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科目： 來源：河北省模擬題 題型：單選題

—May I surf the Internet tonight? 
—No, you _____. You must do the exercise.
[     ]
A. needn’t  
B. won’t  
C. mustn’t  
D. don’t

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科目： 來源：河北省模擬題 題型：單選題

I was on the highway when his car went past, followed by a police car. They _____ at least 150km
an hour.
[     ]
A. should have been doing
B. would have done
C. could have done
D. must have been doing

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科目： 來源：山西省期中題 題型：單選題

Those farmers who _________ move from place to place with their animals in the past have moved into
new houses at last.
[     ]
A. could
B. might
C. would
D. should

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科目： 來源：江蘇同步題 題型：單選題

— What a pity! You ________ it down on your notebook.
— Oh, my god! I forgot his mobile phone number.
[     ]
A. could have written
B. should have written
C. must have written
D. would have written

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科目： 來源：江蘇同步題 題型：單選題

— I think I'll give Bob a ring.
— You ______.You haven't been in touch with him for ages.
[     ]
A. will  
B. may  
C. have to  
D. should

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科目： 來源：江蘇同步題 題型：單選題

— May I smoke here?
— If you ______, choose a seat in the smoking section.
[     ]
A. should  
B. could  
C. may  
D. must

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科目： 來源：江蘇同步題 題型：單選題

— Mary looks hot and shy.
— So ______ you if you had a high fever.
[     ]
A. will  
B. would  
C. do  
D. did

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科目： 來源：同步題 題型：單選題

John promised his doctor he  _____ not  smoke, and he has never smoked ever since. 
[     ]
A. might                    
B. should      
C. could                      
D. would

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科目： 來源：吉林省模擬題 題型：單選題

Nuclear ______ be really dangerous at times even though it's a nice energy in general.
[     ]
A. shall    
B. can      
C. should    
D. must

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科目： 來源：0115 月考題 題型：單選題

— Why did you leave without a word of warning to John?
— But what _____ otherwise? He never likes to listen to me.

[     ]

A. could I do
B. could I have done
C. must I have done
D. should I do

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