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高中一年级英语

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  • 改错题
    改错。
    每句话都有错误,且只有一处错误,请按下列情况改正:
    此句话多一个词:把多余的词用斜线划掉, 在该行右边横线上写出该词。并也用
    斜线划掉。
    在缺词处加一个漏字符号(∧),在该句话右边写出该加的词。
    在错的词下划一横线,在该行的右边横线上写出改正后的词。
    1. Festivals are mean to celebrate important times of year.  ______
    2. China has mid-autumn festival, where people admire the moon.        ________
    3. Some western countries have very excited festivals.                         ________
    4. He thought she would keep her words.                                           ________
    5. Columbus Day in memory of the arrival of Columbus.                       ________
    6. Suddenly he saw his friend Li Chang hurried by.                             _______
    7. Why not you sit down and try a meal?                                             ________
    8. They served different meals. On this way, they cut down the fat.      ________
    9. In this important feast day, people eat cakes with "bones" on them.   ________
    10. By now, this restaurant ought be full of people.                                ________
    本题信息:2012年吉林省月考题英语改错题难度一般 来源:刘鸿娟
  • 本题答案
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本试题 “改错。每句话都有错误,且只有一处错误,请按下列情况改正:此句话多一个词:把多余的词用斜线划掉, 在该行右边横线上写出该词。并也用斜线划掉。在缺词处加...” 主要考查您对

可数名词及其单复数

关系副词

介词和介词短语

动词的现在分词

动词的过去分词

系动词

情态动词

助动词

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。
  • 可数名词及其单复数
  • 关系副词
  • 介词和介词短语
  • 动词的现在分词
  • 动词的过去分词
  • 系动词
  • 情态动词
  • 助动词

可数名词:

是指能以数目来计算,可以分成个体的人或东西;因此它有复数形式,当它的复数形式在句子中作主语时,句子的谓语也应用复数形式。 
                         


可数名词复数的规则变化: 

情况 构成方法  读音 例词
一般情况 加 –s 1.清辅音后读/s/;
2.浊辅音和元音后读/z/; 
map-maps
bag-bags
car-cars
以s,sh,ch,x等结尾的词 加 -es 读 /iz/ bus-buses
watch-watches
以ce,se,ze,(d)ge等结尾
的词 
加 -s 读 /iz/  license-licenses
以辅音字母+y结尾的词   变y 为i再加es  读 /z/ baby-babies
另外:
1)以y 结尾的专有名词,或元音字母+y结尾的名词变复数时,直接加s变复数: 
如:two Marys the Henrys      monkey---monkeys holiday---holidays  
比较:层楼:storey---storeys  story---stories
2)以o 结尾的名词,变复数时:
a. 加s,如: photo---photos  piano---pianos 
b. 加es,如:potato--potatoes tomato--tomatoes
c. 均可,如:zero---zeros / zeroes 
3)以f或fe 结尾的名词变复数时:
a. 加s,如: belief---beliefs roof---roofs   safe---safes  gulf---gulfs;
b. 去f, fe 加ves,如:half---halves knife---knives leaf---leaves wolf---wolves  wife---wives life---lives thief---thieves;
c. 均可,如:handkerchief:  handkerchiefs / handkerchieves

可数名词复数的不规则变化:

1)child---children foot---feet  tooth---teeth   mouse---mice  man---men woman---women  
注意:与 man 和 woman构成的合成词,其复数形式也是 -men 和-women。 
如:an Englishman,two Englishmen. 但German不是合成词,故复数形式为Germans;Bowman是姓,其复数是the Bowmans。
2)单复同形 如:
deer,sheep,fish,Chinese,Japanese
li,jin,yuan,two li,three mu,four jin 
但除人民币元、角、分外,美元、英镑、法郎等都有复数形式。如:
   a dollar, two dollars;  a meter, two meters
3)集体名词,以单数形式出现,但实为复数。
如:staff  people police cattle 等本身就是复数,不能说a staff  a people,a police,a cattle,
但可以说a person,a policeman,a head of cattle, the English,the British,the French,the Chinese,the
Japanese, the Swiss 等名词,表示国民总称时,作复数用。 
如:The Chinese are industries and brave. 中国人民是勤劳勇敢的。
4)以s 结尾,仍为单数的名词,如:
a. maths,politics,physics等学科名词,为不可数名词,是单数。
b. news 是不可数名词。
c. the United States,the United Nations 应视为单数。
The United Nations was organized in 1945. 联合国是1945年组建起来的。
d. 以复数形式出现的书名,剧名,报纸,杂志名,也可视为单数。
 "The Arabian Nights" is a very interesting story-book.
 <<一千零一夜>>是一本非常有趣的故事书。
5) 表示由两部分构成的东西,如:glasses (眼镜) trousers, clothes ;
若表达具体数目,要借助数量词 pair(对,双); suit(套); a pair of glasses; two pairs of trousers
6)另外还有一些名词,其复数形式有时可表示特别意思,如:goods货物,waters水域,fishes(各种)鱼

