英语人教版八年级下册unit5 sectionA grammar.ppt

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1、Unit5What were you doing when the rainstorm came?太原市第三十八中学 李玲TolearntousePast Progressive Tense was/were+doingTolearntotellthedifferencesbetweenPresent Progressive TenseandPast Progressive TenseTolearntosummarizetheusagesofwhen/whileWriteeachphraseinEnglish.大风大风大暴风雨大暴风雨睡着睡着醒来醒来乱七八糟乱七八糟打扫打扫接电话接电话洗淋浴洗

2、淋浴在那时在那时确保确保相互帮助相互帮助感觉像感觉像strongwindaheavyrainstormfallasleepwakeupinamesscleanuppickuptakeashoweratthattimemakesurehelpeachotherfeellike过去进行时过去进行时经典例句经典例句1.PeterwasdrawingwhenIwalkedtohim.2.ThetwinswerelisteningtomusicwhiletheirfatherwaswatchingTVlastnight.3.MrsGreenwasntwashingclothesatthistimeyes

3、terday.4.Wereyoustudyingforthetestatsevenlastnight?No,Iwasnt.1.Whatwasthegirldoingatthetimeoftherainstorm?2.IwassobusylookingfortheumbrellathatIdidntseeacarcoming.3.Iwaswaitingforthebuswhenitbegantorainheavily.4.Whatwereyoudoinglastnight,Linda?Sentencesfromthisunit:5.Whenyoucalled,Iwastakingashower.

4、6.Iwassleepingatthattime.7.Sowhileyouweresleeping,IcalledJennyandshehelpedme.8.Bensdadwasputtingpiecesofwoodoverthewindowswhilehismomwasmakingsuretheflashlightsandradiowereworking.9.Benwashelpinghimmommakedinnerwhentherainbegantobeatheavilyagainstthewindows.totestyoursenseofobservationtotestyourabil

5、ityofshort-termmemorytotestyourabilitytohighlightthelanguagepointsGuess1.Peter_whenIwalkedtohim.2.Thetwins_musicwhiletheirfather_TVlastnight.3.MrsGreen_clothesatthistimeyesterday.4._you_forthetestatsevenlastnight?No,Iwasnt.wasdrawingwerelisteningtowaswatchingwasntwashingWerestudyinggoReady?5.What_th

6、egirl_atthetimeoftherainstorm?6.I_sobusy_theumbrellathatIdidntseeacarcoming.7.I_thebuswhenitbegantorainheavily.8.What_you_lastnight,Linda?9.Whenyoucalled,I_ashower.10.I_atthattime.wasdoingwaslookingforwaswaitingforweredoingwastakingwassleeping11.Sowhileyou_,IcalledJennyandshehelpedme.12.Bensdad_piec

7、esofwoodoverthewindowswhilehismom_suretheflashlightsandradiowereworking.13.Ben_himmommakedinnerwhentherainbegantobeatheavilyagainstthewindows.weresleepingwasputtingwasmakingwashelping以上我们已经通过归纳总结和练习以上我们已经通过归纳总结和练习对本课的语法内容有了一定的了解，对本课的语法内容有了一定的了解，下面就让我们根据下面就让我们根据之前练习的考察情之前练习的考察情况进一步选择讲解况进一步选择讲解该语法项的重难

8、点。该语法项的重难点。过去进行时过去进行时:表示在过去某一时间内正在进行的动表示在过去某一时间内正在进行的动作。过去某一点时间正在进行的动作作。过去某一点时间正在进行的动作或某段时间内一直进行的动作。构成或某段时间内一直进行的动作。构成:was/were+doing(现在分词现在分词)。过去进行时的标志词有过去进行时的标志词有:at8oclocklastnight,thistimeyesterday等。等。1.现在分词的构成现在分词的构成1)一般动词在词尾加一般动词在词尾加-ing,读读i,如如gogoing。2)以不以不发音字母发音字母e结尾结尾的动词的动词,先先去掉去掉e,再加再加-ing

9、。come-comingmake-makingwrite-writing3)以以重读闭音节结尾重读闭音节结尾的动词的动词,如果末尾如果末尾以一以一个辅音字母结尾个辅音字母结尾,应先应先双写这个双写这个字母字母,再加再加ing,x和和w结尾的除外。结尾的除外。如如:get-gettingswim-swimmingboxboxing4)以字母以字母y结尾结尾的单词的单词,直接加直接加ing。如如:carrying,playing,studying5)以以字母字母ie结尾结尾的动词的动词,变变ie为为y,再加再加ing。diedyinglielying6)以以元音字母加元音字母加e结尾结尾,或或以以

