i was doing my homework while my mother was cooking不是一个句子不能有两个动词吗? 为什么两个was会同时出现?
人气:258 ℃ 时间:2019-10-19 01:21:59
解答
I was doing my homework while my mother was cooking.其中,I was doing my homework是主句,我正在做作业.while my mother was cooking,这时我母亲在做饭,这是个时间状语从句,与主句I was doing my homework表示同...