复合名词的复数形式:
   名词作定语名词作定语一般用单数,但也有以下例外。
1)用复数作定语。
如:sports meeting 运动会 
students reading-room 学生阅览室  
talks table 谈判桌    
the foreign languages department 外语系
2)man, woman, gentleman等作定语时,其单复数以所修饰的名词的单复数而定。
如:men workers  
women teachers 
gentlemen officials
3)有些原有s结尾的名词,作定语时,s保留。
如:goods train (货车) 
arms produce 武器生产
customs papers 海关文件
clothes brush衣刷
4)数词+名词作定语时,这个名词一般保留单数形式。
如:two-dozen eggs 两打/(二十四个鸡蛋) 
a ten-mile walk 十里路 
two-hundred trees 两百棵树           
a five-year plan 一个五年计划   

可数名词单复数知识体系:

 


不同国籍人的单复数:

国籍 总称(谓语用复数) 单数 复数
中国人 the Chinese a Chinese  two Chinese
瑞士人 the Swiss a Swiss two Swiss
澳大利亚人 the Australians  an Australian two Australians
俄国人 the Russians a Russian two Russians
意大利人 the Italians an Italian two Italians
希腊人 the Greek a Greek two Greeks
法国人 the French a Frenchman two Frenchmen
日本人 the Japanese a Japanese two Japanese
美国人 the Americans an American two Americans
印度人 the Indians an Indian two Indians
加拿大人 the Canadians a Canadian two Canadians
德国人 the Germans a German two Germans
英国人 the English an Englishman two Englishmen
瑞典人 the Swedish a Swede two Swedes


关系副词的概念:

关系副词兼有副词与连接词两种作用,在不及物动词的连接中要求用关系副词。关系副词有when, where, why。


关系副词的特点:

关于副词用于引出定语从句,主要有when, where, why:
如:Sunday is the day when very few people go to work. 星期日是没什么人上班的日子。 
        That's the reason why he dislikes me. 这就是他不喜欢我的原因。 
        Do you know a shop where I can find sandals? 你知道哪家商店我能找到凉鞋吗?
注:关系副词用于引出定语从句,且在从句中用作状语。关系副词when表示时间,where表示地点,why表示原因。

使用关系副词应注意的几点:

(1)how不能用作关系副词,不要想当然地将how用作关系副词置于theway后表示方式:他说话就是那个样子。
误:This is the way how he spoke.
正:This is how he spoke./ This is the way(that, in which)he spoke.
(2)关系副词when和where既可引导限制性定语从句,也可引导非限制性定语从句,但why只能引导限制性定语从句,不能引导非限制性定语从句(若引导非限制性定语从句,可用for which reason)。
(3)引导定语从句时,when的先行词为时间,where的先行词为地点,why的先行词为原因(主要是the reason),但是反过来却不一定:
如:Don't forget the time(that) I've toldyou.不要忘记我告诉你的时间。
        Do you know the house(that) he bought recently? 你知道他最近买的那座房子吗?
        Please tell me there as on(that) you know. 请告诉我你所知道的原因吧。


关系副词的用法:

关系副词有when, where, why,作用有三个:
1、连接主句与从句;
2、代替先行词;
3、在从句中作状语,不可省略。
When和where既可引导限制性定语从句,也可引导非限制性定语从句。Why只能引导限制性定语从句。这些关系副词在意义上都相当于一定得“介词+which”结构。
1)when=at/in/on/during,在定语从句中作时间状语。
例如:Tell me the time when(at which) the train leaves.
注意
①当表示时间的先行词在从句中中作主语或宾语时,不能用when。
例如:I will never forget the days I spent with your family. 
②It/This/That+be+the first/second/last time that…句型中,that是习惯用法,不能用 when代替,that还可以省略。从句中使用与“be动词”呼应的完成形式。
例如:It is the first time that I have been to the Great Wall.
2)where表地点,只能跟在表示地点的名词后,它在定语从句中作地点状语。
例如:This is the second school where I used to teach.
注意:
①引导词where可用that替换,并经常可以省略。
例如:That's the place(where/that) we went before.
②当表示地点的先行词在句中作主语或宾语时,不用where,用关系代词that或which。
例如:The factory that/which we visited yesterday was built last year.
③where可与from连用。
例如:His head soon appeared out of the second story windows, from where he could see nothing but rees.
3)why表原因,引导的从句修饰名词reason。Why可用that或forwhich替换或省略。
例如:I don't know the reason(why/for which/that) he left here.


