问题补充:
While crossing the street, please for the coming cars.
A. watch out
B. take care
C. watch over
D. be careful
答案:
(答案→)A. watch out
B. take care
C. watch over
D. be careful
解析:考查动词短语辨析。Watch out for当心…;take care of照顾…;be careful of…当心…;句意:当过马路的时候,要注意来往的车辆。本题的BCD三项搭配错误。故A正确。