题目内容

She _____ be at home because I saw her here just now.                                                                        
[     ] 
A.doesn't                                                          
B.mustn't                                                          
C.can't                                                            
D.needn't
C
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用may, might, could, must, can’t 填空

1. —Hello. May I speak to Tom?

—I’m sorry. You________ have the wrong number. There’s no one here by that name.

2. I don’t know. It ________ be a stick.

3. The phone is ringing, but there is no answer. She _________ be at home.

4. He _____________ be Japanese—he speaks Japanese so much.

5. Listen to the laughter（笑声）. They _______ be enjoying themselves.

6. You’d better take an umbrella. It ________ rain before evening.

 
根据汉语意思，完成下列句子，每空一词。
1. 过去几年中，黄石改变了很多。
    Huangshi                         a lot in the past few years.
2. 参加英语俱乐部帮助很大。
                 the English             helps a lot.
3. 吃大量水果和蔬菜时保持健康的秘密之一。
    Eating a lot of fruit and vegetables is one of the                         keeping fit.
4. 大声朗读对学英语很有好处。
                            is good for studying English.
5. 她害怕一个人在家吗？
    Is she                         be at home alone?

Lily isn't at home．I believe she ________ be at her sister's home．


  1. A.
    can
  2. B.
    need
  3. C.
    may
  4. D.
    must

 It’s time for my mother to work. She _______ be at home now.

     A. must      B. mustn’t     C. couldn’t     D. can’t

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