If you really have to leave during the meeting,you'd better leave ____ the back door. [ ]A. for

题目简介

If you really have to leave during the meeting,you'd better leave ____ the back door. [ ]A. for

题目详情

If you really have to leave during the meeting,you'd better  leave ____ the back door.    
[     ]
A. for            
B. by              
C. across        
D. out
题型:单选题难度:偏易来源:同步题

答案

B

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