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1、执教人:张志霞崔家桥镇第二初级中学复习旧知Make conversations between the teacher and the students.Whatwereyoudoingateightlastnight?Iwastakingashower.Whatwasshedoingatthetimeoftherainstorm?Shewasdoingherhomework.读读下列句子下列句子,你能你能总结总结出句子中包含的出句子中包含的语语法法吗吗?讲授新知Whatwashedoingwhentherainstormcame?Hewasreadinginthelibrarywhenthe
2、rainstormcame.WhatwasBendoingwhenitbegantorainheavily?Whenitbegantorain,Benwashelpinghismommakedinner.WhatwasJennydoingwhileLindawassleeping?WhileLindawassleeping,JennywashelpingMarywithherhomework.1.基本概念基本概念过过去去进进行行时时表示在表示在过过去某一去某一时时刻或一段刻或一段时间时间内正在内正在进进行的行的动动作。作。这这一特定的一特定的过过去去时间时间除有上下文暗示以外除有上下文暗示以外
3、,一般用一般用时间时间状状语语来表示。来表示。2.结结构构 was/were+动词动词-ing过去进行时的标志词语:过去进行时的标志词语:at8yesterday,from8to10yesterday,atthetimeof等。等。when和和while都可表示都可表示“当当的的时候时候”,引导时间状语从句。你知道两,引导时间状语从句。你知道两者在过去进行时中的用法有什么不同吗者在过去进行时中的用法有什么不同吗?请仔细观察下面的例句,然后补全请仔细观察下面的例句,然后补全空格中的内容。空格中的内容。IwaswalkingtoschoolwhenIsawacatinatree.WhenSally
4、arrivedhome,hermotherwascleaningthehouse.主句的动作是持续性的,而从句动作是主句的动作是持续性的,而从句动作是短暂性的,此时用短暂性的,此时用_引导时间状语从引导时间状语从句,主句用句,主句用_时态,从句用一般时态,从句用一般过去时态。过去时态。过去进行过去进行whenWhileIwassleepinginthebedroom,someoneknockedatthedoor.Davidfellwhilehewasridinghisbike.主句的动作是短暂性的,从句的动作主句的动作是短暂性的,从句的动作是持续性的,此时用是持续性的,此时用_引导从引导从句
5、,主句用句,主句用_时态,从句时态,从句用过去进行时态。用过去进行时态。一般过去一般过去whileWhileAndywaswaitingforthebus,hewasreadinganewspaper.HewascleaninghiscarwhileIwascooking.主句和从句的动作在过去的某时刻或某主句和从句的动作在过去的某时刻或某段时间同时发生,而且动作都是持续性段时间同时发生,而且动作都是持续性的,此时用的,此时用_引导从句,而且主引导从句,而且主句和从句都用句和从句都用_时态。时态。过去进行过去进行whileatfiveyesterdayafternoon课堂练习Look at
6、the table and write sentences with both while and when.JohnMarytakephotosbuyadrinkplaythepianoleavethehousecleanhisroomturnontheradioshoptakethecartothecarwash4a1.WhileJohnwastakingphotos,Maryboughtadrink.JohnwastakingphotoswhenMaryboughtadrink.2.WhileJohnwasplayingthepiano,Maryleftthehouse.Johnwasp
7、layingthepianowhenMaryleftthehouse.3.WhileJohnwascleaninghisroom,Maryturnedontheradio.JohnwascleaninghisroomwhenMaryturnedontheradio.4.WhileJohnwasshopping,Marytookthecartothecarwash.JohnwasshoppingwhenMarytookthecartothecarwash.What were you doing at these times last Sunday?Fill in the chart.Then a
8、sk your partner.YouYourpartner9:00a.m.11:30a.m.4:00p.m.9:00p.m.4cMakeconversationsinpairsusingtheinformationin4c.Work in pairs.I.根据汉语意思完成下列英语句子,每空根据汉语意思完成下列英语句子,每空一词。一词。1.昨天下午五点钟你哥哥在做什么?昨天下午五点钟你哥哥在做什么?What_yourbrother_atfiveyesterdayafternoon?2.昨天我回到家时,我妈妈在洗衣服。昨天我回到家时,我妈妈在洗衣服。Mymother_clothes_I_home
9、yesterday.waswashingwasdoingwhengot巩固练习3.你做作业时,你妹妹在干什么?你做作业时,你妹妹在干什么?What_yoursister_you_yourhomework?whileweredoingwasdoing.根据各题后括号内的要求完成下列各根据各题后括号内的要求完成下列各题,每空一词(含缩略形式)。题,每空一词(含缩略形式)。1.Iwasrunningintheparkat7:00yesterdaymorning.(改为一般疑问句并改为一般疑问句并作肯定回答作肯定回答)_intheparkat7:00yesterdaymorning?_,_.YesIw
10、asWereyourunning2.IwasflyingkiteswithmyfriendsatthistimelastSunday.(对划线部分提问对划线部分提问)_atthistimelastSunday?3.Theywereplayingbasketballfromthreetofouryesterday.(改为否定句改为否定句)They_basketballfromthreetofouryesterday.werentplayingWhatwereyoudoingAfterclass,pleasemakesomedialogues withthephrasesandsentencesin4c.