一般过去式与过去进行时 1.常见形式 1）一般过去时 “主+was/were”或者“主+动词过去式” ① I was very surprised when the Alien went into a toy shop. ② The Alien was so cute! ③ We were on the playground when the UFO landed. ④ When the police arrived, the Alien disappeared suddenly. 注：be 动词在一般过去时中表示 “是”、“在”，有意义 2）过去进行时“主 + was/were + 过去分词” ① We were playing football when the UFO landed? ② I was eating an apple when the UFO landed? ③ I was reading a book when the UFO landed? 注：be 动词在过去进行时中只是一个符号，无意义 2.用法 1）一般过去时 (1) 表示过去某个时间发生的动作或存在的状态。 ① He was at home yesterday. ② I got up at six thirty yesterday morning. ③ I visited my aunt last weekend. (2) 表示过去经常或反复发生的动作。 ① My father often went to work by bus last year. ② When I was a child, I often listened to music. ③ He always carried an umbrella. (3) 常与一般过去时态连用的时间有 ① yesterday, yesterday morning, the day before yesterday ② last night last week, last month, last year… ③ two days ago, three years ago… ④ a moment ago=just now(刚才） ⑤ in 1990, (in 1998…) ⑥ this morning, this Monday ⑦ When I was 5 years old 2）过去进行时 (1) 过去进行时常表示过去某一时刻或过去某一阶段内正在进行的动作。 ① I was doing my homework at this time yesterday.（过去某一时刻） 昨天的这个时候我正在做作业。 ② I was doing my homework last night. （过去某一阶段内） 昨晚我一直在作业。 (2) 过去进行时可描述故事发生的背景。一个长动作发生的时候，另一个短动作突然发生。长动作（延续性动词）用过去进行时，短动作（点动词）用一般过去时。 注：当两种时态用于同一个句子时，过去进行时描述故事发生的背景，过去时报道该事件。 ① When my mother came back, I was watching TV. （when + 一般过去时，过去进行时） ② I was watchin...
