构,第2句涉及take sth for granted(认为某事属实)。在其他情况下,介词后通常不直接跟过去分词作宾语,若语义上需要接过去分词(表被动),可换用“being+过去分词”:
如:He went out without being seen by the others.他出去了,没有被其他人看见。
4、从句作介词宾语:
如:He was not satisfied with what she said. 他对她说的不满意。
        I'm worried about where he is. 我担心他上哪儿去了。
:介词后通常不接that从句,遇此情况需考虑用其他结构:
误:He paid no attention to that she was poor.
正:He paid no attention to the fact that she was poor. 他根本不注意她很穷这一事实。
但有个别介词(如except)可接that从句。
比较:I know nothing about him except that he lives next door./I know nothing about him except for the fact that he lives next door. 我只知道他住在隔壁,其它的就不知道了。
5、不定式作介词宾语:
如:I had no choice but to wait. 除了等,我没有别的选择。 
       He wanted nothing but to stay there. 他只想留在那儿。
       They did nothing but complain. 他们老是一个劲地抱怨。 
       He never did anything but watch TV. 除了看电视,他从不干任何事。
:(1)介词后接不定式的情形通常只见于but, except等极个别个词。该不定式有时带to,有时不带to,其区别是:若其前出现了动词do,其后的不定式通常不带to;
若其前没有出现动词do,则其后的不定式通常带to。 
(2)介词后虽然通常不直接跟不定式作宾语,但却可接“连接代词(副词)+不定式”结构:
如:He gave me some advice on how to do it. 对于如何做这事他给我提了些建议。
6、形容词作介词宾语:
如:Her pronunciation is far from perfect. 她的语音远不是完美的。
        In short, we must be prepared. 总而言之,我们要有准备。
        Things have gone from bad to worse. 事情越来越糟。
:(1)有些形容词用作介词宾语可视为其前省略了动名词being:
如:He regarded the situationas(being) serious. 他认为形势严重。
        His work is far from(being) satisfactory. 他的工作丝毫不令人满意。 
(2)有些“介词+形容词”的结构已构成固定搭配:in full全部地,全面地,无省略地; in private私下地,秘密地; in particular特别地;in general一般地,通常地,概括地; in brief 简言之;in short总之,简言之; in vain徒然地,徒劳无益地;for fee免费地,无偿地; for certain肯定地,确切地;for sure肯定地,确切地; for short为了简短,简称;atl arge自由自在地,逍遥法外; by far…得多
7、副词作介词宾语:
如:I can't stay for long. 我不能久呆。 
        It's too hot in here. 这里面太热了。
        I looked every where except there. 除了那儿,我到处都看过了。
8、数词作介词宾语:
如:The city has a population of four million. 这座城市有四百万人口。
        He was among the first to arrive. 他是第一批到的。
9、介词短语作介词宾语:
如:Choose a book from among these. 从这些书中选一本吧。
        I saw her from across the street. 我从街的对面望见了她。
:通常可后接介词短语作宾语的介词是from, till, until, since, except, instead of等。
比较:I took it from the bed. 我从床那儿(或床上)拿的。
            I took it from under the bed. 我从床下拿的。 
10、复合结构用作介词宾语:
如:She had no objection to Mary marrying him. 她不反对玛丽与他结婚。
        She came in with a book in her hand. 她手里拿着一本书走了进来。
        All the afternoon he worked with the door locked. 整个下午他都锁着门在房里工作。

