It is impolite_____ the people when they arein trouble.[ ]A. to laugh to B. to laugh at C. laughing

题目简介

It is impolite_____ the people when they arein trouble.[ ]A. to laugh to B. to laugh at C. laughing

题目详情

It is impolite _____ the people when they are  in trouble.  
[     ]
A. to laugh to
B. to laugh at
C. laughing at
D. laughing to
题型:单选题难度:中档来源:同步题

答案

B

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