While crossing the street, please for the ing cars.
A. watch out
B. take care
C. watch over
D. be careful
网友回答
(答案→)A. watch out
B. take care
C. watch over
D. be careful
解析:句意:当过马路时,小心对面过来的车。watch out for 小心提防;take care of注意;watch over监视,看守;be careful小心,照顾。根据句意故选A。