介词短语的句法功能:
1、表语:
如:He was with a friend. 他和一个朋友在一起。
        Health is above wealth. 健康胜过财富。
        This knife is for cutting bread. 这把小刀是用于切面包的。
:有些介词(如because of)引出的短语通常只用作状语,不用作表语:
误:His absence is because of the rain.
正:His absence is due to the rain. 他因雨未来。
但是,若主语是代词(不是名词),becauseof引出的短语可用作表语:
如:It is because of hard work. 那是因为辛苦工作的原因。
2、状语:
如:Don't touch it with your hands. 别用手去摸它。
        Did you do this by design or by accident? 你这样做是有意的还是无意的?
3、定语:
如:This is his reply to your letter. 这是他给你的回信。
        This is the best way of doing it. 这是做此事最好的方法。
        My love for you is deeper than the sea. 我对你的爱比海深。
4、宾语补足语:
如:I found everythingin good condition. 我发现一切正常。
       Her illness kept her in bed for a week. 她因生病在床上躺了一星期。
:用作宾语补足语的介词短语在相应的被动语态中则为主语补足语:
如:He was regarded as a hero. 他被看成是英雄。
5、宾语:
如:A man stepped out from behind the wall. 一个人从墙后走出来。
        He cannot spare anytime except on Sunday. 除星期日外,他抽不出时间。
6、主语:
如:Between6 and 7 suits me. 六点到七点对我比较适合。
        After the exams is the time to relax. 考试后是轻松一下的时间。
:介词短语通常不用作主语,尽管有时也像上面这样用作主语,但通常可视为是在一定的上下文中有所省略:
如:—When are we going to have the next meeting? 我们下次什么时候见面?
        —On Tuesday may be convenient. 星期二可能比较方便。
此句中onTuesday虽用作主语,但可视为是其前省略了meeting一词:
即:Meeting during the vacation may be convenient.


从属连词的概念:

连词用于引导从句以形成句子的一部分或修饰句子的构成要素的叫作从属连词。


英语从属连词用法分类详解:

