—Can I go to the movie, Mum?   —Certainly. But you             be back by ten o"

—Can I go to the movie, Mum?   —Certainly. But you             be back by ten o"

题型:同步题难度:来源:
—Can I go to the movie, Mum?   
—Certainly. But you             be back by ten o"clock.   [     ]
A. can    
B. may    
C. might    
D. must
答案
D
举一反三
—Whose shirt is this?
—It        ___ be Li Lei"s. It is too big for him.      [     ]
A. could  
B. must  
C. can"t  
D. might
题型:同步题难度:| 查看答案
—May we leave the classroom now?   
—No, you            . You              to leave until the bell rings.    [     ]
A. must; are allowed    
B. can"t; aren"t supposed    
C. needn"t; aren"t allowed
题型:同步题难度:| 查看答案
The magazine             be Lily"s. Look, her name is on its cover.             [     ]
A. may        
B. might      
C. could          
D. must
题型:同步题难度:| 查看答案
These books _____ out of the reading room.  You have to read them here.             [     ]
A. must be taken                    
B. can"t take
C. can take                          
D. mustn"t be taken
题型:同步题难度:| 查看答案
Your mother looks a bit disappointed. You           have told her the truth.     [     ]
A. do                        
B. must    
C. can                      
D. want
题型:同步题难度:| 查看答案
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