英语人教版八年级下册语法课：过去进行时

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1、Grammar:thePastProgressiveTense【学习目标】1.掌握过去进行时（thepastprogressivetense）的结构(bedoing)，时间标志和句型转换。2.能正确运用过去进行时进行交流。【重点】：1.过去进行时的结构及用法。2.when和while的区别。【难点】：1.过去进行时与现在进行时的区别。Teachingproduces1.Lead-in:Learnthepastprogressivetensebythepresentprogressivetense.--Whatishedoingnow?--He

2、isplayingsoccernow.--Whatwashedoingatthreeo’clockyesterdayafternoon?--Hewasplayingfootballatthreeo’clockyesterdayafternoon.2.Learnthepastprogressivetense:1)用法：表示过去某个时刻正在进行的动作。（或过去一段时间正在进行的动作）2）结构：be(was/were)+doing主语+was/were+doingsth.+时间状语提问：Whatwas/were+主语+doing(+时间状语)?3）

3、时间状语词:at8o’clocklastnight,thistimeyesterday,at5:00yesterdayafternoon,atthattime,fromsixtonineyesterday，when/while+句子3.Practice:1)Talkaboutthepictures.--Whatwasshedoingatthistimeyesterday?--ShewasteachingEnglishatthistimeyesterday.2)Practicewith“when/while”Tomwashavingbreakf

4、astwhenJimwenttoschool.=WhileTomwashavingbreakfast,Jimwenttoschool.4.Pairwork:Talkaboutthepictureswith“when/while”.--Whatwashe/shedoingwhenyousawhim/her?--He/Shewas+v-ingwhenIsawhim/her.5.Summary:1)用法：表示过去某个时刻正在进行的动作。（或过去一段时间正在进行的动作）2）结构：be(was/were)+doing主语+was/were+doings

5、th.+时间状语提问：Whatwas/were+主语+doing(+时间状语)?3）时间状语词:at8o’clocklastnight,thistimeyesterday,at5:00yesterdayafternoon,atthattime,fromsixtonineyesterday，when/while+句子4)现在进行时与过去进行时的区别Exercise:Fillintheblankswiththerightformofthegivenwords.5)when和while的用法区别Exercise:Fillintheblankswit

6、h“when/while”.6.Homework:完成导学案“探究案”。附练习：【探究案】一．语法探究：过去进行时态（一）概念：表示________某一段时间或某一时刻________发生的动作。（二）常用时间状语：昨天的这个时候(atthistimeyesterday)在那时(then)在昨晚八点钟(ateightlastnight)昨天早上七点钟(atsevenyesterdaymorning)昨天早上八点至十点(fromeighttotenyesterdayeight)when或while引导的时间状语从句（三）Iwasdoingthe

7、disheswhenmymothercamehome.否定句________________________________________________________________________一般疑问句____________________________________________________________________肯定回答_______________________否定回答_________________________划线部分提问_____________________________________

8、_____________________________（一）while与when同义句Whenmymothercomeback,Iwasdoingmyhomew