1、引导时间状语从句的从属连词:
 (1)表示“当…时候”或“每当”的时间连词。主要的when, while, as, whenever:
如:He jumped up when the phone rang. 电话铃响时他吓了一跳。 
        We listened while the teacher read. 老师朗读时我们听着。
        The phone rang just as I was leaving. 我正要离开,电话铃就响了起来。
(2)表示“在…之前(或之后)”的时间连词。主要的有before, after:
如:Turn the lights off before you leave. 离开前请关灯。
        He started the job soon after he left the university. 他大学毕业后就开始做这份工作。
(3)表示“自从”或“直到”的时间连词。主要的有since, until, till:
如:He has lived here since he got married. 他结婚后就一直住在这儿。
        Most men worked until[till] they're 65. 大多数男人工作到65岁。
(4)表示“一…就”的时间连词。主要的有as soon as, the moment, the minute, the second, the instant, immediately, directly, instantly, once, no sooner…than, hardly…when等:
如:Tell him the news as soon as you see him. 你一见到他就把这消息告诉他。
        I recognized her the moment(that) I saw her. 我一看到她就认出她来了。
        I want to see him the minute(that) he arrives. 他一到来我就要见他。
        I went home directly I had finished work. 我一干完活就回家了。
       Once he arrives, we can start. 他一来我们就可以开始。
(5)表示“上次”、“下次”、“每次”等的时间连词。主要的有every time(每次),each time(每次),(the) next time(下次),any time(随时),(the) last time(上次),the first time(第一次):
如:Last time I saw him, he looked ill. 上次我见到他的时候,他好像有病。
        Next time you're in London come and visit us. 你下次来伦敦过来探望我们。
        Do look me up next time you're in London. 你下次到伦敦来,一定来找我。
        Every time I call on him, he is out. 我每次去访问他,他都不在。
       You can call me any time you want to. 你随时都可以给我打电话。
【注】every time,each time,any time前不用冠词,(the)next time, (the)last time中的冠词可以省略,而the first time中的冠词通常不能省略。
2、引导条件状语从句的从属连词:
这类连词主要有if, unless, as[so] long as, incase等:
如:If anyone calls tell them I'm not at home. 要是有人打电话来,就说我不在家。
        You will fail unless you work hard. 你若不努力就会失败。
        As[So] long as you need me, I'll stay. 只要你需要我,我就留下。
        In case I forget, please remind me about it. 万一我忘记,请提醒我一下。
【注】在条件状语从句中,通常要用一般现在时表示将来意义,而不能直接使用将来时态。不过,有时表示条件的if之后可能用will,但那不是将来时态,而是表示意愿或委婉的请求(will为情态动词):
如:If you will wait a moment, I'll fetch the money. 请等一下,我就去拿钱。
3、引导目的状语从句的从属连词:
主要有in order that, so that, in case, for fear等:
如:We used the computer in order that we might save time. 我们使用计算机是为了节约时间。
        Speak clearly so that they may understand you. 说清楚,以便让他们能明白你的意思。
        Be quiet in case you should wake the baby. 安静些,免得把婴儿吵醒。
        He is working hard for fear he should fail. 他努力工作以免会失败。
4、引导结果状语从句的从属连词:
主要的有so that, so…that, such…that等:
如:We're all here now, so that the meeting can begin at last. 我们现在都到齐了,终于能开会了。
        It's so difficult a question that none of us can answer it. 那是一个很难的问题,我们没有一个人能回答。
        He shut the window with such force that the glass broke. 他关窗户用力很大,结果玻璃震破了。
【注】so that中的that在口语中通常可以省略。
5、引导原因状语从句的从属连词:
主要的有because, as, since, seeing(that), now(that), considering(that)等:
如:He couldn't got to school because he had a cold. 他因患感冒而未能去上学。
        Since everybody is here, let's begin our discussion. 大家都到了,我们就开始吧。
        Seeing that it is 8o'clock, we'll wait no longer. 由于时间已到8点,我们将不再等了。
        Now that you are here, you'd better stay. 你既然来了,最好还是留下吧。
6、引导让步状语从句的从属连词:
主要有although, though, eventhough, even if, while, however, whatever, whoever, whenever, wherever等:
如:Although[Though] he is poor, he is well contented. 他虽穷却能知足常乐。
        Though[Even though] it's hard work, I enjoy it. 尽管是苦活,但我乐意干。
        Even if you don't like wine, try a glass of this. 即使你不喜欢喝酒,也尝尝这杯吧。
7、引导方式状语从句的从属连词:
主要有as, like, as if, as though, the way等:
如:Do it as[like] he does. 像他那样做。
        He behaved as if nothing had happened. 他装作若无其事的样子。
        They treat me as though I were a stranger. 他们待我如陌生人。
        Nobody else loves you the way(=as) I do.没有人像我这样爱你。
8、引导地点状语从句的从属连词:
主要有where, wherever, everywhere等:
如:There were lots of parks where I lived. 我住的地方有许多公园。
        Sit wherever you like. 你想坐在那儿就坐在那儿。
        Everywhere they went, they were warmly welcomed. 他们每到一个地方都受到热烈欢迎。
9、引导比较状语从句的从属连词:
主要有than和as…as:
如:It's easier than I thought. 这比我想像的要容易。
        They are as often wrong as they are right. 他们错对各半。
10、引导名词性从句的从属连词:
主要有that, if, whether:
如:It is clear enough what he meant. 他是什么意思很清楚。 
       Your greatest fault is that you are careless. 你最大的缺点是粗心大意。
       Whether it will do us harm remains to be seen.是否对我们有害还要看一看。
       She didn't say if he was still alive. 她没说他是否还活着。


从属连词知识体系:

 


用作从属连词的六类名词结构:

英语中有些名词结构可用作从属连词,用以引导状语从句,且主要是时间状语从句。这类结构归纳起来有以下六类:
一、the+瞬间名词:
其中的瞬间名词主要包括moment, minute, instant, second等,其意为“一……就……”,相当于as soon as。
如:The minute he saw her he fell in love. 他对她一见倾心。  
Telephone me the moment(that) you get the results. 你一有结果,马上给我打电话。 
I was so tired that I fell asleep the instant I closed my eyes. 我很累,一合上眼就睡着了。
Sheputdownthereceiverthesecondsherecognizedmyvoice.她一听出是我的声音,马上就放下电话听筒。
注:其中的瞬间名词后可接that,也可省略。另外,有的个别副词(如directly/immediately等)也可表示类似意思。
如: Immediately the meal was over,he switchedon the radio.饭一吃完他就把收音机打开。

