Unit1PastandpresentGrammar课件译林版八年级英语下册

Unit1PastandpresentGrammar译林（2024版）八年级下Learningobjectives1LeadinPresentation3PracticeProduction5SummaryAssessment7Homework2468Bytheendofthelesson,Iwillbeableto...123learnpresentperfectaffirmative,negative,questionsandanswers;understandpastparticipleformationforregular/irregularverbs;usepresentperfecttowritesentences/dialoguesaboutexperiencesandchanges.00LearningobjectivesMilliejustgotsomenewsaboutShenzhenfromheruncle.20261980Shenzhenwas

_______manyyearsago.Shenzhenhasbecome_________

__________over46years.WhatwasShenzhenlikemanyyearsago?HowhasShenzhenchangedovermanyyearsyears?smallbigandmodern20261980He__________college.He_________inShenzhensincehe_________college.”WhatdidMillie’suncledoaftercollege?HowlonghashelivedinShenzhen?finishedhaslivedfinishedThetransportwas______before.Thetransport_______________alotnow.badhasimproved20261980Whatwasthetransportlikebefore?Whatwasthetransportlikebefore?Leadin01Readandthink.What’sspecialaboutthesesentences?Shenzhenhasbecome_________

__________over46years.bigandmodernHe_________inShenzhensincehe_________college.”haslivedfinishedThetransport_______________alotnow.hasimprovedReadtheconversationbelowandpayattentiontotheuseofthepresentperfecttense.Presentation02Readandfind.Millie:I’vejustfoundoutmanythingsaboutShenzhenfrommyuncle.He’s

livedtheresincehefinishedcollege.Sandy:Really?Whatdidhetellyou?Millie:HesaidtherearealotmorejobsnowinShenzhen,andthelivingconditionsaremuchbetter.Sandy:That’snice.Didhetellyouanythingelse?Millie:Yes.Transporthasalsoimprovedalot.Peoplecangetaroundeasilythankstoexcellentpublictransport.Sandy:Wow.IhopeonedayIcanvisitShenzhen.HaveyoubeentoShenzhenbefore?Millie:No,I’venevervisitedShenzhen,butIplantodosothissummerholiday.Youcanjoinme!Sandy:Greatidea!Q:Whattenseisusedinthesesentences?Readandthink.过去现在20261980某个动作到目前为止已经发生了多少次一个过去发生、且与现在有联系的动作过去开始、持续到现在的动作Presentation02Q:Whattenseisusedinthesesentences?PresentperfecttenseHe’slivedtheresincehefinishedcollege.自大学毕业以来，他就一直住在那里。Weusethepresentperfecttensetotalkabout:①anactionthatstartedinthepastandcontinuestothepresent;（从过去持续到现在的动作或状态）;presentpasthaslivedtherefinishedcollegeWhentousethepresentperfecttense:

Presentation02Readandlearn.Whentousethepresentperfecttense:

Presentation02Readandlearn.Transporthasalsoimprovedalot.交通也有了很大的改善。（言下之意：人们出行从而变得方便。）presentpastpeoplecangetaroundthecityeasilyTransportimproved②

anactionthathappenedinthepastandhasaconnectionwiththe______________(past,present);（动作发生在过去但对现在有一定的影响）;present

Whentousethepresentperfecttense:

Presentation02Readandlearn.IhavebeentoBeijingmanytimes.我去过北京好多次了。pastpresent③

howmanytimesanactionhashappenedupto______________(thepresent,somepointinthefuture).（表示某个动作从过去到现在发生的次数）thepresent

Presentation02Readandlearn.He’slivedtheresincehefinishedcollege.

HehaslivedinShenzhensincehefinishedcollege.

（“住”这个动作从大学毕业时开始，一直持续到现在）

Shenzhenhasbecomebigandmodernover46years.（深圳的变化是过去46年的动作，带来了现在“又大又现代化”的结果）I’vejustfoundoutmanythingsaboutShenzhenfrommyuncle.（“了解到信息”是刚发生的过去动作，现在已经掌握了这些情况）Transporthasalsoimprovedalot.（交通改善是过去的动作，现在的结果是出行更便利）HaveyoubeentoShenzhenbefore?No,I’venevervisitedShenzhen.（询问/说明“到目前为止去过深圳的次数”，这里次数是0次）

