2023学年完整公开课版Unit5Grammar4a4c

Unit5Whatwereyoudoingwhentherainstormcame?丹东市振兴区汤池中学----刘玉平SectionA3Grammarfocus-4cTargets1.过去进行时态.2.Learn

when和while的用法3.Learnsomenewwords,phrasesandthebasicsentencestructures.

Talkaboutwhatthepeopleweredoingatthetimeoftherainstorm.A:Whatwasthegirldoingatthetimeoftherainstorm?B:Shewas…A:Whatisthegirldoingnow?B:Sheis…Pairwork过去进行时含义：表示过去某个时刻正在进行的动作。结构：

was/were+doing现在进行时含义：表示现在正在进行的动作。结构：

is/am/are+doing

Whatwereyoudoingateightlastnight?Iwastakingashower.Whatwasshedoingatthetimeoftherainstorm?Shewasdoingherhomework.GrammarFocus读下列句子,你能总结出句子中包含的语法吗？atfiveyesterdayafternoonWhatwereyoudoingatthesetimeslastSunday?Fillinthechart.Thenaskyourpartner.YouYourpartner9:00a.m.sleepingdoingherhomework11:30a.m.4:00p.m.9:00p.m.4cA:Whatwereyoudoingatnineo’clocklastSundaymorning?B:Iwassleeping.Howaboutyou?A:Iwasdoingmyhomework.B:You’rekidding/agoodboy/girl.Whatwashedoingwhentherainstormcame?Hewasreadinginthelibrarywhentherainstormcame.WhatwasBendoingwhenitbegantorainheavily?Whenitbegantorain,Benwashelpinghismommakedinner.WhatwasJennydoingwhileLindawassleeping?WhileLindawassleeping,JennywashelpingMarywithherhomework.

when和while都可表示“当……的时候”，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？请仔细观察下面的例句，然后补全空格中的内容。过去进行时中的when和while①IwaswalkingtoschoolwhenIsawacatinatree.②WhenSallyarrivedhome,hermotherwascleaningthehouse.主句的动作是持续性的，而从句动作是短暂性的，此时用______引导时间状语从句，主句用__________时态，从句用一般过去时态。过去进行when③WhileIwassleepinginthebedroom,someoneknockedatthedoor.④Davidfellwhilehewasridinghisbike.主句的动作是短暂性的，从句的动作是持续性的，此时用_______引导从句，主句用__________时态，从句用过去进行时态。一般过去whileLookatthetableandwritesentenceswithboth

whileand

when.JohnMarytakephotosbuyadrinkplaythepianoleavethehousecleanhisroomturnontheradioshoptakethecartothecarwash活学活用4a⑤WhileAndywaswaitingforthebus,hewasreadinganewspaper.⑥HewascleaninghiscarwhileIwascooking.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的，此时用_________引导从句，而且主句和从句都用____________时态。过去进行whileExercisesChoose“when”or“while”tofillintheblanks.1．_____Tomwaseatingsupper,itbegantorainoutside.2．Don’tuseyourcellphone_____youaredrivingacar.3．Whatwereyoudoing_____Mr.Zhoucamein?4．Jimisdoinghishomework_____MaryiswatchingTV.5．WewerewatchingTV_____thelightwasoff.WhileWhileWhileWhen

WhenFillintheblankswithwas,were,whenorwhile.At7:00a.m.,Iwokeup.______I____makingmybreakfast,mybrother______listeningtotheradio.________Iwaseating,theradionewstalkedaboutacaraccidentnearourhome.MybrotherandIwentoutrightawaytohavealook._____wegottotheplaceoftheaccident,thecar_____inbadshapefromhittingatree.Butluckilythedriver____fine.Theroads______icybecauseoftheheavysnowfromthenightbefore.WhilewaswasWhileWhenwaswaswere4bI.根据汉语意思完成下列英语句子，每空一词。1.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。Mymother_____________clothes________I________homeyesterday.

waswashingwasdoing

whengot

3.你做作业时，你父母在干什么？What________yourparents________________you________________yourhomework?whileweredoingweredoing.Ⅱ.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）。1.Iwasrunningintheparkat7:00yesterdaymorning.

(改为一般疑问句并作肯定回答)—________________________intheparkat7:00yesterdaymorning?—________,________________.YesIwas

Wereyourunning2.IwasflyingkiteswithmyfriendsatthistimelastSunday.

(对划线部分提问)________________________________atthistimelastSunday?3.Theywereplayingbasketballfromthreetofouryesterday.

(改为否定句