英语人教版八年级下册一般过去时.ppt
Unit 5 What were you doing when the rainstorm came?过去进行时1 含义：（概念）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.句子结构:：be(was/were)+doing即：主语+was/were+doing sth.+时间状语3.时间状语词:at 8 oclock last night/this time yesterday /at 5:00 yesterday afternoon/at that time,then，when sb did sth 等连用(或者用另一动作来表示过去的时间)过去进行时过去进行时 表示过去某个时刻正在进行的动作。例句：What were you doing at nine last night?昨晚九点你正在干什么？I was taking a shower at nine last night.昨晚九点我正在洗澡.They were playing basketball at 5 oclock yesterday afternoon.昨天下午五点他们在打篮球。：表示在过去某一时间内正在进行的动作。She was writing a letter when I came in.我进来时，她正在写信。The barber was cutting my hair when they arrived.他们到达时，理发师正在给我剪头发。肯定式：肯定式：I/He/She/Itwasworking.We/You/They/wereworking.否定式否定式:I/He/She/Itwasnotworking.We/You/They/werenotworking.3.句式句式(以以work为为例例)疑疑问问式和式和简简略回答略回答:WasIworking?Yes,youwere.No,youwerenot.Wereyouworking?Yes,Iwas.No,Iwasnot.Washe/she/itworking?Yes,he/she/itwas.No,he/she/itwasnot.Werewe/you/theyworking?Yes,you/we/theywere.No,you/we/theywerenot.What were you doing at 10:10 yesterday morning?I was going shopping.Where was she at 9:00 yesterday?I think she was in/atShe was sweeping the floor at that time.at 9:00 last nightWhat _ they _ from 8 to 9 last night?They_from 8 to 9 last night.were doingwere talking on the phoneOne pointwhen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。例如例如:A:Whatwereyoudoingateightlastnight?昨晚八点你在干什么？昨晚八点你在干什么？B:Iwastakingashower.我我(当时当时)在淋浴。在淋浴。A:Whatwashedoingwhentherainstormcame?暴风雨来的时候他在干什么？暴风雨来的时候他在干什么？B:Hewasreadinginthelibrarywhentherainstormcame.暴风雨来的时候他在暴风雨来的时候他在图书馆看书。图书馆看书。Whatwashedoingwhentherainstormcame?Hewasreadinginthelibrarywhentherainstormcame.WhatwasBendoingwhenitbegantorainheavily?Whenitbegantorain,Benwashelpinghismommakedinner.WhatwasJennydoingwhileLindawassleeping?WhileLindawassleeping,JennywashelpingMarywithherhomework.WhileAndywaswaitingforthebus,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whileIwaswalkingtoschoolwhenIsawacatinatree.WhenSallyarrivedhome,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，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whileWhenIHewasdoingWhenIcalledhimup,hewassleeping.Make up the sentences.WhileIHewasdoingWhileIwalkedtoschool,hewaseating.WhenIHewasdoingWhenIreadthenewspaper,hewaswatchingTV.Look at the table and write sentences with both while and when.4a1.WhileJohnwastakingphotos,Maryboughtadrink.JohnwastakingphotoswhenMaryboughtadrink.2.WhileJohnwasplayingthepiano,Maryleftthehouse.JohnwasplayingthepianowhenMaryleftthehouse.3.WhileJohnwascleaninghisroom,Maryturnedontheradio.JohnwascleaninghisroomwhenMaryturnedontheradio.4.WhileJohnwasshopping,Marytookthecartothecarwash.JohnwasshoppingwhenMarytookthecartothecarwash.A:WhatwereyoudoingatnineoclocklastSundaymorning?B:Iwassleeping.Howaboutyou?A:Iwasdoingmyhomework.B:Yourekidding!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_homeyesterday.waswashingwasdoingwhengot3.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?_,_.YesIwasWereyourunning2.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.
