1! There is a train coming．A. Look outB. Look aroundC. Look forward D. Look on

网友回答

(答案→)A. Look out
B. Look around
C. Look forward
D. Look on
解析：此题考查的是和look相关的短语。look out 含有“小心，当心”之意；look around指“向四周环顾”；look forward指“向前看”，有“憧憬未来”的意思；look on…as…指“把……看作……”。