IhavebeentoBeijingmanytimes.我去过北京好多次了。

个过去开始、持续到现在的动作一个过去发生、且与现在有联系的动作某个动作到目前为止已经发生了多少次Presentperfecttense现在完成时_________+______have/hasdoneWeusethepresentperfecttensetotalkabout:anactionthatstartedinthepastandcontinuestothepresent.anactionthathappenedinthepastandhasaconnectionwiththe________(past,present).howmanytimesanactionhashappenedtill______(now,sometimeinthefuture).presentPresentation02Workouttherules.nowWorkouttherules.Presentperfecttense现在完成时_________+______have/hasdone主语助动词否定词例句I/You/We/TheyhavenotarrivedinShenzhen.He/She/Ithasnothave/has+not+donePresentation02Workouttherules.Wemakepositivestatementsusingthepresentperfecttenselikethis:主语助动词例句I/You/We/TheyhavearrivedinShenzhen.He/She/Ithashave/has+doneWemakenegativestatementsusingthepresentperfecttenselikethis:Yes,subject+have/has.No,subject+haven’t/hasn’t.Presentation02Workouttherules.助动词主语例句HaveI/you/we/theyarrivedinShenzhen?Hashe/she/itHave/Has+subject+done...?肯定回答开头主语助动词Yes,I/you/we/theyhave.he/she/ithas.否定回答开头主语助动词No,I/you/we/theyhaven’t.he/she/ithasn’t.Presentation02Workouttherules.Presentperfecttense现在完成时_________+______have/hasdoneRulesofformingthepastparticiplesofregularverbsMostverbs（大多数动词）finish→finishedVerbsendingin-e（以-e结尾的动词）change→changedVerbsendinginaconsonant+y（以辅音字母+y结尾的动词）carry→carriedShortverbsendinginavowel+aconsonant（以元音+辅音结尾的重读闭音节动词）stop→stopped+ed+d-y+ieddoubletheconsonant+ed（双写辅音字母+ed）RulesofformingthepastparticiplesofirregularverbsPresentation02Workouttherules.come→come；hurt→hurthold→held；win→wonlend→lent；build→builtcatch→caught；keep→kept；tell→told

forget→forgotten；be→been；have→had；fall→fallen；fly→flown；draw→drawn；see→seenNochange（无变化）Changethevowel（改变元音）Changetheconsonant（改变辅音）Changethevowel(s)andtheconsonant(s)（同时改变元音和辅音）Others（其他）MillieiswritingnotesaboutthechangesinSunshineTown.TherearemanychangesinSunshineTown...Read

and

complete.ACompletehernoteswiththecorrectformsoftheverbsinbrackets.haschangedhasturnedhasimprovedhavemovedbuilthaven’tvisitedPresentation02

SimplepasttensePresentperfecttense构成时间状语语义侧重点didhave/has+doneyesterday,in1980,lastweek,…ago,justnow,theotherday等for,since,ever,never,just,yet,recently,before,次数,inthepastyears,overtheyears,sofar等表示过去某时发生的动作或存在的状态。“重在过去”持续到现在的动作或状态；强调过去事情对现在的影响;到目前为止动作发生的次数。

“旨在当前”Q:What’sthedifferencebetweenpresentperfecttenseandsimplepasttense?Read

and

think.Presentation02Millieiswritingaboutherfamilylife.Therearemanychangesinmyhome...Completehersentenceswiththecorrectformsoftheverbsinthebox.BPractice03Completethearticle.buy

