一般过去时 过去进行时.pptx

Sentences:I am an English teacher now.I was a student in 2010.第1页/共59页一般过去时一般过去时TheSimplePastTense第2页/共59页一般过去时的用法1.1.过去某个时间发生的动作或存在的状态,常和表示过去的时间状语连用;eg.1).I got up at 7:00 yesterday.2).My father was at work yesterday afternoon.第3页/共59页表示过去的时间状语表示过去的时间状语yesterday last nightin 1990 two days ago第4页/共59页1.与与ago 连用：连用：a momenttwo minutesthree hoursfive daysone weeksix monthsfour yearsago用于一般过去时的时间状语用于一般过去时的时间状语第5页/共59页lasttimenightweekmonthtermMondayyesterdaymorningafternooneveningthe day before yesterday前天前天 2.与与last 连用连用3.与与yesterday 连用：连用：第6页/共59页just nowin the old daysin those daysin 1980the other dayat that timeonce upon a time6.其他时间状语：其他时间状语：第7页/共59页一般过去时的用法2 2、表示在过去的一段时间内经常发生的动、表示在过去的一段时间内经常发生的动作或反复的习惯。常和作或反复的习惯。常和often,alwaysoften,always等频等频率副词连用。率副词连用。eg.MyfatherwasalwaysverybusyonMonday.第8页/共59页3.表示已故人所做的事情。表示已故人所做的事情。Comrade Lei Feng did good deeds in his life.雷锋同志做了一生的好事。4.表示过去所发生的一系列的动作。表示过去所发生的一系列的动作。Miss Liu got up at seven oclock this morning,dressed,had breakfast,and went to work.第9页/共59页一般过去时的构成一般过去时的构成I played tennis last weekend.My school trip was great.肯定句肯定句“主语动词过去式其他主语动词过去式其他”“主语waswere其他”。第10页/共59页11第11页/共59页一般过去时的构成一般过去时的构成 肯定句肯定句“主语动词过去式其他主语动词过去式其他”I played tennis last weekend.第12页/共59页1 1、一般词尾加-ed-ed。staystayed help-helpedstaystayed help-helpedask-asked looklooked ask-asked looklooked 2 2、e e结尾的只加-d-d。hopehoped love-lovedhopehoped love-loveddance-danced livelived dance-danced livelived 规则动词过去式的构成第13页/共59页3、辅音字母结尾词，重读闭音节先双写，然后才能加-ed。stopstopped plan(计划)planneddrop-dropped beg-begged4、“辅音字母+y”尾，y改为i,再加-edcarry-carried study-studied 第14页/共59页 巧记不规则动词过去式巧记不规则动词过去式巧记不规则动词过去式巧记不规则动词过去式 1.1.中间去中间去e e，末尾加，末尾加t t 如：如：keepkept keepkept，feelfelt feelfelt，sleepslept sleepslept，sweepsweptsweepswept2.2.结尾结尾d d变变t t 如：如：buildbuilt buildbuilt，lendlentlendlent，sendsent sendsent，spendspentspendspent3.3.遇见遇见i i改为改为a a 如：如：ringrang ringrang，sitsatsitsat，drinkdrank drinkdrank，singsang singsang，swimswamswimswam，beginbeganbeginbegan，givegave givegave第15页/共59页4.4.“骑骑(马马)”“开开(车车)”“写写(字字)”把把i i变变o o如：如：rideroderiderode，drivedrovedrivedrove，writewrotewritewrote5.5.“想想”“买买”“带来带来”“打仗打仗”oughtought换上换上 thinkthought thinkthought，buyboughtbuybought，bringbrought bringbrought，fightfoughtfightfought6.6.“教书教书”“抓住抓住”aughtaught切莫忘切莫忘 如：如：teachtaught teachtaught，cacatchtchcaughtcaught7.ow/aw7.ow/aw改为改为ewew是新时尚是新时尚 如：如：knowknew knowknew，growgrewgrowgrew，throwthrew throwthrew，drawdrewdrawdrew8.8.“放放”“让让”“读读”过去式与原形一样过去式与原形一样 如：如：putput putput，letletletlet，readread/redreadread/red第16页/共59页grow-grewknow-knewthrow-threwblow-blewwrite-wrotedrive-droveride-rodeget-gotforget-forgotlend-lentsend-sentspend-spentsay-said*/sed/pay-paidstand-stoodunderstand-understoodlet-letput-putcut-cutread-read*am,is-wasare-weredo-didgo-wenthave-hadsee-sawcan-couldmay-mightdig-dugeat-atefind-foundmake-madehear-heardrun-rantake-tookhold-heldspeak-spokeleave-leftkeep-keptsleep-sleptsweep-swepttell-toldsell-soldbegin-begansing-sangsit-satswim-swamring-ranggive-gavebring-broughtbuy-boughtthink-thoughtteach-taughtcatch-caughtcome-camebecome-became不规则动词的过去式不规则动词的过去式第17页/共59页一般过去时句式变换第18页/共59页1.肯定句：主语+行为动词过去式be动词过去式(was/were)e.g.Weplayedfootballyesterday.Iwasintheofficelastnight.Hecouldntswim10yearsago.2.