10、e结尾结尾,且且e发发音的动词音的动词,直接加直接加-ing。see-seeingbe-being2.使用进行时态的注意事项使用进行时态的注意事项:1)一些动词一些动词,如如see,hear,love,like,know,remember,understand,have等表示等表示感情、知觉和状态的词感情、知觉和状态的词,一般不用于一般不用于进行时态。进行时态。2)在在there和和here引起的句子中引起的句子中,常用常用一般一般现在时代替现在进行时现在时代替现在进行时。eg.Herecomesthebus.Theregoesthebell.过去进行时过去进行时含义含义:表示过去某个时表示过

11、去某个时刻正在进行的动作。刻正在进行的动作。结构结构:was/were+doing例句例句：IwashavinganEnglishclassatthistimeyesterday.现在进行时现在进行时含义含义:表示现在正在进表示现在正在进行的动作。行的动作。结构结构：is/am/are+doing例句例句：IamhavinganEnglishclass.3.过去进行时和过去进行时和现在进行时的区别现在进行时的区别4.过去进行时和过去进行时和一般过去时的区别一般过去时的区别1)过去进行时表示过去进行时表示过去正在进行的动作过去正在进行的动作,而一般过去时则表示一个而一般过去时则表示一个完整的动作

12、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)Theywroteletterstotheirfriendslastnight.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,整个写的过整个写的过程已完成。程已完成。)讲解：讲解：2)当动作延续较长时间时或表示厌烦、当动作延续较长时间时或表示厌烦、赞美等感情色彩时，常用赞美等感情色彩时，常用过去进行时过去进行时表示。如：表示。如：He

13、wasthinkingmoreofothersthanofhimself.他考虑别人的比考虑自己的多。他考虑别人的比考虑自己的多。(表示说话者赞扬的口气表示说话者赞扬的口气)Theboywasalwaysmakingtroublethen.那时，他总是惹麻烦。那时，他总是惹麻烦。(表示说话者厌烦的口气表示说话者厌烦的口气）when/while用法区别用法区别1)when指指atorduringthetimethat,它既它既指时间点，也可指一段时间，指时间点，也可指一段时间，while是是duringthetimethat只表示一段时间，所只表示一段时间，所以以when引导的时间状语从句中的动

14、词可引导的时间状语从句中的动词可以是以是瞬间性动词瞬间性动词，也可以是，也可以是延续性动词延续性动词，而而while从句中的动词必须是从句中的动词必须是延续性动词延续性动词。Itwassnowingwhenwearrivedatthestation.Whileshewastyping,someoneknockedatthedoor.2)由由when引导的时间状语引导的时间状语从句从句常用常用一般过一般过去时去时，而，而主句主句用用过去进行时过去进行时；但是在并不；但是在并不强调哪一个动作持续时间更长或者哪一个强调哪一个动作持续时间更长或者哪一个动作是打断性的动作是打断性的(interrupti

15、ve)行为的情况行为的情况下，下，when引导的状语从句也可以使用过去引导的状语从句也可以使用过去进行时。如果强调进行时。如果强调从句从句和和主句主句的的动作同时动作同时发生发生，两句都用，两句都用过去进行时过去进行时，则多用，则多用while引导从句。引导从句。Hefinallyfellasleepwhen/whilethewindwasdyingdown.Theyweresingingwhileweweredancing.Lookatthetableandwritesentenceswithbothwhileandwhen.4aWhileJohnwastakingphotos,Marybo

16、ughtadrink.JohnwastakingphotoswhenMaryboughtadrink.e.g.1.WhileJohnwasplayingthepiano,Maryleftthehouse.JohnwasplayingthepianowhenMaryleftthehouse.2.WhileJohnwascleaninghisroom,Maryturnedontheradio.JohnwascleaninghisroomwhenMaryturnedontheradio.3.WhileJohnwasshopping,Marytookthecartothecarwash.Johnwas

17、shoppingwhenMarytookthecartothecarwash.Fillintheblankswithwas,were,when orwhile.4bAt7:00a.m.,Iwokeup._I_makingmybreakfast,mybrother_listeningtotheradio._Iwaseating,theradionewstalkedaboutacaraccidentnearourhome.MybrotherandIwentoutrightawaytohavealook.WhilewaswasWhile_wegottotheplaceoftheaccident,th

18、ecar_inbadshapefromhittingatree.Butluckily,thedriver_fine.Theroads_icybecauseoftheheavysnowfromthenightbefore.WhenwaswaswerePairworkWhatwereyoudoingatthesetimeslastSunday?Fillinthechart.Thenaskyourpartner.(4c)WhatwereyoudoingatlastSunday?A:WhatwereyoudoingatnineoclocklastSundaymorning?B:Iwassleeping

