题目列表(包括答案和解析)

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31. Teachers and students ______ look coldly at you for a day or two, but there are friendly feelings in their hearts.

     A. must      B. can       C. may      D. should

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30. The matter ______ be changed into a gas, but it _______ be heated to its boiling point.

     A. may; needn’t   B. may; can    C. mustn’t; needn’t D. can; must

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29. A teacher ______ do every exercise, but a student must.

     A. may not     B. needn’t     C. can’t      D. mustn’t

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28. ______ you be happy!

     A. Might      B. Must      C. Wish      D. May

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27. I ______ like to know where you were born.

     A. shall      B. should      C. do       D. may

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26. What kinds of homes will we live in the future? Nobody ______ be sure, but scientists are working out new ideas now.

     A. will       B. may       C. can      D. must

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25. This pen looks like mine, yet it isn’t. whose ______ it be?

     A. must      B. may       C. would     D. can

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24. You ______ miss the lesson, though we ______ have it on Thursday.

     A. mustn’t; needn’t B. needn’t; mustn’t C. mustn’t; mustn’t D. needn’t; needn’t

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23. You ______ be more careful next time.

     A. have to     B. may       C. must     D. might

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22. ______ I know your name?

     A. May      B. Will       C. Shall     D. Must

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