题目内容


17．---May I surf the Internet tonight?
--- No, you ______．You must do the exercises．
A．needn’tB．won’tC．mustn’tD．don’t
C
略
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Mary _____ be in London because I saw her in town just now.  
A．mustn’t　　B．isn’tabletoC．maynot　D．cannot
---That must be a mistake.  ---No, it ___ a mistake.
A．must not beB．needn’t beC．cannot beD．may be not
When he lived in the countryside, he ___ get up early.
A．usedB．wouldC．useD．should

29. A big earthquake hit Yushu, Qinghai province in the early morning, and if a little later, many more people _______.
A．could surviveB．might have survived
C．must have survivedD．should survive
--- Why are you so late?
--- I got stuck in the traffic jam, or I        earlier.
A．arrivedB．had arrivedC．would arriveD．would have arrived[

. — You could have turned to the soldiers for help.
— Yes, but we ____ to manage it on our own. Who would think we would fail?
A．would hope B．hopedC．had hopedD．have been hoping
Let the dog loose so that it_____have a run.
A．should B．mustC．couldD．need

24．—Guess what! I have got A for my term paper.
—Great! You  _______  read widely and put a lot of work into it.
A．mustB．shouldC．must haveD．should have

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