19、.Howaboutyou?A:Iwasdoingmyhomework.B:Yourekidding!v.欺骗欺骗;戏弄戏弄;开玩笑开玩笑Example:A:WhatwereyoudoingatfouroclocklastSundayafternoon?B:Iwasplayingsoccer.Howaboutyou?A:Iwasreadingabook.B:Yourekidding!练一练：练一练：根据题后要求完成下列句子，每空一词。根据题后要求完成下列句子，每空一词。1.Mymotherwashedclothesyesterdayafternoon.(用用atfiveyesterdayafte

20、rnoon改为过去进行时改为过去进行时)Mymother_clothesatfiveyesterdayafternoon.waswashing2.WewerespeakingEnglishatthattime.(改为否定句改为否定句)We_Englishatthattime.3.MrSmithwasmendinghisbikewhentheyranghimup.(改为一般疑问句改为一般疑问句)_MrSmith_hisbikewhentheyranghimup?werenotspeakingWasmending4.Shewasdoingherhomeworkatthreeyesterdayaft

21、ernoon.(对划线部分提问对划线部分提问)_she_atthreeyesterdayafternoon?5.Iwasplayingcomputergameswhenmymothercameintomyroom.(同义句转换同义句转换)_Iwasplayingcomputergames,mymothercameintomyroom.WhatwasdoingWhile注注:另附另附word文档。文档。点击此处链接点击此处链接1.Sallytookaphotoofherfriendswhilethey_computergames.2013浙江杭州浙江杭州A.playB.areplayingC.h

22、aveplayedD.wereplaying2.Justaminute!Mybrother_hiscarinthegarden2013重庆重庆A.washesB.iswashingC.washedD.willwash选择填空。选择填空。3.CanPeterplaygameswithus,Mrs.Hawking?Waitaminute.He_ashower.2013浙江绍兴浙江绍兴A.istakingB.takesC.tookD.wastaking4.Myuncle_booksintheroomatthistimeyesterday.2013黑龙江绥化黑龙江绥化A.wasseeing B.isr

23、eadingC.wasreading5.Herecomesthebus!Whereisourprincipal?Shecantgotothemuseumwithus.She_somevisitorsaroundourschool.2013江苏泰州江苏泰州A.isshowingB.showsC.hasshowedD.wasshowing6.What_you_whenthecaptaincamein?2013黑龙江齐齐哈尔黑龙江齐齐哈尔A.are;doingB.did;doC.were;doing7.Alice,wouldyoumindnotplayingtheguitar?I_onthephon

24、e.Oh,sorry,mom.2013山东威海山东威海A.talkedB.talkC.wastalkingD.amtalking8.Ididntseeyouatthemeetingyesterday.Why?I_foranimportanttelephonecallatthatmoment.【2013山东莱芜山东莱芜】A.waitB.waitedC.amwaitingD.waswaiting9.Millie_apicturewhenMr.Greencamein.【2013江苏徐州江苏徐州】A.drawB.willdrawC.drewD.wasdrawing10.Isawhiminthelibr

25、aryyesterday.He_abookatthatmoment.2013天津天津A.readsB.isreadingC.wasreadingD.willread11.Icalledyouyesterdayevening,butnobodyansweredthephone.Oh,I_awalkwithmyparentsatthattime.2013湖北咸宁湖北咸宁A.tookB.wastakingC.amtakingD.take用括号内所给单词的适当形式填空。用括号内所给单词的适当形式填空。1.WhileIwaswalkingdownthestreet,therainstorm_(come)

26、.2.Whenmyfathercalledme,Iwas_(cut)hair.3.Linda_(take)thecartothecarwashwhenMaryleftthehouse.4.Youmustbe_(kid).Idontbelievewhatyouhavesaid.5.I_(buy)anewbicyclethedaybeforeyesterday.boughtcamecuttingwastakingkidding翻译下列句子。翻译下列句子。1.早上十点钟左右，当我走在回家路上早上十点钟左右，当我走在回家路上的时候，突然下起了大雨。的时候，突然下起了大雨。2.他的鞋和衣服都湿透了，冰冷

27、冰冷他的鞋和衣服都湿透了，冰冷冰冷的。的。Ataroundtenoclockinthemorning,Iwaswalkinghomewhentherainstormcame.Hisshoesandclothingwerewetthroughandicycold.3.你在开玩笑吧！你在开玩笑吧！You_.4.咱们去骑车修配厂去看一看吧。咱们去骑车修配厂去看一看吧。Letsgointothegarageand_atit.5.莉莉很快睡着了。莉莉很快睡着了。Lily_soon.arekiddinghavefellasleepalook课时重点回顾课时重点回顾重点词组：重点词组：havealooktakephotosbuyadrinkplaythepianoleavethehousecleanhisroomturnontheradio过去进行时的用法。过去进行时的用法。过去进行时与现在进行时的区别。过去进行时与现在进行时的区别。过去进行时与一般过去时的区别。过去进行时与一般过去时的区别。Previewthenewwordsandexpressions.Preview1b-1donPage37.