二、the+季节名词:
其中的季节名词包括spring,summer,autumn,winter,其意为“在……的那年春天、夏天、秋天、冬天。
如:His wife left him thes pring he went abroad.在他出国的那年春天,他的妻子离开了他。
He sold his house and went to the souththe summer he lost hisjob.在他失业的那年夏天,他卖掉房子去了南方。
He was sentto prison the winter his third daughter was born.在他第三个女儿出生的那年冬天,他被关进了监狱。
She got married the autumn she graduated from college.她大学毕业的那年秋天就结婚了。

三、the+时间名词:
其中的时间名词主要包括hour,day,night,week,month,season,year等,其意为“在……的时候、那天、那个晚上、那周、那个月、那个季节、那年”。
如: The hour he wa sin her office,he felt very sad.当他在她办公室的时候,他感到很伤心。
The day here turned home,his father was already dead.他回家的那一天,他的父亲已经死了。
The night I wenttoseeher,shehadleftforBeijingtoattendanimportantmeeting.就我去看她的那个晚上,她到北京去开一个重要的会议了。
Mr Smith didn't go to work the week his wife was ill.史密斯先生在他妻子生病的那个星期没去上班。
They ear helivedinthecountry,he learned alot.他在乡下呆的那一年,他学到了不少东西。

四、the+序数词+time
其中的序数词包括first,second,third,fourth等,其意为“当第几次……的时候”。
如: My girlfriend beat me at pokert he first time weplayed.我头一次和女朋友打扑克,她就把我赢了。
These cond time I saw her,she looked like an old woman.我第二次见到她时,她看上去像一个老太婆。
The third time I went there,I found all of them had left and the offices were all empty.我第三次去那儿时,我发现他们都离开了,所有的办公室都是空的。
注:
1.next,last也具有类似序数词的性质,因此也具有以上用法。
如: Nexttimeyoucomein,pleaseclosethedoor.下次你进来,请关门。
Thelasttimewetalkedhesaidheneededanothertwodays.上次我们谈话时他说他还需要两天。
2.thefirsttime,thesecondtime,thethirdtime等用作连词引导时间状语从句时,其前通常要有定冠词,而(the)nexttime,(the)lasttime引导状语从句时,其中的冠词可以省略,如下面这道上海高考题,其答案是C,不是A:
I though ther nice and honest______Imether.
A.first time  B.fo rthe first time C.the first timeD.by the first time

五、不定代词+time
其中的不定代词主要包括each,every,any等。
如:Every time I ringher,the phone is engaged.我每次给她打电话,电话都占线。
Every time I see him he either wants to tell me his trouble or borrow some money.每次我见到他,他不是向我诉苦,就是要向我借钱。
He felt nervous each times he spoke to him.每次她和他讲话,他都感到紧张。
AnytimeyoucometoLondondolookmeup.你无论什么时候到伦敦来,一定要来看我。
注意:everytime,eachtime,anytime用作连词引导状语从句时其前习惯上不用冠词,它与the first time,these cond time,the third time等引导时间状语从句时其前必须要用定冠词不同。

六、其他名词结构
以上归纳的名词结构均用于引导时间状语从句,有些其他结构还可引导其他性质的状语从句,如the way可用于引导方式状语从句,表示“像……一样”。如:
The didn’t do it the way we do now.那时他们不像我们现在这样行事。
Joyce looked at me the way alotof girls did.乔伊丝像许多姑娘那样瞧着我。
注:这样用的theway与as用法相似。
如:Hold itin both hands,the way(=as)Mummy does.用两只手捧住,像妈妈那样。


现在分词的概念:

现在分词(PresentParticiple)(又称-ing形式),是分词的一种,是非限定动词,即在句子里面不能单独充当谓语,但能充当其它的一些成分(定语,表语,补语和状语)。一般式:doing;一般被动式:being done;完成式:having done;完成被动式:having been done。所有否定式都是在-ing前面加not。


现在分词的用法:

