You ________ be too careful when crossing the busy street.   [     ]A. can  B. c

You ________ be too careful when crossing the busy street.   [     ]A. can  B. c

题型:安徽省月考题难度:来源:
You ________ be too careful when crossing the busy street.   [     ]
A. can  
B. cannot            
C. must            
D. mustn’t
答案
B
举一反三
I am not sure who is going to get the files. We ____ get them but nothing is certain.[     ]
A. must
B. Shall
C. should
D. might
题型:江西省模拟题难度:| 查看答案
Sometimes the boy is a bad-tempered child, but he ______ be quite lovely when he wishes.[     ]
A. may    
B. can      
C. shall
D. must
题型:江苏同步题难度:| 查看答案
--- ________ the new comer join us in the work?
--- Certainly! We are short of hands presently.[     ]
A. Shall      
B. Would    
C. May              
D. Must
题型:江苏同步题难度:| 查看答案
Things are hard with you, but you _______ try to get over the difficulties, for you have no choice.[     ]
A. can
B. may
C. must
D. ought to
题型:江苏同步题难度:| 查看答案
Much to my surprise, the trapped girl _____ stay alive in the ruins for up to seven days with nothing to eat or drink.[     ]
A. may
B. should
C. can
D. must
题型:安徽省月考题难度:| 查看答案
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