Unit 5 Section B (3a～Self Check)课件 2023-2024学年人教版英语八年级下册

Unit 5 What were you doing when the rainstorm came? Section B (3a~Self Check) 新课导入 Free talk What was/were the people doing when the rainstorm came? Sandy Sammy Twin brothers Lily and her parents 2 1 能正确使用过去进行时 能用英语写一篇关于过去某一事件的短文 学习目标 预习检测 1. He was sleeping late ______ someone knocked at the door. A. when. B. while C. So D. as 2. —What was the girl doing when the teacher ______ in? —She was talking with her classmates. A. coming B. come C. came D. Comes 3. What ______ you ______ when I called you up last night? A. are, doing B. were ,doing C. did, do D. do, do A C B 4. I met a friend of mine _____ I was walking in the park. A. before B. when C. after D. If 5. Where was Davy _____ Linda was looking for him? A.that B.while C.at D.where B B 知识梳理 Language points 过去进行时 1. 概念: 表示过去某个时刻或过去一段时间正在进行的动作。 2. 句子结构: 主语 + was/were + doing sth. + 时间状语 3. 时间状语词: at 5:00 yesterday afternoon, at that time, then 等连用, 或者用另一动作来表示过去的时间。如： They were playing basketball when she arrived. While they were playing basketball, she arrived. 过去进行时和一般过去时的区别 过去进行时着重描述当时正在持续进行的动作，它的特点是：暂时，持续和未完成，强调过程；一般过去时表示发生过的动作或存在的状态，即表示动作发生过，而且已经结束了，强调结果。 过去进行时侧重表示动作延长的时间长度; 一般过去时表示过去某时发生过某事，侧重说明事实。 重点探究 巩固复习本单元的重点单词和语法 Group work 以小组为单位，回顾并总结when, while的用法，每个小组派一个代表发言。 小组展示 1 组 2 组 3 组 4 组 探究一 When和While的用法： when既可以表示_________，也可以表示_________，从句中谓语动词可以是____________，也可以是_________。 while只表示某个_________，从句谓语动词必须用_____________，且多用于_________时态。强调主句与从句的动作同时发生或主句的动作发生在从句的动作过程中。 Revisoin 时间点 时间段 延续性动词 瞬间动词 时间段 延续性动词 进行时态 1 Fill in the blanks with when or while. 1. _____ I was walking home from school, I saw a strange light in the sky. But _____ I pointed it out to my friend, it went away. 2. ______ I told my older brother about the strange light in the sky, he just laughed and didn’t believe me. 3. ______ my brother was laughing, the television news reported that other people had seen the light as well. While when When While 2 Fill in the blanks with the correct forms of the