Unit 5 Part2 Grammar Focus——过去进行时-【学霸智慧课堂】2022-2023学年八年级下册英语同步配套PPT课件（人教版）

折 翰鹿支化 翰庭 英语 学霸 智慧课堂 八年级下册 RJ 教学课件 课中研学 CONTENTS 目录 课堂小测 课后巩固 温馨提示鼠标轻轻一点，内容立即呈现 Unit 5 What were you doing when the rainstorm came? Part2 Grammar Focus-一过去进行时 学霸智慧课堂英语八年级下册 课中研学 感知语法 发现规律 1.-What were you doing at eight last night?-I was taking a shower. 2.-What was she doing at the time of the rainstorm?-She was doing her homework. 3.-What was he doing when the rainstorm came?-He was reading in the library when the rainstorm came. 学霸智慧课堂英语八年级下册 4.-What was Ben doing when it began to rain heavily?-When it began to rain,Ben was helping his mom make dinner. 5.-What was Jenny doing while Linda was sleeping?-While Linda was sleeping,Jenny was helping Mary with her homework. 学霸智慧课堂英语·八年级下册 过去进行时的意义、形式和用法 1.过去进行时表示过去某一时刻或某段时间正在进行或发生的动作。 2．过去进行时的基本结构是Was/were+doing，特殊疑问句结构是 付殊疑问词＋waswere+主语十doing十其他 3．常见的标志词有：_tεightlast night/at the timeof… When tl(一般过去的_，一while+=(过去进行时 学霸智慧课堂英语)八年级下册 4.辨析when和while ()延续性动词：指表示能够延续的动作， 如句5的sleep。非延续 性动词：表示动作不能延续，即动作发生后立即结束，如句3的 come和句4的begin。 学霸智慧课堂英语八年级下册 (2)when表示“当…的时候”。、 when引导的时间状语从句多用 般过去时，表示时间点， 也可以用过去进行时指时间段。从句 和主句的动作可以是同时，也可以是先后发生，从句的谓语动词既 可以是延续性动词，也可以是非延续性动词 while表示“当…的时候，在期间”。while引导的时间状语 从句多用过去进行时，表示时间段， 可以用when代替。从句和主 句的动作同时发生，从句的谓语动词必须是延续性动词 学霸智慧课堂英语八年级下册 课堂小测 一、 单项填空 (C)1.(2022·北京改编)Iabout my sister when my phone rang (发出铃声).It was her! A.think B B.will think C.was thinking ()2.(2022·绥化)While Sally_the housework,her mother came back from work. 学霸智慧课堂英语八年级下册 (B)3.(2022·丹东改编)-Mingming,.where is your brother?? -Look!He_on the playground. A.Runs B.is running C.was running ()4.(2022·镇江改编)—You look tired: -My brotherfootball games all night.That was too noisy! A.watches B.has