题目列表(包括答案和解析)

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33.  He disappeared, ____? A. did he   B. didn’t he   C. wouldn’t he        D. wasn’t he

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32.  He must have been there yesterday, __? A. mustn’t he B. wasn’t he C. hasn’t he D. needn’t he

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31.  It must have rained last night, ____? A. mustn’t it  B. wasn’t’ it    C. hasn’t it   D. didn’t it

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30. He must have been there before, ___? A. mustn’t he  B. wasn’t he  C. hasn’t he D. didn’t he

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29.  They must be waiting for us, ____?

A. mustn’t they        B. must they      C. are they       D. aren’t they

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28.  Chinese must have the largest number of speakers, _____?

A. mustn’t they        B. haven’t they    C. don’t they     D. hasn’t it

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27.  He must be a teacher, ____? A. mustn’t     B. must he    C. is he      D. isn’t he

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26. I must go home now, ____? A. needn’t I    B. ain’t I     C. need I     D. may I

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25.  It must have rained last night, for the ground is wet, ____?

A. mustn’t        B. didn’t         C. isn’t          D. isn’t there

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24.  There used to be a tower before liberation, ____?

A. used there      B. did it         C. usedn’t there    D. don’t there

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