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.


现在分词的概念:

现在分词是由动词原形加词尾-ing构成。现在分词有主动意义,同样也有时态和语态的变化。


动词现在分词变化规则:

1、一般情况下在动词后加ing,如:study—studying,work—working
2、以不发音的字母e结尾的动词,先去掉e再加ing,如:write—writing,move—moving
3、以一个元音字母和一个辅音字母结尾的重读音节结尾的动词,要双写末尾一个辅音字母,再加ing,如:get—getting,begin—beginning
4、以ie结尾的动词,一般将ie改为y,再加ing,如:lie—lying,die—dying,tie—tying
注意:以l结尾的动词,尾音节重读时,双写l,如:control—controlled,尾音节不重读时,双不双写都可以,如:travel—traveling/travelling。特例:picnic—picnicking。


动词现在分词用法拓展:

1、现在分词的构成:
现在分词是由动词原形加词尾-ing构成。现在分词同样有时态和语态的变化,通常有下表几种形式(以do为例):
一般式:主动形式doing
                被动形式beingdone
完成式:主动形式havingdone
                被动形式having been done
现在分词的否定形式是由not加现在分词构成。
如:Not knowing his address, I could do nothing but stay at home and wait. 不知道他的地址,我只好在家里等着。
        His not coming made all of us angry. 他没来使我们大家都很生气。
2、现在分词的一般式和完成式:
现在分词的一般式表示和谓语动词所表示的动作同时进行的动作;完成式表示在谓语动词所表示的动作之前发生的动作。
如:Being a student, he was interested in books. 作为一个学生,他对书本很感兴趣。
        Not having studied his lessons very hard, he failed the examinations. 因为没有努力学习功课,他考试不及格。
3、现在分词的被动式:
现在分词的被动式表示它的逻辑主语是现在分词动作的承受者。根据现在分词动作发生的时间,现在分词的被动式有一般被动式(being done)和完成被动式(having been done)。
如:The question being discussed is very important. 正在被讨论的问题很重要。
        Having been criticized by the teacher, he gave up smoking. 被老师批评以后,他把烟戒了。
注意:在need, want, require, beworth等动词(短语)后,作宾语的现在分词常用主动形式来表示被动含义。
如:Your shoes need cleaning.=Your shoes need to be cleaned. 你的鞋需要清洗一下了。
        This book is well worth reading. 这本书很值得一看。


动词过去分词的概念:

 过去分词是非谓语动词的一种,与助动词连用也用于谓语动词。


动词过去分词的构成:

1、一般情况直接加ed,如:ask—asked,work—worked
2、以不发音的e结尾,只加d,如:love—loved,dance—danced
3、以辅音字母加y结尾,把y变为ied,如:try—tried,study—studied
4、以一个元音字母和一个辅音结尾的重读音节结尾的动词,先双写末尾一个字母,再加ed,
如:stop—stopped,permit—permitted
注意:以l结尾的动词,尾音节重读时,双写l,如:control—controlled;
尾音节不重读时,双不双写都可以,如:travel—traveled/traveled。
特例:picnic—picnicked,另外还有很多动词的过去分词是不合乎上述规则的,需熟记。


过去分词用法:

一、过去分词在谓语中的使用:
虽说过去分词是非谓语动词的一种,但是与助动词连用也用于谓语动词。
1、have+过去分词=完成时:
“have+过去分词”可以构成现在完成时“have/has done”,和过去完成时“had done”。
如:I haven't heard from him much recently. 我最近没太收到过他的信。
        I knew you had been busy. 我知道你一直很忙。
2、be+过去分词=被动语态:
be的时态变化决定了被动语态的时态。
如:was/were done是一般过去时的被动语态,而will be done是一般将来时的被动语态。
如:The letter has been opened! 信被人拆开了。
        He was said to have been arrested. 据说他被捕了。
3、have(has)/hadbeen+过去分词=现在/过去完成式的被动语态:
如:He has been invited to the college to teach. 他已经应邀去那所大学教书了。

