It is not polite to      those persons in trouble.
#56334
A
laugh to
B
laugh with
C
laugh of
D
laugh at
推荐题目
 The old scientist devoted most of his time ___________ the space science.
#63172
A
develop
B
to developing
C
to develop
D
developing
The kite is broken. Please ___________.
#53791
A
take it away
B
take them away
C
take away it
D
take them away
Mrs Li is planning ______ Beijing with her cousin. 
#63023
A
visit
B
to visit
C
visiting
D
visits