1)做表语:
如:He was very amusing.
        That book was rather boring.
很多动词的现在分词都可以作表语:exciting, interesting, encouraging, disappointing, confusing, touching, puzzling.
2)作定语:
上面所出现的现在分词都可以用作定语,修饰一个名词:
如:That must have been a terrifying experience.
        I found him a charming person.
现在分词短语还可以放在名词的后面修饰名词,相当于一个定语从句:
如:There are a few boys swimming in the river.
        There is a car waiting outside.
3)作状语:
现在分词短语可以表示一个同时发生的次要的或伴随的动作:
如:Following Tom, we started to climb the mountain. 
        Opening the drawer, he took out a box.
        Taking a key out of his pocket, he opened the door.
现在分词短语还可以表示原因,相当于一个原因状语从句:
如:Not knowing her address, we couldn't get in touch with her.
        Being unemployed, he hasn't got much money.
现在分词短语还可以表示时间,相当于一个时间状语从句:
如:Hearing the news, they all jumped with joy.
        Returning home, he began to do his homework. 
        Jim hurt his arm while playing tennis.
        Be careful when crossing the road.
        Having found a hotel, we looked for some where to have dinner.
        Having finished her work, she went home.
4)作宾补:
现在分词在一些动词之后可以做宾语的补语:
例如:see, hear, catch, find, keep, have等。
如:I see him passing my house every day.
        I caught him stealing things in that shop.
        I smelt something burning.
        She kept him working all day.


现在分词其他用法解析:

1、现在分词一般式的用法:
现在分词的一般式所表示的动作与主语动作同时发生:
如:When we arrived, we found him sleeping. 我们到达时发现他在睡觉。
         Living in the 示的动作也可略早于或迟于谓语动作,但两者之间没有时间间隔:
如:Seeing nobody at home, he decided to leave a note. 发现没有在家,他决定留个字条。 
         He went home, finding the door locked. 他回到家,发现门是锁着的。当现在分词所表示的动作略迟于谓语动作时,现在分词通常位于句末。

2、现在分词完成式的用法:
现在分词的完成式主要表示发生在谓语动作之前的动作:
如:Having been there once, she knew the place quite well. 由于去过那儿一次,她对那地方很熟悉。
        Having failed twice, he didn't want to try again. 他已经失败了两次,不想再试了。
注:(1)现在分词的一般式和完成式均可表示已完成或先于谓语的动作,但有区别:现在分词所表示的动作虽然可以先于谓语动作,但两者之间没有时间间隔,而现在分词的完成式所表示先于谓语的动作则与谓语动作有一定的时间间隔:
如:Locking the door, he went out. 锁好门之后,他就出去了。
        Having invited him here to speak, we'd better go to his lecture. 既然我们请了他来作报告,我们最好去听一下。
有时即使是分词动作与谓语动作几乎同时发生,但如果要强调分词动作的完成性,也应用现在分词的完成式:
如:Having bought our tickets, we went into the theatre. 我们买好票后就走进剧场。
(2)现在分词的完成式一般不用作定语:
误:Do you know anyone having lost a cat? 你知道有谁丢了一只猫吗?
误:I want to talk to the person having broken the window. 我想同打破窗户的人谈谈。
若将以上现分词的完成式改为一般式也不可以(因为现在分词作后置定语时通常只表示与谓语动作同时或几乎同时发生的动作,而不能先于谓语动作而发生):
误:I want to talk to the person breaking the window.

3、现在分词被动式的用法:
当要表示一个被动动作时,现在分词就用被动形式。现在分词的一般式和完成式均有被动式形式:
(1)现在分词一般式的被动式:主要表示现在正在进行的动作,也可表示与谓语动作同时发生的动作:
如:Who is the woman being operated on? 正在动手术的女人是谁?
         I saw him being taken away by the police. 我看见他被警察带走。
:有时现在分词一般式的被动式所表示的动作也可发生在谓语动作之前(此时的现在分词通常用于表示原因,且多为状态动词):
如:Not having a car, he finds it difficult to get around. 由于没车,她感到行动很困难。
(2)现在分词完成式的被动式:主要表示发生在谓语动词之前且已经完成的动作。
如:The subject having been opened, he had to go on with it. 话题已经开始了,他不得不谈下去。
        Having been written inhaste, the book has many mistakes. 这书因写得仓促,所以错误不少。
比较:Being so ill, she can't go to school. 由于病得那么严重,她不能去上学。
            Having been ill for a long time, he needed time to recover. 由于病了很长时间,他需要一段恢复的时间。