二、过去分词的非谓语用法:
Ⅰ. 构成其他非谓语动词的不同形式:
1、have done前加to构成不定式的完成式,having done即动词-ing形式的完成式。
如:I'm sorry not to have given you enough help. 对不起没给你足够的帮助。
        Having checked all the answers, he handed in the paper. 检查完所有的答案,他交了卷子。
2、be done前加to是不定式的被动态,being done是动词-ing形式的被动态。
如:She is very glad to be invited to the party. 她很高兴被邀请来那个聚会。
        The house being built is for the old people in that village. 正在建的房子是给那个村子的老年人的。
3、have been done前加to是不定式的完成式的被动态,having been done是动词ing形式的完成式的被动态。
如:He was said to have been sent to Africa. 据说他被派到非洲去了。
        Having been trained for three months, he returned to the village school, full of confidence. 受训三个月之后,他信心满满地返回那间乡村学校。
Ⅱ. 过去分词的时间和语态概念:
在时间上,经常表示完成,但是也可以表示相对模糊的时间概念,而不表示完成。在语态上,及物动词的过去分词表示被动。
如:What's the language spoken in that country? 那个国家讲的是什么语言?(不表示完成)
        Born and brought up in the countryside, he was interested in biology.(表示完成)由于在农村出生并长大,他对生物很感兴趣。


系动词的概念:

连系动词(link verb)是一个表示谓语关系的动词。它必须后接表语(通常为名词或形容词)。连系动词的功能主要是把表语(名词、形容词、某些副词、非谓词、介词短语、从句)和它的主语联系在一起,说明主语的属性、特征或状态。它有自己的但不完全的词义,不能在句中独立作谓语,必须和后面的表语一起构成句子的谓语。它是虚词。


系动词的分类:

1、状态系动词:
用来表示主语状态,只有be一词。
例如:He is a teacher. 他是一名教师。(is与补足语一起说明主语的身份。)
2、持续系动词用来表示主语继续或保持一种状况或态度,主要有keep, rest, remain, stay, lie, stand:
例如:The weather will continue cold and wet.
            He remained poor after 20years.
            The shop will stay open at 11:00p.m.
            He stood/sat silent there. 
3、表像系动词:
用来表示"看起来像"这一概念,主要有seem, appear, look。
例如:She appears to have know this thing.
            She seems a student.
4、感官系动词:
感官系动词主要有feel, smell, sound, taste。
例如:The silk feels soft.
            Your idea sounds a good one.
            He looked like his mother.
            The mixture tasted terrible.
            The flower smells sweet.
5、变化系动词:
这些系动词表示主语变成什么样,变化系动词主要有become, grow, turn, fall, get, go, come, run。
例如:My dream o fcoming to China has come true.
            In summer food often goes bad.
            He turned doctor./ He became a doctor.
            He fell asleep as soon as he went to bed.
6、终止系动词表示主语已终止动作,主要有prove, turn out,表达"证实","变成"之意。
例如:The truth he stuck to proved true.

系动词基本用法:

连系动词是表示不完全谓语关系的动词,它与其后的表语一起构成谓语。
常见的连系动词有be(是),become(成为),get(变成),remain(还是),seem(似乎是),look(看上去),feel(感觉)等。
连系动词后的表语通常是名词和形容词,有时也可以是代词、数词、副词、介词短语、不定式、动名词、从句等:
如:His English is excellent. 他的英语很棒。(跟形容词)
        He is a famous poet. 他是著名诗人。(跟名词)
        Money isn't everything. 金钱不是一切。(跟代词)
        She was the first to arrive. 她是第一个到达的人。(跟数词)
        Who is up stairs? 谁在楼上?(跟副词)
        He is with his friends. 他和朋友在一起。(跟介词短语)
        He seems to be ill.他似乎病了。(跟不定式)
        Seeing is believing. 眼见为实。(跟动名词)
        This is what you need. 这就是你需要的。(跟从句)
:有些系动词又是实义动词,该动词表达实义时,有词义,可单独作谓语。
例如:1、She tasted①the soup to see if it tasted②too salty.  她尝了一口汤,看是否太咸。
            2、The doctor is feeling①his pulse because he feels②sick. 因为身体不舒服,医生正在给他切脉。
            3、The mother looked①at the sick child sadly and she looked②sad. 母亲难过地看着生病的孩子。
            4、She smelled①the meat to make sure it still smelled②good. 她闻了闻肉,看看是否还新鲜。
            5、The teacher asked the students to keep②quite when they were keeping①everything in order. 当学生整理东西时,老师让他们保持安静。
从以例子不难出,标①的动词为实义动词,他们后跟有宾语;标②的动词为系动词,其后往往跟形容词、名词、不定式等作表语。


系动词知识体系:

 


连系动词使用应注意的两点:

 1、关于连系动词后接副词作表语:
连系动词后通常可接形容词作表语,一般不接副词:
误:His English is very well. 他的英语很好。(应将well改为good)
误:Be carefully. 小心点。(应将carefully改为careful)
误:The soup tastes nicely. 这汤味道不错。(应将nicely改为nice)
但是,有时连系动词后也可接副词作表语,不过这主要限于in, on, off, out, away, behind, up, down, over, through, around, round, below, inside, outside等少数副词小品词以及here, there, upstairs, downstairs等少数表示地点或方位的副词:
如:Mother wasn't in last night. 母亲昨晚不在家。
        The meeting was over at five. 会议五点结束。
        Come along. The taxi is outside. 来吧,出租车在外面。
        Mother is downstairs waiting for you. 母亲在楼下等你。
2、关于连系动词后接不定式:
(1)连系动词be后根据情况可自由地接不定式作表语:
如:My dream is to be a scientist. 我的梦想是当一名科学家。 
        All I could do was to wait. 我只能等。
        My plan was to go from London to Paris. 我计划从伦敦去巴黎。
        I was to have seen Mr Kay. 我本要去见凯先生的。
(2)seem, appear, prove, continue, turn out, get, grow, come等连系动词后也可接不定式(尤其是to be)作表语:
如:She always seems to be sad. 她常常显得很忧伤。
        My advice proved to be wrong. 我的意见证明是错的。
        She appears to have many friends. 他好像有很多朋友。
        The weather turned out to be fine. 天气结果很好。
        Circumstances continue to be favorable.  情况仍然是有利的。
        He has grown to like studying English. 他渐渐喜欢学英语了。

若所接不定式为to be,通常可以省略。不过,若其后接的是表语形容词,则to be通常不宜省略。
另外,连系动词look后能否接tobe似乎尚有争论,不过,在现代英语中接to be的现象已较普遍。
(3)sound, smell, feel, taste, become等连系动词后通常不能接不定式:
误:These oranges taste to be good. (应去掉to be)
误:The roses smell to be nice.(应去掉to be)
(4)有的连系动词后接的从句可用不定式来改写:
如:It seems that she's right./ She seems to be right. 她似乎是对的。
        It appears that you have made a mistake./You appear to have made a mistake. 似乎你弄错了。


情态动词的概念:

情态动词表示说话人对某一动作或状态的态度。


几组词的辨析

1、need和dare的用法:
need和dare既可用作情态动词,也可用作实义动词。用作情态动词时,主要用于否定句和疑问句。用作实义动词时,可用于各种句式。
(1)用作情态动词:
 如:—Need I come? 我需要来吗?
         —Yes, you must. 需要。
         You needn′t telephone him now. 你现在不必打电话给他。 
         I don′t think you need worry. 我想你不必发愁。 
         She dare not go out alone at night. 她晚上不敢一个人出去。
         How dare you say I′m unfair? 你竟敢说我不公平?
         Not one of them dared mention this.他们谁也不敢提这件事。
(2)用作实义动词:
如:You don′t need to do it yourself. 你不必亲自做这件事。
        We need to tell them the news. 我们需要把这消息告诉他们。
        The table needs painting(to be painted.). 桌子需要油漆一下。
        We should dare to give our own opinion.我们要敢于提出自己的观点。
        He did not dare(to) look up. 他不敢抬头看。
        I dare day he′ll come again. 我想他会再来的。
2、can和be able to:
(1)情态动词can只有两种时态形式,现在式can和过去式could,而be able to有多种时态形式。
如:Mary can play the piano. She has been able to play it since she was 5. 玛丽会弹钢琴。她五岁起就会弹了。
(2)用在过去时中,could经常表示能够做某事,事实上不一定去做,而was∕were able to则表示“过去做成了某事”。在否定句中两者可通用。
如:He could swim across the English Channel. But he didn′t feel like it that day.
        他能游过英吉利海峡,但那天他不想游。
        Yesterday I was able to get home before the heavy rain. 昨天我在下大雨前赶到了家里。
3、must和have to:
must表示主观意志,而have to表示由于客观因素不得不做某事。must没有过去式,除在间接引语中可用于表示过去时间,在直接引语中表示过去时间应该用had to代替。
如:I told her that she must give up smoking. 我叫她必须戒烟。
        We had to get everything ready that night. 我们那晚得把一切准备就绪。
4、would和used to:
(1)usedto表示过去与现在或过去某时与后来的情况有不同,而would只表过去的情况。
如:People used to think that the earth was flat.  过去人们认为地球是平的。(现在人们不这么认为。) 
        She would go out for a walk in the morning when she was in the country.
        在乡下时,她总是在早晨去散会儿步。(可能现在仍有散步的习惯。)
(2)used to可表示过去的习惯动作和经常的情况,而would只表示过去的习惯动作。
如:He used to∕would smoke while writing. 过去他写东西时常抽烟。
        She used to be fat. 她过去很胖。


情态动词的基本用法:

1、can(could):
1)表示能力,could主要指过去时间。
如:Two eyes can see more than one. 两只眼比一只眼看得清。
        Could the girl read before she went to school? 这女孩上学前能识字吗?
2)表示可能(理论上或是逻辑判断上)。
如:The temperature can fall to–60℃, that is 60℃ below freezing. 气温可降至-60℃,也就是零下60℃。
        He can′t(couldn′t) have enough money for a new car. 他不可能有足够的钱买新车。  
        You mustn′t smoke while you′re walking around in the wood. You could start a fire. 
        在林子里走时勿吸烟,那样可能会引起火灾。
3)表示允许。
如:Can I have a look at your new pen? 我可以看一看你的新钢笔吗?
        He asked whether he could take the book out of the reading-room. 他问他可不可以把书带出阅览室。
4)表惊异、怀疑、不相信等态度。主要用于否定句、疑问句或感叹句中。
如:Where can(could) they have gone to? 他们会去哪儿了呢?
        He can′t(couldn′t) be over sixty. 他不可能超过六十岁。
        How can you be so careless? 你怎么这么粗心?
5)比较委婉客气地提出问题或陈述看法。
如:Can(Could) you lend me a hand? 帮我一把好吗?
        I′m afraid we couldn′t give you an answer today. 恐怕我们今天不能给你答复。
2、may(might):
1)表允许,might可以指过去时间,也可指现在时间,语气更委婉。
如:You may take what ever you like. 你喜欢什么就拿什么。
        He told me that I might smoke in the room. 他告诉我可以在房间里抽烟。
        May(Might) I ask for a photo of your baby? 我可以要一张你宝宝的照片吗?
在回答以may引起的问句时,多避免用这个词,而用其它方式:
如:Yes, please./Certainly. /Please don′t./You′d better not./No, you mustn′t.等,以免显得太严峻或不客气。
2)表可能(事实上)。可以指过去时间,也可以指现在时间,但语气更加不肯定。
如:He may be at home. 他可能在家。
        She may not know about it. 她可能不知道这件事。
        He was afraid they might not agree with him. 他担心他们可能不同意他的意见。 
如:They might be having a meeting, but I′m not sure. 他们有可能在开会,不过我不肯定。
3、must:
1)表示义务。意为“必须”(主观意志)。
如:We must do everything step by step. 我们一切都必须循序渐进地做。
        You mustn′t talk to her like that. 你不可能那样对她说话。
         —Must we hand in our exercise-books now? 我们现在就要交练习本吗?
         —No, you needn′t./No, you don′t have to.不必。(这种情况下,一般不用mustn′t)
2)表示揣测。意为“想必、准是、一定”等,只用于肯定句。
如:He must be ill. He looks so pale. 他准是病了。他的脸色苍白。
如:She′s wearing a diamond necklace. She must have a lot o fmoney. 她戴着钻石项链,一定很有钱。
4、shall:
1)表征询意见,用于第一、第三人称疑问句。
如:Shall I get you some tea? 我给你点茶好吗?
        Shall the boy wait outside? 让那男孩在外面等吗?
        What shall we do this evening? 我们今晚做什么?
2)表说话人的意愿,有“命令、允诺、警告、决心”等意思,用于第二、第三人称陈述句。
如:You shall do as I say. 按我说的做。(命令)
        You shall have my answer tomorrow. 你明天可以得到我的答复。(允诺)
        He shall be sorry for it one day, I tell you.有一天他会后悔的,我告诉你。(警告)
如:Nothing shall stop us from carrying out the plan.什么也不能阻止我们执行这项计划。(决心)
5、will:
1)表意愿,用于各种人称陈述句。
如:I will do anything for you. 我愿为你做任何事。
        None is so blind as those who won′t see. 不愿看的人眼最瞎。
        If you will read the book, I′ll lend it to you. 如果你愿意读这本书,我会把它借给你。
2)表请求,用于疑问句。
如:Will you close the window? It′s a bit cold. 请你把窗户关上好吗?有点冷。
        Won′t you drink some more coffee? 再来一点咖啡好吗?
3)表示某种倾向或习惯性动作。
如:Fish will die out of water. 鱼离开水就不能活。
        The door won′t open. 这门打不开。
        The boy will sit there hour after hour looking at the traffic go by. 
        那男孩常常坐在那里好几个钟点,看着车辆行人通过。
6、should:
1)表义务。意为“应该”(某件事宜于做),用于各种人称。
如:You should be polite to your teachers. 你对老师应该有礼貌。
        You shouldn′t waste anytime. 你不应该浪费时间。
2)表推测,意为“想必一定、照说应该、估计”等。
如:The film should be very good as it is starring first-class actors. 这部新电影是一流演员主演的,估计拍得很好。       
        They should be home by now. 照说他们现在应当已经到家了。
7、would:
1)表意愿。
如:They would not let him in because he was poorly dressed. 他们不让他进去因为他衣着破旧。 
        I said I would do anything for you. 我说过我愿意为你做任何事。
2)表委婉地提出请求、建议或看法。
如:Would you like another glass of beer? 再来杯啤酒好吗?
        Would you mind cleaning the window? 请把窗户擦一下好吗?
        They wouldn′t have anything against it. 他们不会有什么反对意见。
3)表过去反复发生的动作或过去的一种倾向。
如:Every time she was in trouble, she would go to him for help. 她每遇到麻烦都会向她求助。
8、ought to:
1)表义务,意为“应该”(因责任、义务等该做),口气比should稍重。
如:You are his father. You ought to take care of him. 你是他父亲,应当管他。
        You oughtn′t to smoke so much. 你不应该抽这么多烟。
2)表推测,暗含很大的可能,语气较弱。
如:Han Mei ought to know his telephone number. 韩梅该知道他的电话号码。
        There′s a fine sun set; it ought to be a fine day tomorrow. 今天有晚霞,明天应该是个好天。
9、used to:
表示过去的习惯动作或状态,现在不复发生或存在。疑问式和否定式有两种。
如:He used to live in the countryside, but now he lives in the city. 他过去住在乡下,现在住在城里。
        There used to be a building at the street corner, but it has been pulled down. 街道拐角处过去有座楼房,现在拆了。
        I usedn′t (didn′t use) to smoke. 我过去不抽烟。
        Used you(Did you use) to go to school on foot? 你过去常步行去学校吗?

