题目

simon thought his computer was broken until his little brother pointed out that he had forgotten
主句为什么不用过去完成时,因为simon thought这个动作发生在his little brother pointed out 之前

提问时间：2020-12-06

答案

simon thought是主句里面的主语和谓语,his computer was broken是宾语从句, until his little brother pointed out .是时间状语从句,这个时间状语从句又带了一个宾语从句.until引导时间状语从句时,主句不用过去完成...