一般现在时的概念:

表示通常性、规律性、习惯性的状态或者动作(有时间规律发生的事件)的一种时间状态。


一般现在时的用法:

1)经常性或习惯性的动作,常与表示频度的时间状语连用。常用的时间状语有every...,sometimes,at...,on Sunday等。
例如:I leave home for school at 7 every morning. 每天早上我七点离开家。
2)客观真理,客观存在,科学事实。
例如:The earth moves around the sun. 地球绕太阳转动。 
            Shang hai lies in the east of China. 上海位于中国东部。
3)表示格言或警句。
例如:Pride goes before a fall. 骄者必败。 
注意:此用法如果出现在宾语从句中,即使主句是过去时,从句谓语也要用一般现在时。
例如:Columbus proved that the earth is round. 哥伦布证实了地球是圆的。
4)现在时刻的状态、能力、性格、个性。
例如:I don't want so much. 我不要那么多。  
           Ann writes good English but does not speak well. 安英语写得不错,讲的可不行。
比较:Now I put the sugar in the cup. 把糖放入杯子。   
            I am doing my homework now. 我正在做功课。  
第一句用一般现在时,用于操作演示或指导说明的示范性动作,表示言行的瞬间动作。
第二句中的now是进行时的标志,表示正在进行的动作的客观状况,所以后句用一般现在时。


一般现在时知识体系:

 


一般现在时用法拓展

1、一般现在时表将来:
1)下列动词come, go, arrive, leave, start, begin, return的一般现在时可以表示将来,主要用来表示在时间上已确定或安排好的事情。
例如:The train leaves at six tomorrow morning. 火车明天上午六点开。   
       —When does the bus star? 汽车什么时候开
       —It stars in ten minutes. ?十分钟后。
2)以here, there 等开始的倒装句,表示动作正在进行。
例如:Here comes the bus.=The bus is coming. 车来了。   
            There goes the bell.=The bell is ringing. 铃响了。
3)在时间或条件句中。
例如:When Bill comes(不是will come), ask him to wait for me. 比尔来后,让他等我。   
            I'll write to you as soon as I arrive there. 我到了那里,就写信给你。
4)在动词hope, take care that, make sure that 等的宾语从句中。
例如:I hope they have a nice time next week. 我希望他们下星期玩得开心。   
            Make sure that the windows are closed before you leave the room. 离开房间前,务必把窗户关了。
2、一般现在时代替一般将来时:
When, while, before, fter, till, once, as soon as, so long as, by the time, if, in case(that), unless, even if, whether, the moment, the minute, the day, the year, immediately等引导的时间状语从句,条件句中,用一般现在时代替将来时。
例如:He is going to visit her aunt the day he arrives in Beijing. 他一到北京,就去看他姨妈。
3、一般现在时代替一般过去时:
1)"书上说","报纸上说"等。
例如:The news paper says that it's going to be cold tomorrow. 报纸上说明天会很冷的。 
2)叙述往事,使其生动。
例如:Napoleon's army now advances and the great battle begins. 拿破仑的军队正在向前挺进,大战开始了
4、一般现在时代替现在完成时:
1)有些动词用一般现在时代替完成时,如hear, tell, learn, write, understand, forget, know, find, say, remember等。
例如:I hear(=haveheard)he will go to London. 我听说了他将去伦敦。 
            I forget(=have forgotten)how old he is. 我忘了他多大了。
2)用句型"It is…since…"代替"It has been…since…"。
例如:It is(=has been)five years since we last met. 从我们上次见面以来,五年过去了。
5、一般现在时代替现在进行时:
在Here comes…/There goes…等句型里,用一般现在时代替现在进行时。
例如:There goes the bell.铃响了。

时态一致

 
1、如果从句所叙述的为真理或相对不变的事实,则用现在时。
例如:At that time, people did not know that the earth moves. 那时,人们不知道地球是动的。 
            He told me last week that he is eighteen.上星期他告诉我他十八岁了。 
2、宾语从句中的,助动词ought, need, must, dare的时态是不变的。
例如:He thought that I need not tell you the truth. 他认为我不必告诉你真相。