题目内容

—Must I clean the room now?
—No, you ______. You can do it tomorrow.         
[     ]
A. mustn't          
B. needn't            
C. can't
B
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句型转换。
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用mustn't 或must完成句子。
1.Cars, buses and bikes ______ go when the traffic light is red.?
2. The flowers______be watered every day, or it'll die.?
3. No matter who wants to come in,he ______ knock on the door first.?
4. You must speak to the old politely, ______you??
5. The children ______swim in the lake. It's not safe.?
6. I haven't seen Alice several years. She ______be a big girl.?
- Can I take these magazines home?
- Yes, you ________ , but please return them in two days.
[     ]
A) must
B) may
C) should
D) need
He says he is not tired and _____have a rest.      
[     ]
A. needn ' t  
B. doesn ' t  need  
C. needn ' t  to    
D. don' t  need  to
—Can you ride a bike?
—No,  I _____ .
[     ]
A. am not                  
B. can't
C. isn't                        
D. aren't
—Can I play computer games now, Mum?
—No. You _______ finish your homework first.

[     ]

A. will
B. can
C. would
D. must
Boys, you ____ be sitting in this room. It is for your teachers only.      
[     ]
A. shouldn't    
B. don't have to    
C. won't    
D. needn't

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