否定句didnot/didnt+行为动词原形wasnot/wasnt+其他成分werenot/werent+其他成分eg.Iwasnotintheofficelastnight.IdidntsingasongatKangkangsparty.Ididntplayvideogames.第19页/共59页3.一般疑问句did+主语+行为动词原形was/were+主语+其他成分eg.-Didyougoshoppingyesterday?-Yes,Idid./No,Ididnt.-Wasshe15yearsoldlastyear?4.特殊疑问句特殊疑问词+did+主语+行为动词原形特殊疑问词+was/were+主语+其他成分eg.-Didyougoshoppingyesterday?Whenandwherewereyouborn?第20页/共59页21第21页/共59页22第22页/共59页23第23页/共59页III.句型转换1.They came to China in 1990.(变一般疑问句)2.I was ill for two days last week?(同上)3.The twins go to school on foot every day.(同上)4.She washed the clothes last Sunday.(变否定句)第24页/共59页ExercExercisesises第25页/共59页用括号里动词的适当形式填空。用括号里动词的适当形式填空。1.He _(read)that book last week.2.Last night he _(arrive)just in time for the show.3.Mary _(marry)Thomas yesterday.4.Tom _(show)us where to sit at the meeting yesterday.5.Last summer we _(visit)Uncle Jack.readarrivedmarriedshowedvisited第26页/共59页用括号里动词的适当形式填空。用括号里动词的适当形式填空。6.It _(rain)almost every day last month.7.John _(like)to play piano when he was in secondary school.8.Betty _(work)hard all last year.9.We _(change)the color of our uniforms last Christmas.10.Last year Frances _(buy)her mother a pretty watch for her birthday.rainedlikedworkedchangedbought第27页/共59页I.改错题How is Jane yesterday?_He gets to school at six yesterday._He often goes home at 6:00 last month._I can fly kites seven years ago._Did you saw him just now._He wait for you three hours ago._ Who find it just now?_ wasgotwentcouldseewaitedfound第28页/共59页根据要求改写下列句子。1.They had a meeting yesterday.(改为一般疑问句)2.Mrs Black does some cleaning every Sunday.(改为一般疑问句)3.Im going to turn on the radio.(改为否定句)4.There were no classes last Saturday afternoon.(改为反意疑问句)Didtheyhaveameetingyesterday?DoesMrsBlackdosomecleaningeverySunday?Imnotgoingtoturnontheradio.TherewerenoclasseslastSaturdayafternoon,werethere?第29页/共59页根据要求改写下列句子。5.Those students did their best.(改为否定句)6.It was November 10th the day before yesterday.（向划线部分提问）7.My brother went to Shanghai three days ago.（向划线部分提问）8.They are going to visit the Summer Palace.（向划线部分提问）Thosestudentsdidntdotheirbest.Whatwasthedatethedaybeforeyesterday?WhendidyourbrothergotoShanghai?Whataretheygoingtodo?第30页/共59页The Past Continuous Tense(过去进行时)第31页/共59页What were you doing at 7 oclock last night?I was doing some housework.I was having dinner.第32页/共59页What were you doing between 7 oclock and 9 oclock yesterday?I was doing my homework.I was watching TV.第33页/共59页What was your father doing when youcame back home yesterday?He was cooking.What was your brother doing whenyou saw him half an hour ago?He was playing computer games.第34页/共59页What were they doing at that time last week?They were shopping.How about them?They were having a picnic.第35页/共59页在过去某一时间内正在进行的动作。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或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。某段时间内一直进行的动作。I was doing some housework at 7 oclock last night?第36页/共59页基本结构:was/wasntwere/werentdoing+Sb+(现在分词现在分词)过去进行时的标志词过去进行时的标志词:at 8 oclock last night,at this time yesterday，at that time,when I arrived,when my mother came in等。第37页/共59页(3)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go-going。2)以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-coming make-making write-writing第38页/共59页3)以重读闭音节结尾的动词以重读闭音节结尾的动词,如果末尾以一个辅音字母结尾如果末尾以一个辅音字母结尾,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-getting swim-swimming show-showing第39页/共59页4)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ing。