外研社 八年级 M8 unit 1 第一二课时.ppt

重点短语： in time fall off pay attention side by side 语法： 过去进行时 编写一个对话,介绍你亲眼目睹的一次交通事故。 fell是fall的过去式。 fall off表示“从……跌落”。 e.g. He fell off the tree and hurt his leg. 他从树上跌落，摔伤了腿。 fall down表示“摔倒”。 e.g. You must watch your step so as not to fall down. 你必须留心脚下才不会跌下去。 5. Pay attention, stop at the red lights… pay attention 表示“注意，留心”。 pay attention to n./ v-ing 表示“注意……”。 e.g. You must pay attention to your study. 你必须专心学习。 Please pay attention to spelling. 请注意拼写。 6. Don’t ride side by side with your friends. side by side表示“并排的，肩并肩的”。 e.g. They were walking side by side in the street. 他们肩并肩走在街上。 1. While the lights were changing to red, a car suddenly appeared round the corner. 2. When I was waiting to cross the road, the accident happened. / / 1. While the lights were changing to red, a car suddenly appeared round the corner. 2. When I was waiting to cross the road, the accident happened. / / Student A: You’re a policeman at an accident scene in the street. Ask people questions. Student B, C and D: You saw the accident. Answer the policeman’s questions. A: What were you doing when the accident happened? B: When the accident happened, I was walking along the street. C: When the accident happened,… D: … 现在 将来 过去 B:I was leaving for school when Wen chuan Earthquake happened. （二）过去进行时 的构成： 动词 was/were＋现在分词 (一)定义 过去进行时表示在过去某一时刻或某一段时间 里正在进行的动作。 过去进行时 (三) 标志词： 1.at this/that time, 2.at this/that time yesterday (last night/Sunday/week … ), 3.at+ 点钟 +yesterday (last night / Sunday … ) ， 4. when sb/sth. did sth. last evening 5. the whole morning, all day , from nine to ten, while等。 例如：I was making fruit salad at this time. They were studying from 8:00 to 11:00 yesterday. （四）一般过去时的肯定句、否定句、疑问句及回答。 1. 肯定句: 主语+was/were+V-ing+其它?. I was watching TV at that time last night. 2. 否定句: 主语+was/were+not+V-ing+其它?. I