Although this _____ sound like a simple task, great care is needed.

[     ]

A. must
B. may
C. shall
D. should
The boss has given everyone a special holiday, so we _____ go to work tomorrow.

[      ]

A. can't
B. needn't
C. mustn't
D. shouldn't
— You shouldn't have talked back to our teacher like that. It was awfully impolite.
— You are right. I _________ crazy at that moment.
[      ]
A. could have been                  
B. can be
C. must have been                    
D. should have been
What do you mean, there are only ten tickets? There __________ be twelve.
[     ]
A. should      
B. would        
C. will          
D. shall
--- Must I start the work at once?    
--- No, you ______.    
[     ]
A. may not    
B. mustn’t      
C. needn’t      
D. can’t
-My cat's really fat.      
-You___________ have given her so much food.                                                              
A. wouldn't                      
B. couldn't    
C. shouldn't                      
D. mustn't
-Turn off the TV, Jack.___________ your homework now?      
-Mum, just ten more minutes, please.           
[     ]

A. Should you be doing        
B. Shouldn't you be doing      
C. Couldn't you be doing      
D. Will you be doing

He__________ have completed his work; otherwise he wouldn't be enjoying himself by the seaside.      
[     ]
A. should    
B. must          
C. wouldn't  
D. can't
Peter__________be really difficult at times even though he's a nice person in general.        
[     ]
A. shall    
B. should    
C. can    
D. must
短文改错。
     When Jack bowed to someone, he always did it much too quickly. They needn't to waitany longer
after he finished nodding his head. So he was blamed for no manner. Then awarm-hearted man teaches
him, "When you bow to somebody next time, you can count theJanuary, February, March, until
December. Then you can lift your body. Thus, the ceremonywill almost perfect.The next day, he met his
uncle, but he did as the man told him to. The bowwas too long that it made his uncle escape soon with a
surprising look. When Jack lookeddown, he found his uncle gone. So he asked a passer-by, "In which
month did she go away?"
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