visit

find

leave

go

return

workfoundhasworkedleftwenthasreturnedboughthavevisited指代前文提到的某个过去时间点之后，动作从该时间点开始持续或重复到现在。MillieiswatchingareporterinterviewingaforeignerwhohaslivedinShenzhenforafewyears.Reporter:HelloAndrew.You⁽¹⁾__________(live)inShenzhenfortenyears.Doyoulikelivinghere?Andrew:Yes,verymuch.I⁽²⁾__________(be)tomanycitiesaroundtheworld,butShenzhenismyfavourite.YoucouldsayI⁽³⁾__________(fall)inlovewithShenzhen—itfeelslikehome.Reporter:Infact,there⁽⁴⁾__________(be)lotsofchangesinthepastfewyears.⁽⁵⁾__________you__________(notice)anyofthesewhileyou’vebeenhere?Andrew:Well,transporthaschangedalot.There⁽⁶⁾______(be)moreundergroundlinesnow.Itaketheundergroundmostdays.It’sveryeasytogetaroundthecity.Reporter:Yes,itis.Thankyouforspeakingtome.I⁽⁷⁾______(enjoy)hearingyourthoughtsaboutourcity.Readtheinterviewscriptandfillintheblankswiththecorrectformsoftheverbsinbrackets.CPractice03Readandfill.havelivedhavebeenhavefallenhavebeenHavenoticedReporter:HelloAndrew.You⁽¹⁾______(live)inShenzhenfortenyears.Doyoulikelivinghere?Andrew:Yes,verymuch.I⁽²⁾______(be)tomanycitiesaroundtheworld,butShenzhenismyfavourite.YoucouldsayI⁽³⁾______(fall)inlovewithShenzhen—itfeelslikehome.Reporter:Infact,there⁽⁴⁾______(be)lotsofchangesinthepastfewyears.⁽⁵⁾______you______(notice)anyofthesewhileyou’vebeenhere?Andrew:Well,transporthaschangedalot.There⁽⁶⁾___________(be)moreundergroundlinesnow.Itaketheundergroundmostdays.It’sveryeasytogetaroundthecity.Reporter:Yes,itis.Thankyouforspeakingtome.I⁽⁷⁾________________(enjoy)hearingyourthoughtsaboutourcity.Readtheinterviewscriptandfillintheblankswiththecorrectformsoftheverbsinbrackets.CPractice03Readandfill.arehaveenjoyedProduction04SentenceStructure

Iwasbornin...We...therewhenIwasyoung.Myhometownhaschangedalotsofar.Therehavebeen...newbuildings/roads/parkssince...Peoplehavealreadystartedto...Ihavelivedherefor...yearsandIhaveseen...WordsBank

交通：undergroundlines,sharedbikes,widerroads环境：parks,greenspaces,cleanerrivers建筑：shoppingmalls,high-risebuildings,newschools生活：supermarkets,coffeeshops,onlineshopping动作与感受：developrapidly,improvegreatly,becomemoreconvenient,feelproudofTalkwithyourpartner.D

Talkwithyourpartneraboutthechangesinyourhometown,usingthepresentperfecttense.Production04Talkwithyourpartner.D

Talkwithyourpartneraboutthechangesinyourhometown,usingthepresentperfecttense.IwasborninasmalltowninGuangdong.WewalkedorrodebikestoschoolwhenIwasyoung.Myhometownhaschangedalotsofar.Therehavebeenthreenewshoppingmallsbuiltinthepast5years.Peoplehavealreadystartedtousesharedbikesforshorttrips.Ihavelivedherefor15yearsandIhaveseenitgrowintoamoderntown.Ihavenoticedthattheairhasbecomefreshersincemoreparkswerebuilt.Showtime

一、根据句意及所给的汉语提示或首字母写出单词。1.R_________.Ilearnedtocookasimplemeal,soIcanhelpmyparentswithdinnerathomenow.2.I’ve_________(已经)seenthatfilm,soI’dratherseeanotherone.3.It’ssolate,butmyparentshaven’tcomeback_________([尚],还).4.Becareful.Thesecamerasarethose_________(记者).5.Goodpublict_________helpsstudentsgettoschoolsafelyandontimeeverymorning.6.Withpeoplecheering,Markwasthefirstonetocrossthefinishingl_________.Summary05Thegrammarwehavelearnedecentlyalreadyyetreporters’ransportine

二、用括号内所给单词的适当形式填空。1.___________(live)therefor50,sowewenttointerviewhim.2.TheUSgovernmenthas________(recent)raisedtariffsonChina.3.—HaveyoueverbeentoBeijing?—Yes.Infact,I________(study)thereforthreeyears,butnowIworkinJiangyin.4.Thepricesofhousesinyourneighbourhood____________(rise)alotsincetheybelongedtooneofthebestschooldistricts.Summary05Thegrammarwehavelearnedhavelivedrecentlystudiedhaverisen

二、用括号内所给单词的适当形式填空。5.—I’mafraidtheticketstotheconcerthavebeensoldout.—Don’tworry.I______________(buy)twoticketsonlinealready.6.Chinesepeople______________(follow)Confucianismformorethan2,000years.7.Inmyjobasa______________(report),Ihavespentthepastfiveyearstakingdifferentphotos.Summary05Thegrammarwehavelearnedhaveboughthavefollowedreporter

三、句型转换They’vealreadyreadthebook.________________________________________________(改为否定句)________________________________________________(改为一般疑问句)________________________________________________(肯定和否定回答)Theyhav