-Listen! Helen is singing in the next room.
-It __________ be Helen. She has gone to Beijing.
[     ]
A. can't
B. mustn't
C. may
D. should
—Must I stay at home and take care of her? 　　　　
—No,  you ________. 　　

[     ]

A. mustn't 　　　　　
B. won't　　　　
C. can't　　　　
D. needn't
用所给单词的适当形式填空。
1. I can ______ (see) some fruit in the basket.
2. A lot of chicken ______ (be) in the fridge.
3. Bruce ______ (have) breakfast at 7:30.
4. They ______ (not like) computer games.
5. Excuse me, where ______ (be) the basketball?
6.These are some nice ______ (tomato).
7. Look! Ten ______ (run) are on the playground.
8. Every day we eat much ______ (health) food.
9. These little boys and girls play basketball very ______ (good).
10. He eats two ______ (pear) every day.
I don't think we__________watch a video tomorrow.
[     ]
A. should
B.need
C. must
D.will
We'll get there at eight, but they _____.
[     ]

A. aren't
B. didn't
C. won't
D. don't

This book _____ Lucy's. Look! Her name is on the book cover.

[     ]

A. must be
B. may be
C. can't be
D. mustn't be
A lot of trees _______ in our town.              
[     ]
A. should be planted      
B. planted        
C. are planting
—We didn't see him at the lecture.
—Neither did anybody else. He _______ it.
[     ]
A. can't have attended
B. mustn't attend
C. may not have attended
D. couldn't attend
—_______ you hear me, Ann?
—Yes, but not clearly.
[     ]
A. Will    
B. Can    
C. Must  
D. May
You ________ your homework now.  You can do it tomorrow.            
[     ]
A. needn't to do    
B. don't need do  
C. don't need do
D. needn't do
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