Were your doing your homework when your father came back?A,did B,_英语解答

Were your doing your homework when your father came back?A,did B,were ,C,was,D,will 选什么,为什么

人气：208 ℃　时间：2019-11-13 04:03:21

解答

B,were
(Were) you doing
当你爸爸回来时,你正在做作业吗?
过去进行时.
when 的时间状语从句,一般都是一个一般时,一个进行时.