Mr Green didn’t know ______ last night.A.when does his son come backB.when his son comes backC.when

题目简介

Mr Green didn’t know ______ last night.A.when does his son come backB.when his son comes backC.when

题目详情

Mr Green didn’t know ______ last night.
A.when does his son come backB.when his son comes back
C.when his son come homeD.when his son came home
题型:单选题难度:偏易来源:不详

答案

D
动词know后跟的是一个宾语从句,要用陈述句的顺序,故A不正确,主句是过去
时,从句要用过去时一种,只有D用的是过去时,故选D。

更多内容推荐