高中英语填空
my sister was against my suggestion while my brother was ____ it,so i was not so depressed as i ___. 第二个空填had expected,还是expected.? why?
填had expected,指过去的过去
答:一。引导时间状语从句时,WHILE连接的是时间段,而WHEN连接的多是时间点例如What does your father do while your moth...详情>>