16.It takes her 20 minutes ________her homework.A.finish B.finishing C.finished D.to finish
问题描述:
16.It takes her 20 minutes ________her homework.A.finish B.finishing C.finished D.to finish
填什么,为什么
答
答案:D 解释:1. 这是一个固定句型,即:it take somebody some time to do sth,意思是“花费某人多少时间做某事”.其中it为形式主语,真正的主语是后面的不定式短语to do sth.2. 所以此题答案D为正解,即使用不定式to...