情态动词的其他用法:

首先它是动词,而且不同于行为动词,行为动词表示的是可以通过行为来表达的动作(如写,读,跑),而情态动词只是表达的一种想法(如能,也许,敢)。
用法是:情态动词+行为动词原形:
句:I can read this sentence in English. 我能用英语读这句话。
情态动词是一种本身有一定的词义,表示说话人的情绪,态度或语气的动词,但不能单独作谓语,只能和其他动词原形构成谓语。
如:We can be there on time tomorrow. 我们明天能按时去那儿。
        May I have your name? 我能知道你的名字吗?
        Shall we begin now? 我们现在就开始吗?
        You must obey the school rules. 你必须遵守校规。


情态动词知识体系:

 


情态动词表推测的三种句式:

1、在肯定句中一般用must(一定),may(可能),might/could(也许,或许)。
如:He must/may/might know the answer to this question? 他一定/可能/也许知道这个问题的答案。 
        It is cold in the room. They must have turned off the heating. 屋里很冷,他们肯定把暖气关了。
2、否定句中用can't/couldn't (不可能), may not/might not(可能不)。
如:It can't/couldn't be the headmaster. He has gone to America.  这不可能是校长,他去美国了
        He may not/might not know the scientist. 他也许不认识那位科学家。
3、疑问句中用can/could(能……?)。
如:Could he have finished the task? 他可能把任务完成了吗?
        Can he be at home now? 他现在能在家吗?
注:以上三种句式中情态动词的语气按程度都是依次递减的。Might, could并非may, can的过去式,而表示语气较为委婉或可能性较小。

情态动词表推测的三种时态:

1、对将来情况的推测,用“情态动词+动词原形”。
如:She must/may/might/could arrive before 5.  5:00前她一定/可能/也许到。
        She must/may/might/could walk miles and miles among the hills without meeting anyone.
        她一定/可能/也许会在山里一连走好几英里而遇不到一个人。
2、对现在或一般情况的推测,用“情态动词+be”,“情态动词+bedoing”或“情态动词+动词原形”。
如:He must/may/might/could be listening to the radio now. 他一定/可能/也许正在听收音机。
        He can't(couldn't)/may(might) not be at home at this time. 这个时候他不可能/可能不在家。
        Mr. Bush is on time for everything. How can(could) he be late for the opening ceremony?
        布什先生一向准时,这次开幕式他怎么可能迟到呢?
3、对过去情况的推测,用“情态动词+have+过去分词”。
如:It must/may/might/ could have rained last night. The ground is wet. 地湿了,昨晚肯定/可能/也许下雨了。
        The door was locked. He can(could) not/may(might) not have been at home. 门锁着,他不可能/可能不在家。       
        Can/Could he have gotten the book?难道他找到书了吗?
:情态动词should/ought to表推测时,意为“想必会,理应……”但与“have+过去分词”连用时,则又可构成虚拟语气意为“本应该做某事却没做”。
如:It's seven o'clock. Jack should/ought to be here at any moment.
        现在七点钟了,杰克理应随时到达。(推测)    
        She should/ought to have attended your birthday party, but she had to look after her mother in hospital.(虚拟)
        她本该出席你的生日晚会的,可是她得在医院照顾她妈妈。 
        Tom should not/ought not to have told me your secret, but he meant no harm.(虚拟)
        汤姆本不该告诉我你的秘密,可是他并无恶意。

