过去进行时
已有 137 次阅读 字数(221) 2014/11/7 14:15:29
过去进行时表示在过去某一时刻或某一段时间内发生或进行的动作或状态。过去进行时由“主语+was/were + 动词ing”构成We were watching TV from seven to nine last night. 昨天晚上七点到九点的时候我们在看电视。What was he researching all day last Sunday? 上周日他一整天都在研究什么？What was she doing at nine o‘clock yesterday? 昨天晚上九点她在做什么？