《一般過去式》PPT課件.ppt
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一般過去式,,例句Whatdidyoudoyesterday?昨天你干了什么?ImetLinTaothismorning.今天上午我會到了林濤。Iwasthereamomentago.剛才我在那兒,標(biāo)志詞yesterday昨天(yesterday+時(shí)間/last+時(shí)間)ago….之前before在….之前thedaybeforeyesterday前天justnow剛才in+時(shí)間(in1990)......,動(dòng)詞的一般過去時(shí)變化規(guī)律:⑴一般情況直接在詞尾加+ed,如:cook-cookedwash-washed⑵以不發(fā)音的e結(jié)尾的動(dòng)詞,在詞尾+d如:like-likedlive-lived⑶以重讀閉音節(jié)結(jié)尾的動(dòng)詞,雙寫最后一個(gè)字母再在詞尾+ed如:stop-stoppedshop-shoppedplan-planned計(jì)劃⑷以輔音字母+y結(jié)尾的動(dòng)詞,要改y為i再加ed如:study-studiedcarry-carried運(yùn)送,搬運(yùn),二、用法說明1.表示在過去某個(gè)時(shí)間所發(fā)生的動(dòng)作或所處的狀態(tài)。常與yesterday,lastweek,in1989,justnow,amomentago,theotherday等連用。如:Hewasherejustnow.他剛才還在這里。Whatdidyoudoyesterday?你昨天做了什么事?2.在過去一段時(shí)間內(nèi)的經(jīng)常性或習(xí)慣性動(dòng)作。如:Weoftenplayedtogetherwhenwewerechildren.我們小時(shí)候常在一起玩。注:表示過去經(jīng)常發(fā)生的動(dòng)作還可用usedto和would。如:Heusedtosmokealot,buthedoesn’tnow.他過去經(jīng)常抽煙,但現(xiàn)在不抽了。Wheneverwewereintrouble,hewouldhelpus.每當(dāng)我們遇到困難,他都會幫助我們。,3.表示主語過去的特征或性格。如:AtthattimeshewasverygoodatEnglish.那時(shí)她英語學(xué)得很好。4.用在狀語從句中表示過去將來。如:Hesaidhewouldwaituntiltheycameback.5.一般過去時(shí)有時(shí)可以表示現(xiàn)在,多與want,hope,wonder,think,intend等動(dòng)詞連用,使語氣更委婉。如:Iwonderedifyoucouldhelpme.不知你能不能幫我一下。,一般過去時(shí)對謂語動(dòng)詞的要求一般過去時(shí)的謂語動(dòng)詞要用動(dòng)詞的過去式。動(dòng)詞過去式的構(gòu)成分規(guī)則變化和不規(guī)則變化兩種形式,不規(guī)則變化通常需要逐個(gè)記憶,規(guī)則變化則遵循以下原則:(1)一般在動(dòng)詞后加-ed。如:play—played,offer—offered,weigh—weighed,destroy—destroyed,sign—signed.(2)在以字母e結(jié)尾的動(dòng)詞后,只加-d。如:like—liked,provide—provided,hate—hated,date—dated。(3)在以“輔音字母+y”結(jié)尾的動(dòng)詞后,則改y為i,再加—ed。如:supply—supplied,fly—flied,study—studied.(4)在以單短元音的重讀閉音節(jié)結(jié)尾且,末尾只有一個(gè)輔音字母的動(dòng)詞后,雙寫最后一個(gè)輔音字母,再加-ed。如:plan—planned,refer—referred,regret—regretted,ban—banned.,練習(xí)題一、單項(xiàng)選擇:從下列各題后所給的四個(gè)選項(xiàng)中選擇最佳答案填空。()1.Myfather______illyesterday.A.isntB.a(chǎn)rentC.wasntD.werent()2.______yourparentsathomelastweek﹖A.IsB.WasC.AreD.Were()3.Thetwins______inDalianlastyear.They______h(yuǎn)erenow.A.a(chǎn)re;wereB.were;areC.was;areD.were;was()4.______yourfatheratworktheday_____yesterday(前天)﹖A.Was;beforeB.Is;beforeC.Was;afterD.Is;after,二、請用正確動(dòng)詞形式填空。1.I_________(have)anexcitingpartylastweekend.2.---_________she_________(practice)herguitaryesterday?---No,she_________.3.---What________Tom________(do)onSaturdayevening?---He________(watch)TVand__________(read)aninterestingbook.4.Theyall_________(go)tothemountainsyesterdaymorning.5.She_________(notvisit)herauntlastweekend.She________(stay)athomeand_________(do)somecleaning.,三、翻譯下列句子1.我過了一個(gè)忙碌但卻刺激的周末。I_had___________________________________excitingweekend.2.Jenny喜歡看書。昨晚她看了一本英語書。Jennylikes___________________.She_________anEnglishbooklastnight.3.上周六他們做什么了?他們做作業(yè)和購物了。What________they__________________Saturday?They___________________homeworkand___________________.,1、Lucydidherhomeworkathome.(改否定句)Lucy_______________herhomeworkathome.2、Hefoundsomemeatinthefridge(冰箱).(變一般疑問句)___________he_____________________meatinthefridge?3、Therewassomeorangeinthecup.(變一般疑問句)_______there_______orangeinthecup?4.Frankreadaninterestingbookabouthistory.(一般疑問句)_______Frank_______aninterestingbookabouthistory?5.Whynotgooutforawalk?(同義句)_______________________outforawalk?,句型變化1.否定句:a.主語+didn’t+動(dòng)詞原形+賓語。(did+not=didnt)Hedidntdomorningexercisesyesterday.b.主語+wasn’t/weren’t+表語。(was+not=wasnt,were+not=werent)HewasntanEnglishteachertenyearsago.,2.一般疑問句:a.Did+主語+動(dòng)詞原形+賓語?DidyoustudyEnglishin1990?b.Was/Were+主語+表語?Washeapupilfiveyearsago?,特殊疑問句:a.特殊疑問詞+did+主語+動(dòng)詞原形+賓語?Wheredidyourparentslivefiveyearsago?WhatdidyoudolastSunday?b.特殊疑問詞+were/was+表語?Whowasatthezooyesterday?,- 1.請仔細(xì)閱讀文檔,確保文檔完整性,對于不預(yù)覽、不比對內(nèi)容而直接下載帶來的問題本站不予受理。
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