助动词的概念:

助动词是帮助主要动词构成各种时态,语态,语气以及否定或疑问结构的动词。助动词分为时态助动词和结构助动词两种。


助动词的用法:

1、助动词be的用法:
1)be+现在分词,构成进行时态。
例如:They are having a meeting. 他们正在开会。
            English is becoming more and more important. 英语现在越来越重要。
2)be+过去分词,构成被动语态。
例如:The window was broken by Tom. 窗户是汤姆打碎的。
            English is taught through out the world. 世界各地都教英语。
3)be+动词不定式,可表示下列内容: 
a. 表示最近、未来的计划或安排。
例如:He is to go to NewYork next week. 他下周要去纽约。  
            We are to teach the freshmen. 我们要教新生。  
说明:这种用法也可以说成是一种将来时态表达法。 
b. 表示命令。
例如:You are to explain this. 对此你要做出解释。  
            He is to come to the office this afternoon. 要他今天下午来办公室。 
c. 征求意见。
例如:How am I to answer him? 我该怎样答复他?  
            Who is to go there? 谁该去那儿呢? 
d. 表示相约、商定。
例如:We are to meet at the schoolgate at seven tomorrow morning. 我们明天早晨7点在校门口集合。

2、助动词have的用法

1)have+过去分词,构成完成时态。
例如:He has left for London. 他已去了伦敦。  
            By the end of last month, they had finished half of their work. 上月未为止,他们已经完成工作的一半。  
2)have+been+现在分词,构成完成进行时。
例如:I have been studying English for ten years. 我一直在学英语,已达十年之久。 
3)have+been+过去分词,构成完成式被动语态。
例如:English has been taught in China for many years. 中国教英语已经多年。

3、助动词do的用法:

1)构成一般疑问句。
例如:Do you want to pass the CET? 你想通过大学英语测试吗? 
            Did you study German? 你们学过德语吗?
2)do+not构成否定句。
例如:I do not want to be criticized. 我不想挨批评。 
            He doesn't like to study. 他不想学习。 
            In the past, many students did not know the importance of English. 过去,好多学生不知道英语的重要性。
3)构成否定祈使句。
例如:Don't go there. 不要去那里。 
            Don't be so absent-minded. 不要这么心不在焉。
说明:构成否定祈使句只用do,不用did和does。
4)放在动词原形前,加强该动词的语气。
例如:Do come to my birthday party. 一定来参加我的生日宴会。 
            I did go there. 我确实去那儿了。 
            I do miss you. 我确实想你。
5)用于倒装句。
例如:Never did I hear of such a thing. 我从未听说过这样的事情。 
            Only when we begin our college life do we realize the importance of English. 进了大学以后,我们才认识到英语的重要性。
说明:引导此类倒装句的副词有never, seldom, rarely, little, only, so, well等。
6)用作代动词。
例如:—Do you like Beijing? 你喜欢北京吗? 
            —Yes, I do. 是的,喜欢。(do用作代动词,代替like Beijing.) 
            He knows how to drive a car, doesn't he? 他知道如何开车,对吧?

4、助动词shall和will的用法:
 
shall和will作为助动词可以与动词原形一起构成一般将来时。
例如:I shall study harder at English. 我将更加努力地学习英语。   
            He will go to Shang hai.  他要去上海。
说明:在过去的语法中,语法学家说shall用于第一人称,will只用于第二、第三人称。现在,尤其是在口语中,will常用于第一人称,但shall只用于第一人称,如用于第二、第三人称,就失去助动词的意义,已变为情态动词。
试比较:He shall come. 他必须来。(shall有命令的意味。) 
                He will come. 他要来。(will只与动词原形构成一般将来时。)

5、助动词should,would的用法

1)should无词义,只是shall的过去形式,与动词原形构成过去将来时,只用于第一人称。
例如:I telephoned him yesterday to ask what I should do next week. 我昨天给他打电话,问他我下周干什么。 
比较:"What shall I do next week?" I asked. “我下周干什么?”我问道。 
可以说,shall变成间接引语时,变成了should。
2)would也无词义,是will的过去形式,与动词原形构成过去将来时,用于第二、第三人称。
例如:He said he would come. 他说他要来。
比较:"I will go," he said. 他说:“我要去那儿。”变成间接引语,就成了He said he would come。原来的will变成would,go变成了come。


助动词知识体系:

  


常见的助动词用法解析: