外研版 八年级英语 上册 课件 Module7 Unit3 Language in use （共40张PPT）

Review the sentences (was /were + 动词现在分词) that we have studied in Unit 1 and Unit 2. Talk about the pictures. 1. Alice was sitting with her sister by the river. 2. It was sitting in a tree and smiling at everyone. 3. They were having a tea party in the garden. 4. Where was it going? 过去进行时与一般过去时的区别： 一般过去时与过去进行时时间都是发生在过去。一般过去时强调动作的发生或状态的存在；而过去进行时强调动作正在进行的延续性。 其结构: was / were + 动词现在分词 试比较: I got up at five the day before yesterday. 前天我是五点起床的。 He was painting the lab the whole day yesterday. 昨天他一整天都在粉刷实验室。 一般过去时的时间状语主要有：yesterday (morning, afternoon, evening), last night (week, month, year), ago, the day before yesterday, in 2003, just now, long long ago, one day等。 过去进行时的时间状语有: at this / that time yesterday, the whole evening, all day yesterday等。 试比较: He introduced Tom to us just now. 刚才他向我们介绍了汤姆。 She was doing some washing all day yesterday. 昨天她洗了一整天的衣服。 1. Suddenly, all the lights in my house were going off / went off. There was heavy rain outside. Underl