—Who is the woman that is watering flowers? Is it your mother?—No, it _________b

—Who is the woman that is watering flowers? Is it your mother?—No, it _________b

题型:期末题难度:来源:
—Who is the woman that is watering flowers? Is it your mother?
—No, it _________be her. She went shopping just now.      [     ]
A. mustn"t              
B. may not
C. can"t                
D. needn"t
答案
C
举一反三
—_____ you come to my birthday party tomorrow, Robert?
—I"m afraid not. I have to study for my exam.[     ]
A. Must          
B. Should        
C. Can          
D. Need
题型:同步题难度:| 查看答案
—Let"s go to the supermarket by taxi.
—We ____ take a taxi. It is not far from here.[     ]
A. can"t          
B. needn"t        
C. couldn"t        
D. mustn"t
题型:同步题难度:| 查看答案
—Danny, I can"t stop playing computer games.
—For your health, I"m afraid you                 .[     ]
A. can          
B. may            
C. could          
D. have to
题型:同步题难度:| 查看答案
—Listen! Is Tom singing in the classroom?
—No. It ____ be Tom. He has gone to Paris.[     ]
A. may not      
B. needn"t        
C. can"t          
D. might
题型:同步题难度:| 查看答案
—_____ I swim in that river?
—No, you ______. It"s dangerous to swim in it.[     ]
A. Must; can"t    
B. can"t; may not  
C. May; mustn"t  
D. Must; needn"t
题型:同步题难度:| 查看答案
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