Module 8 Unit 3 Language in use 语法讲解与提升-【学霸智慧课堂】2023-2024学年八年级上册英语同步配套PPT课件（外研版）

八年级上册 教学课件 英 语 WY 学霸智慧课堂·英语·八年级上册(WY) 上一页 下一页 返回导航 语法讲解与提升 Unit3 Language in use 学霸智慧课堂·英语·八年级上册(WY) 上一页 下一页 返回导航 课堂小测 课中研学 目录 CONTENTS 温馨提示 | 鼠标轻轻一点，内容立即呈现 学霸智慧课堂·英语·八年级上册(WY) 上一页 下一页 返回导航 While the lights were changing to red, a car suddenly appeared round the corner. When Henry was trying to find the snake, his hand began to hurt badly. I was trying to pick it up when it bit me again. 过去进行时 (2) 从以上句子看出， 过去进行时也可以与  、   引导的时间状语从句连用， 构成复合句。 when while 学霸智慧课堂·英语·八年级上册(WY) 上一页 下一页 返回导航 1. when 可以和延续性动词连用， 也可以和短暂性动词连用， 而while只能和延续性动词连用。 2. when 引导的从句的动作可以在主句动作之前、 之后或同时发生， 而while从句的动作必须是和主句动作同时发生。 注意： (1) 从句动作在主句动作前发生， 只能用when; (2) 从句动作和主句动作同时发生， 且从句动作为延续性动词时， while, when都可以使用。 学霸智慧课堂·英语·八年级上册(WY) 上一页 下一页 返回导航 ( ) 1. (2023·株洲) When my friend called me yesterday, I 　　　　 my mum in the kitchen.   A. helped B. is helping C. was helping ( ) 2. (2023·天津) While we 　　　　 an English song, some visitors came to our class.   A. were singing B. sing C. will sing A 一、 单项选择 C 学霸智慧课堂·英语·八年级上册(WY) 上一页 下一页 返回导航 ( ) 3. —　　　　 did the head teacher come?   —While we 　　　　 a PE lesson yesterday afternoon.   A. When; had B. When; were having C. While; are having ( ) 4. While Mike 　　　　 computer games in his room, his dad came in.   A. is playing B. was playing C. will play ( ) 5. Daming was very happy. He 　　　　 on the road while he was singing.   A. walk B. walking C. was walking C B B 学霸智慧课堂·英语·八年级上册(WY) 上一页 下一页 返回导航 二、 用所给词的正确形式填空 1. While Kate   (write) a letter, a snake appeared. 2. My father   (watch) a football match when I got home. 3. Sam   (hide) behind the door when his mother came in. 4. It got dark while I   (fly) a kite in the park. 5. While Dad and I   (swim) in the river, it started to rain. were swimming was flying was