外研版八年级英语上册-时态专项复习--课件(共26张PPT)

一、一般现在时的用法1)经常性或习惯性的动作，常与表示频度的时间状语连用。时间状语：always,often,usually,sometimes,everyday,nowandthen,fromtimetotime…2)客观真理，客观存在，科学事实。Classbeginsat7:35everymorning.Hecyclestoworkeveryday.Theearthmovesaroundthesun.Lighttravelsfasterthansound.Waterboilsat100centigradedegrees.3)表示格言或警句中。Pridegoesbeforeafall.骄者必败。Theteachertoldusthattheearthmovesaroundthesun.注意：此用法如果出现在宾语从句中，即使主句是过去时，从句谓语也要用一般现在时。Knowledgebeginswithpractice.1）下列动词：come,go,arrive,leave,start,begin,return的一般现在时表将来。这主要用来表示在时间上已确定或安排好的事情。比如说,上课,飞机起飞,火车离站等.2）倒装句，表示动作正在进行，如：Thetrainleavesatsixtomorrowmorning.Whendoesthebusstart?Itstartsintenminutes.Herecomesthebus.=Thebusiscoming.Theregoesthebell.=Thebellisringing.知识扩展：一般现在时表将来3）在时间或条件句中。(主句将来时,从句现在时)Wewillgooutforapicniciftheweatherisfine.IwillwritetoyouassoonasIarrivethere.现在进行时1.现在进行时表示现在正在进行的动作.1)由be(isamare)+Ving构成.2)常与now,atthemoment,atpresent,thesedays,Look,Listen,Don’ttalk,It’s….o’clock等时间的词连用,e.g.A:Whatareyoudoing?B:Iamworkingatmynewproject.Theyarereadingmagazinesinthelibraryatthemoment.Itisrainingcatsanddogsnow.2.表示“感觉,愿望和状态”的静态动词，其本身有延续意义，一般不用进行时:•have,be,here,see,like,agree,believe,hear,belong,depend,fear,feel,find,forget,hate,hope,imagine,know,look,love,mean,mind,notice,own,regret,smell,seem,sound,taste,remember,realize,suggest,understand,…不用进行时3.表示感情色彩（赞赏、厌恶等）：Sheisalwayschanginghermind.1)她总是帮助别人。2)他总是犯相同的错误。3)她不断地抱怨一切。1)Sheisalwayshelpingothers.2)Heisalwaysmakingthesamemistake.3)Sheisalwayscomplainingabouteverything.1.You_____thingsabout.Look,whatamessinyouroom!A.alwaysthrowB.havealwaysthrownC.arealwaysthrowingD.havealwaysbeenthrown2.You______television.Whynotdosomethingmoreactive?A.alwayswatchB.arealwayswatchingC.havealwayswatchedD.havealwaysbeenwatching用现在进行时表示将来下列动词come,go,arrive,leave,start,begin,return等现在进行时可以表示将来。例如：I'mleavingtomorrow.明天我要走了。Areyoustayingheretillnextweek?你会在这儿呆到下周吗？知识扩展：不用进行时的动词1)事实状态的动词。如：have,belong,possess,cost,owe,exist,include,contain,matter,weigh,measure,continueIhavetwobrothers.Thishousebelongstomysister.2)系动词。如：seem,remain,lie,see,hear,smell,feel,taste……Youseemalittletired.Theflowerssmellsweet.3)心理状态的动词。如：know,realize,think,see,believe,suppose,imagine,agree,recognize,remember,want,need,forget,prefer,mean,understand,love,hateIneedyourhelp.Helovesherverymuch.4)瞬间动词。如：accept,receive,complete,finish,give,allow,decide,refuse.Iacceptyouradvice.I：Goodmorningandwelcometotheshow.ThismorningIhaveWangShuhereinthestudio.She’sgoingtotellusaboutherplanforthefuture.Goodmorning,WangShu.WS:Goodmorning.I：WangShu,tellusaboutyourplan,please.WS:I’mgoingtoworkasavolunteerteacherinasmallcountrytowninInnerMongolia.I：Really?Youmustbeexcited!WS:Ohyes,I’mreallyexcitedaboutit.I：Whatareyougoingtodothereasateacher?WS:I’mgoingtoteachmiddleschoolstudents.I：Andwhenareyouleaving?WS:Thetrainleavesat9tomorrowmorning.So’mgettingupearlyatabout6togeteverythingready.ThenewschooltermbeginsthedayafterIarriveIcan’twaittomeetthestudentsthere….I’mgoingtoworkasavolunteerteacherWhatareyougoingtodothereasateacher?I’mgoingtoteachmiddleschoolstudents.Andwhenareyouleaving?tomorrowmorning.thedayafterIarrive.SoI’mgettingup①She’sgoingtotellusaboutherplanforthefuture.②I’mgoingtoworkasavolunteerteacherinasmallcountrytowninInnerMongolia.③Whatareyougoingtodothereasateacher?④I’mgoingtoteachmiddleschoolstudents.⑤Andwhenareyouleaving?⑥Thetrainleavesat9tomorrowmorning.⑦SoI’mgettingupearlyatabout6togeteverythingready.⑧ThenewschooltermbeginsthedayafterIarrive.①-④⑤⑦⑥⑧’sgoingtotell’mgoingtoworkaregoingtodo’mgoingtoteachareleaving‘mgettingupbeginsleavesTalkingaboutfutureinformationdo/doesbegoingtodobedoingIntentions(意图，打算)personalarrangements(个人具体安排)scheduled(排定的)events一般将来时1.一般将来时表示计划、打算、企图做某事或来注定要发生的事情。2.表示将来时的四种形式①will/shall+动词原形②begoingtodo③beabouttodo(正要干什么)④betodo一般将来时1)shall用于第一人称，常被will所代替。will在陈述句中用于各人称，在征求意见时常用于第二人称。2)begoingto+不定式，表示将来。a.主语的意图，即将做某事或打算做某事。b.计划，安排要发生的事。C.有迹象要发生的事Lookatthedarkclouds;thereisgoingtobeastorm.Whatareyougoingtodotomorrow?Theplayisgoingtobeproducednextmonth.Iwillhaveabirthdaypartynextweek.Whatarethepeopleinthepicturesgoingtodo?Writesentences.(P13)Heisgoingtoplaytheguitar.Heisgoingtochangethetyre.Sheisgoingtodance.Theyaregoingtohaveaparty.3)be+不定式表将来，按计划或正式安排将发生的事。WearetodiscussthereportnextSaturday.4)beaboutto+不定式，意为马上做某事。HeisabouttoleaveforBeijing.注意：beaboutto不能与tomorrow,nextweek等表示明确将来时的时间状语连用。ThesportsmeetistotakeplaceonSundaymorning.一般现在时&现在进行时的综合训练:David___(be)aSenior1student.Heoften_______(get)upearlyinthemorning.He______(enjoy)learningEnglishbecausehe_____(think)English____(be)interestinganduseful.Hisclassmatesusually_____(ask)himtohelpthem.He____________(study)Englishwiththemunderabigtreeatthemoment.Mike_________(read)anEnglishnewspaper.LucyandKate__________(listen)tothelatestnewsontheradio.They__________(have)agoodtime.isarehavingarelisteningisreadingisstudyingaskisthinksenjoysgetsRevisionofPresentContinuous:NowI_____________(look)outofmywindow.Icanseesomechildrenontheplayground.They__________(play)football.Theyalways________(play)footballthere.Look!Alittleboy_________(kick)theball.An