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    twenty-one f. ninth 【查看更多】

     

    题目列表(包括答案和解析)

    How to protect your teeth
        【小题1】    . The first of twenty being to grow when you are over six months old. The second set of thirty-two grows from the age of six until you are about twenty-one years old.
       【小题2】    , you must drink plenty of milk and eat greens.
        【小题3】   . Then little food will be left on or between them to cause decay(导致蛀牙). Make sure that you turn the brush and go up and down as well as brushing side ways. Use dental floss(牙线)to make sure all food is removed from in between each tooth, if you cannot brush your teeth after eating, raise them with water, or eat an apple or a carrot.
        【小题4】  . If there is a hole in a tooth, he or she will fill it. If you do not have it filled, then the hole will grow larger. When a hole grows too big,     【小题5】  . It is better to keep all your second set of teeth for as long as possible. Filling a gap where a tooth has come out with a kind of bridge and using a false tooth costs a lot of money.
    A．To help your teeth grow strong.
    B．You should brush your teeth after each meal.
    C．Carrots and apples are good for your teeth.
    D．The tooth may have to be taken out.
    E. Everyone should have a set of good teeth.
    F. Try to visit a dentist every six months.
    G. Every person has two set of teeth.
     

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    How to protect your teeth
        【小题1】    . The first of twenty being to grow when you are over six months old. The second set of thirty-two grows from the age of six until you are about twenty-one years old.
       【小题2】    , you must drink plenty of milk and eat greens.
        【小题3】   . Then little food will be left on or between them to cause decay(导致蛀牙). Make sure that you turn the brush and go up and down as well as brushing side ways. Use dental floss(牙线)to make sure all food is removed from in between each tooth, if you cannot brush your teeth after eating, raise them with water, or eat an apple or a carrot.
        【小题4】  . If there is a hole in a tooth, he or she will fill it. If you do not have it filled, then the hole will grow larger. When a hole grows too big,     【小题5】  . It is better to keep all your second set of teeth for as long as possible. Filling a gap where a tooth has come out with a kind of bridge and using a false tooth costs a lot of money.

    A. To help your teeth grow strong.
    B. You should brush your teeth after each meal.
    C. Carrots and apples are good for your teeth.
    D. The tooth may have to be taken out.
    E. Everyone should have a set of good teeth.
    F. Try to visit a dentist every six months.
    G. Every person has two set of teeth.
     

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    　　阅读理解，根据对话内容判断下列句子正（T）误（F）.

    　　A: Hi, Vanessa. I'm Jeff Blake from Lives of the Very Famous magazine. Thank you for talking to me today.

    　　B: Oh, you're welcome. It's nice to meet you, Jeff.

    　　A: Vanessa, our readers want to know what famous people do for vacation. Where are you going for your next vacation?

    　　B: Well, I'm going to Italy.

    　　A: Oh, what's the weather like there?

    　　B: It's beautiful. And it's always sunny and warm!

    　　A: Really? What are you doing there?

    　　B: Oh, going to the beach maybe playing volleyball.

    　　A: Anything else?

    　　B: Oh, yes, going sightseeing, going shopping, you know, as usual.

    　　A: And how long are you staying?

    　　B: Oh, only for three weeks.

    　　A. Well, that sounds wonderful!

    　　(1)Jeff is one of famous people.

    (　　)

    　　(2)Vanessa is only playing volleyball in Italy.

    (　　)

    　　(3)The weather there is always fine.

    (　　)

    　　(4)There are some beaches in Italy.

    (　　)

    　　(5)Vanessa plans to stay there for about twenty-one days.

    (　　)

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    小博士：仔细观察下面的基数词和对应的序数词的区别和变化，你会发现这种变化是有规律的，你能归纳出来吗？请根据规律填出所缺的基数词和序数词，并特别注意黑体字的词。

    one

    first

    eleven

    eleventh

    twenty-one

    twenty-first

    two

    second

    twelve

    twelfth

    twenty-two

    twenty-second

    three

    third

    thirteen

    thirteenth

    twenty-three

    twenty-third

    four

    fourth

    fourteen

    fourteenth

    twenty-four

    ______

    five

    fifth

    fifteen

    ______

    twenty-five

    twenty-fifth

    six

    sixth

    sixteen

    sixteenth

    twenty-six

    twenty-sixth

    seven

    ______

    seventeen

    seventeenth

    twenty-seven

    twenty-seventh

    eight

    eighth

    eighteen

    eighteenth

    twenty-eight

    twenty-eighth

    nine

    ninth

    nineteen

    nineteenth

    twenty-nine

    twenty-ninth

    ten

    tenth

    twenty

    twentieth

    thirty

    thirtieth

    thirty-one

    thirty-first

    fortieth

    ninetieth

    hundred

    hundredth

    		　

    forty

    thousand

    thousandth

    		　

    ninety

    million

    millionth

    		　

    我找到规律了！请看：

    1　　英语序数词1～19，除first，second，third等特殊形式外，其余的一般是在相应的基数词后加-th构成。

    2　　有几个序数词加-th时拼法不规则，要注意。如fifth，________ ________ ________。

    3　　十位整数的序数词的构成方法是先将其基数词的词尾“ty”中的“y”改为“i”，再加“-eth”。如________。

    4　　基数词“几十几”变成序数词时，只需将个位数变成序数词，十位数不变。如________。

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    阅读短文，然后按要求完成各题。(Read the passage and do as required．)

    The Girl from the Street

    (A)The girl was brought to the orphanage from the street by the social workers．They didn't know who her parents were．At the orphanage, the girl like all the children there, was taught to read and write．While she was studying there, she learned something(B)________－that was how to be independent．At twenty-one, she left orphanage and began to work as a secretary．In 1975, while she was still working as an ordinary secretary, something extraordinary happened．She entered the Miss Hong Kong contest and won it．(C)This was the turning point in her life．Now her name Mary Cheng was(D)挂在了大家的嘴边．Mary entered the contest because she was ambitious and wanted to show that orphanage girls could be(E)________．(F)Winning the competition brought her more than fame．it gave her the chance to start on a new career path．

    1．将画线部分(A)改写为：The social workers ________ the girl ________ the street ________ the orphanage．

    2．在(B)和(E)的空白处分别填入适当的单词：________；________

    3．画线处(C)指代的是：________

    4．将画线部分(D)译成英语：________

    5．将画线部分(F)合成一个句子：Winning the competition gave her not only fame ________ the chance to start on a new career path．

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