unit 5 课件.ppt

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1、WhenIHewasdoingWhenIcalledhimup,hewassleeping.Makeupthesentences.WhileIHewasdoingWhenIwasreadingthenewspaper,hewaswatchingTV.Whatwereyoudoingateightlastnight?Iwastakingashower.Whatwasshedoingatthetimeoftherainstorm?Shewasdoingherhomework.GrammarFocusWhatwashedoingwhentherainstormcame?Hewasreadingint

2、helibrarywhentherainstormcame.WhatwasBendoingwhenitbegantorainheavily?Whenitbegantorain,Benwashelpinghismommakedinner.WhatwasJennydoingwhileLindawassleeping?WhileLindawassleeping,JennywashelpingMarywithherhomework.WhatwasBendoingwhenitbegantorainheavily?Whenitbegantorain,Benwashelpinghismommakedinne

3、r.WhatwasJennydoingwhileLindawassleeping?WhileLindawassleeping,JennywashelpingMarywithherhomework.2.过去进行时1.概念概念:表示过去某一时刻或某段时间内正进行的动作。表示过去某一时刻或某段时间内正进行的动作。2.构成构成:was/were+动词现在分词动词现在分词3.用法用法:a:表示某一时刻正进行的行为表示某一时刻正进行的行为,与特定的过去时间状与特定的过去时间状语连用语连用,常见的时间有常见的时间有:at8lastnight,atthistimeyesterdayatthattime,att

4、hatmoment等等e.g.Whatwereyoudoingat10yesterdaymorning?Iwaswritingalettertomyfatheratthatmoment.b:表示过去某段时间内正进行的动作。表示过去某段时间内正进行的动作。e.g.Wewerebuildingahouselastwinter.Theywerewaitingforyouyesterday.否定句和疑问句：否定句和疑问句：e.g.Wewerenotsleepingathome.Washefeelingwell?3.现在分词的构成1)一般动词在词尾加一般动词在词尾加-ing,如如go-going。2)以

5、不发音字母以不发音字母e结尾的动词结尾的动词,先去掉先去掉e,再加再加-ing。come-comingmake-makingwrite-writing3)以重读闭音节结尾的动词以重读闭音节结尾的动词,如果末尾以一个如果末尾以一个辅音字母结尾辅音字母结尾,应先双写这个字母应先双写这个字母,再加再加ing，x和和w结尾的除外。结尾的除外。如如:get-gettingswim-swimmingshoP-shoPPing4)以字母以字母y结尾的单词结尾的单词,直接加直接加ing。如如carrying、playing、studying。5)以字母以字母ie结尾的动词结尾的动词,变变ie为为y,再加再加i

6、ng。diedyinglielying6)以元音字母加以元音字母加e结尾结尾,或以或以e结尾结尾,且且e发音的发音的动词动词,直接加直接加-ing。see-seeingbe-being5.过去进行时和一般过去时的区别1)过去进行时表示过去正在进行的动作过去进行时表示过去正在进行的动作,而一般过去时则表示一个完整的动作。而一般过去时则表示一个完整的动作。如：如：Theywerewritingletterstotheirfriendslastnight.昨晚他们在写信给他们的朋友。昨晚他们在写信给他们的朋友。(没有说明信是否写完没有说明信是否写完)Theywroteletterstotheirfr

7、iendslastnight.他们昨晚写了信给他们的朋友。他们昨晚写了信给他们的朋友。(表达了他们已写好的意思表达了他们已写好的意思,整个写的过程已完成整个写的过程已完成)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例句：I was having an English class at this time yesterday.现在现在进行时含义含义:表示现在 正在进行的动作。结构结构：is/am/are+doing例句例句：I am having an English class.6.主句主句连接词连接词从句从句一般过去时态when/while过去进行时

8、态一般过去时态when一般过去时态过去进行时态when一般过去时态过去进行时态while过去进行时态V.edwas/were+v.ingV.edV.edV.edwas/were+v.ingwas/were+v.ingwas/were+v.ing总结总结1)when可指时间点可指时间点,又可指时间段又可指时间段,从句中从句中可用可用延续性动词延续性动词,也可用也可用非延续性动词。非延续性动词。2)while总是指一个时间段总是指一个时间段,从句中从句中必须用延必须用延续性动词续性动词。4aLookatthetableandwritesentenceswithbothwhileandwhen.Jo

9、hnMarytakephotosbuyadrinkplaythepianoleavethehousecleanhisroomturnontheradioshoptakethecartothecarwashe.g.WhileJohnwastakingphotos,Maryboughtadrink.JohnwastakingphotoswhenMaryboughtadrink.WhileJohnwasplayingthepiano,Maryleftthehouse.JohnwasplayingthepianowhenMaryleftthehouse.WhileJohnwasshopping,Mar

10、ytookthecartothecarwash.Johnwasshoppingwhentookthecartothecarwash.WhileJohnwascleaninghisroom,Maryturnedontheradio.JohnwascleaninghisroomwhenMaryturnedontheradio.4bFillintheblankswithwas,were,whenorwhile.At7:00a.m.,Iwokeup._I_makingmybreakfast,mybrother_listeningtotheradio._Iwaseating,theradionewsta

11、lkedaboutacaraccidentnearourhome.MybrotherandIwentoutrightawaytohavealook._wegottotheplaceoftheaccident,thecar_inbadshapefromhittingatree.Butluckily,thedriver_fine.Theroads_icybecauseoftheheavysnowfromthenightbefore.WhilewaswasWhileWhenwaswaswere4cWhatwereyoudoingatthesetimeslastSunday?Fillinthechar

12、t.Thenaskyourpartner.A:WhatwereyoudoingatnineoclocklastSundaymorning?B:Iwassleeping.Howaboutyou?A:Iwasdoingmyhomework.B:Yourekidding!GroupworkYouYourpartner9:00amrunread11:30amwashswim4:00pmreadbooks Dohomewoek9:00pmwatchTVwalkA:WhatwereyoudoingatnineoclocklastSunday?B:Iwasrunning.Howaboutyou?A:Iwas

13、reading.B:Yourekidding!v.欺骗欺骗;戏弄戏弄;开玩笑开玩笑Model:LastSunday,myfriendLucyandIwereverybusy.At9:00a.m.IwasrunningwhileLucywasreading.At11:30a.m.Iwasdoingsomewashing,butLucywasswimmingintheriver.At4:00p.mIwasreadingbooksabouthistory,whileLucywasdoinghomework.At9:00p.m.IwaswatchingTVathome,whileLucywaswalk

14、ingwithherfriends.1.What_(be)you_(do)whenhearrived?2.Jim_(sleep)whenIcamein.3.They_(watch)TVat8:00yesterdayevening.4.Nowhe_(read)and_(write).weredoingwassleepingwerewatchingisreadingwriting一、一、用所给词的正确形式填空用所给词的正确形式填空练一练练一练5.Mother_(wash)clotheswhenI_(get)homefromschoolyesterdayafternoon.6.Look,mysist

15、er_(be)thereinthebarbershop.Thebarber_(cut)herhair.7.When_you_(see)theaccident?I_(see)itfifteenminutesago.waswashinggotisiscuttingdidseesaw1._Jenniferwasreadingamagazine,hissisterwaslisteningtothepopmusic.A.WhileB.When C.Whattime2.Iwastryingtodrawacatontheboard_theteachercamein.A.whileB.whenC.whattime3.MybestfriendvisitedmyhousewhileI_dinnerinthekitchen.A.cookedB.cookingC.wascooking二、单项选择二、单项选择A B C HomeworkRememberoneortwothingsyouweredoingwhentherainstormcame.Andcommunicatethemwithyourclassmates.