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高中二年级英语

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    Starting high school is an exciting event.  71    Try these tips to help make the transition to high school go smoothly for you and your teenager.
    Talk to your teenager. Find out how your teenager feels about high school. 72  Share some of your own experiences with them, and see if you can get an older cousin or family friend to talk to them, as well.
    Orientation(迎新会) is a good thing. 73  The school will also likely have a parents’ night or parents’ orientation before of shortly after the school year begins. Your teenager may discourage you from attending it, but it is important for you to learn what to expect during their high school years. It is also a good opportunity to meet with teachers and other parents.
    74 Before school starts, talk with your teenager about what their daily schedule will be like, what classes they will be taking, and how they will manage their time. Discuss any extracurricular(课外的) activities they might like to take part in. It is important for you to know their after-school plans. Then you can set some limits on things including where they are, whom they are with, and how they will be transported.
      75  High school is a time when teenagers ask for their independence. However, it is important that you remind your teenager that you are still the parent. For example, they may want to decide when to do their homework or when to go to bed, and may start spending more time on the computer or phone. While it is OK fir you to loosen up on some things and let them make some of these decisions, make sure your teenager knows the limits.
    A.Set a good example.
    B.They likely have both fear and anxiety.
    C.Don’t forget about after-school activities.
    D.Give your teenagers some independence.
    E. There you can get some advice from other parents.
    F. Make sure your teenager attends it if the high school has one.
    G. However, it can also cause some stress and anxiety for both parents and teenagers.
    71  ________   72 _________ 73 _________ 74 _________ 75 __________

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序数词

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  • 序数词

序数词的概念:

表示顺序的数称为序数词。如:first, second, third, fourth。


序数词的构成与用法

1、序数词的构成:
①一般来说,是由相应的基数词加词尾th构成。
   例:four+th→fourth
           six+th→sixth
           seven+th→seventh
           ten+th→tenth
②下面这些基数词在变为序数词时,有特殊的变化。
例:one→first
        two→second
        three→third
        five→fifth
        eight→eighth
        nine→ninth
        twelve→twelfth
③十位整数序数词的构成方法是将基数词的词y变成i,然后再加eth。
例:twenty→twentieth
        thirty→thirtieth
        forty→fortieth
        ninety→ninetieth
④两位或两位以上的基数词变成序数词时,仅将个位数变成序数词。
例:twenty-one→twenty-first
        thirty-five→thirty-fifth
        a hundred and fifty-three→a hundred and fifty-third

2、序数词的用法:
①序数词在使用时,一般加上定冠词。
例:the first book
        the second floor
        the third day
        the fourth week.
②序数词在多数情况下都用作定语,有的也可以作表语、主语和宾语。
例:The may1st is Labour Day. 五月一日是劳动节。
        My room is on the second floor. 我的房间在二楼。
        The first is larger than the secon.(主语)第一个比第二个大。
        Read the book from the first.(宾语)从开头读这本书。
        You'll be the sixth to write.(表语)你将是第六个写的。
③序数词的前面可以加上不定冠词,用来表示“再一”,“又一”的意思。
例:You may have a third try. 你可以第三次尝试。


序数词知识体系:

 


约数的表达方法

用tens/dozens/scores/hundreds/thousands/millions of 表示“几十、几百、上千、成千上万”等。
如:The boy bought dozens of pencils.            
        Thousands of people died in the earthquake.
注意: (A):dozen, score, hundred, thousand, million等表示确切数量时,不用复数。
如:five dozen (of) eggs   五打鸡蛋
        hree hundred people  三百个人

分数词的构成和用法:

1)分数词构成法:
分数词(FractionalNumerals)由基数词和序数词构成,基数词代表分子,序数词代表分母。除了分子为1的情况下,序数词都要用复数形式:
如:1/4:one-fourth
        5/9:five-ninths
        2/3:two-thirds
       17/5:three and two-fifths
       7/12:seven-twelfths
       379/8:forty-seven and three-eighths
此外还有下面表示法:
如:1/2:a(one) half
        1/4:a(one) quarter
        3/4:three-quarters
        9/4:two and a quarter
        3/2:one and half
        31/4:seven and three quarters


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