最新外研版英语九年级下册Module5 Unit 3(9)

最新外研版英语九年级下册Module5 Unit3

一般过去时用法：过去时间发生的或过去经常性的动作。 常用时间状语：yesterday, last night, two days ago, in 2000, at that time, before liberation, when 等引导的含过去时的句子。 结构：动词过去时(--ed)

worked / used to work否定构成：didn’t+动原

didn’t work used not (didn’t use) to work