一道英语选择题 I ——work all night A am on B was at C was in D was on
问题描述:
一道英语选择题 I ——work all night A am on B was at C was in D was on
答
选择B at work 表在工作,又由于题中所给的时间是all night,应用一般过去时 所以应选B