—May we leave the classroom now?   —No, you            . You              to lea

—May we leave the classroom now?   —No, you            . You              to lea

题型:同步题难度:来源:
—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
答案
B
举一反三
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
—The room is so dirty. _____ we clean it?   "
—Of course.    [     ]
A. Let"s        
B. Would    
C. Do          
D. Shall
题型:同步题难度:| 查看答案
You mother looks a bit disappointed. You               have told her the truth.         [     ]
A.should    
B.must        
C.can      
D.will
题型:同步题难度:| 查看答案
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