diedying lielying第40页/共59页6)以元音字母加e结尾,或以e结尾,且e发音的动词,直接加-ing。see-seeingbe-being(4)使用进行时态的注意事项1)一些动词,如see、hear、love、like、know、remember;understand、have等表示感情、知觉和状态的词,一般不用于进行时态。第41页/共59页过去进行时和When连用Awas/were+doingsthWhenB+didsth.长时动作短时动作第42页/共59页What were they drawing when the teacher came in?Mary Jim Li Lei Lily Lucy Sue第43页/共59页-What was Lilei drawing when the teacher came in?-He was drawing an elephant.-What were the twins drawing when the teacher came in?-They were drawing a car.第44页/共59页Whatwas/weresbdoingWhatwas/weresbdoingWhenthealarmwentoff(thealarmwentoff(响起）响起）?SandySandyTwinTwinbrothersbrothersTomTomfatherfathermothermotherdog第45页/共59页过去进行时和while连用Awas/were+doingsthWhileB+was/were+doingsth长时动作长时动作第46页/共59页WhileWhatweretheydoingyesterdayafternoon?Hewasplayingbasketballwhileshewassleeping.第47页/共59页at9p.m.yesterdayArabbitwas.Whileapigwas.第48页/共59页总结：总结：主句主句 when 从句从句 主句主句 while 从句从句1.昨天晚上昨天晚上8点你在干什么？我在打扫点你在干什么？我在打扫房间。房间。（过进）（过）（过进）（过进）What were you doing at 8:00 last night?I was cleaning my room.第49页/共59页was/were+doing 过去进行时我到家的时候他正在做晚饭.He _ supper when I got home.昨天上午9:00你们正在踢足球吗?_ you _ soccer at 9:00 yesterday morning?他们吃早饭的时候,李明正在电话上聊天.While they were having breakfast,Li Ming _on the phone.was cookingWereplayingwas talking第50页/共59页 4.The children _ (play)football at four yesterday afternoon.5.The baby _(sleep)when the mother came back.was sleepingwere playing2.Sentence completing.1.The pianist _ (在弹钢琴）at this time yesterday.was playing the piano第51页/共59页 2.They _(在买衣服）when the UFO arrived.4.What _ you_ when you _ the alarm?(当听到警报的时候,你在干什么?)were buying clothesweredoingheard第52页/共59页1.Theboywaswalkingdownthestreet_aUFOlanded.2.Thegirlwasshopping_shesawthealiengetout.3._thealienwasbuyingasouvenir,thegirlcalledthepolice.4._thealienwasvisitingthemuseum,theboycalledtheTVstation.whenwhenWhileWhileComplete with“when”and“while”Complete with“when”and“while”第53页/共59页ExercisesChoose“when”or“while”tofillintheblanks.1_Tomwaseatingsupper,itbegantorainoutside.2Dontuseyourcellphone_youaredrivingacar.3Whatwereyoudoing_Mr.Zhoucamein?4Jimisgoodatmath_MaryisgoodatEnglish.5WewerewatchingTV_theelectricitywasoff.WhileWhileWhileWhenWhen第54页/共59页2.昨天晚上我在写作业时，妈妈回来了。WhileIwasdoingmyhomeworklastnight,mymomcameback.3.昨天我到家的时候,他正在看电视.HewaswatchingTVwhenIgothomeyesterday.4.昨天我在家里看书时，天下雪了.WhileIwasreadingathomeyesterday,itsnowed.5.飞机到达威海的时候,天正在下雨。WhentheplanearrivedinWeihai,itwasraining.6.上周日我在看电视时，你打来电话。WhileIwaswatchingTVlastSunday,youcalledmeup.第55页/共59页4.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，而一般过去时则表示一个完整的动作。）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。如：如：They were writing letters to their friends last night.昨晚他们在写信给他们的朋友。（没有说明信是否昨晚他们在写信给他们的朋友。（没有说明信是否写完）写完）They wrote letters to their friends last night.他们昨晚写了信给他们的朋友。（表达了他们已写他们昨晚写了信给他们的朋友。（表达了他们已写好的意思，整个写的过程已完成。）好的意思，整个写的过程已完成。）第56页/共59页4.过去进行时和一般过去时的区别2）当动作延续较长时间时或表示厌烦、赞美等感情色彩时，常用过去进行时表示。如：Hewasthinkingmoreofothersthanofhimself.他考虑别人的比考虑自己的多。（表示说话者赞扬的口气）Theboywasalwaysmakingtroublethen.那时，他总是惹麻烦。（表示说话者厌烦的口气）第57页/共59页1.Makesentenceswith“when”and“while”2.RecitetheParagraph1and2第58页/共59页感谢您的观看！第59页/共59页