仁爱九年级-Review--Of--Tenses(共42张PPT)

时态的种类：初中常见的8种时态一般现在时一般过去时现在进行时过去进行时现在完成时一般将来时过去完成时现在完成进行时LilyLucyWhatafinedaytoday!Look....现在进行时:PresentProgressive概念:表示现在正在发生的动作结构:be(is,am,are)+doing标志语：atthemoment,thesedays,rightnow,Look!Listen!now动词-ing形式的构成：writingtakinggettingrunningswimminggoinggoaskwritetakegetrunswimasking1.Thetwins___________(wash)theclothesnow.2.Look!He________(play)basketballoverthere.3.Listen!______Sally_______(sing)?arewashingisplayingIssingingHowoftendoyou…?(onceaweek,twice…,never)Ihaveafriend.His/Hernameis….He/Sheplays….一般现在时:PresentSimple概念:表示习惯、经常性的动作结构:do、does标志语：usually、often、never、sometimes、onceaweek、twiceamonth、everyyear1、大多数动词在词尾加“S”在清辅音后发音为[s]，在浊辅音及元音后发音为[z]。如：①stop－stops[s];make－makes[s]②read－reads[z];play－plays[z]2、以辅音字母加“y”结尾的，要先将“y”变为“i”，然后在加“es”读[iz]如：fly－flies[z]；carry－carries[z]study－studies[z];worry－worries3、以“s,x,ch,sh”结尾的，在词尾加“es”，发音为[iz]如：teach－teaches[iz];watch－watches[iz]4、以“o”结尾的动词，加“es”，读[z]如：go－goes[z]do－does[z]第三人称单数变化规则1.Thetwins___________(wash)theclotheseveryday.2.Sometimeshe________(play)basketballoverthere.3.Howoften____Sally______(sing)?washplaysdoessing我一到达那儿，就会给你写信。——————————————————————一般现在时的注意点:1、表客观事实或普遍真理Theearth_____(go)roundthesun.2、在when,assoonas,until,after,before等到引导的时间状语从句和if引导的条件状语从句中,用一般现在时表示将来.Ifitdoesn’traintomorrow,we’llgoonapicnic.goes如果明天不下雨，我们将去野营。———————————————————I’llwritetoyouassoonasIgetthere.--WhatdidyoudolastSundaymorning?--Iwentto….LastSundaymorning,myfriend….Intheafternoon,he/she….Andatnight,he/she…一般过去时:PastSimple概念:表示过去发生的动作结构:did标志语：yesterday、...ago、justnow,inthepast,in1992、lastweek/month…动词-ed形式的构成：wantanswermovediecarrycrystopplanwantedmoveddiedcarriedcriedstoppedplannedansweredgotdranktookwentswamatecutwerehaddidcamesaidsawput1.Thetwins___________(wash)theclothesyesterday.2.Thedaybeforeyesterdayhe________(play)basketballoverthere.3._____Sally______(sing)twohoursago?washedplayedDidsing一般过去时的注意点:1、当没有明显的时间状语时,描述几个相继发生过的动作Ialwaysgotuptoolate,washedmyface,hadaquickbreakfastandhurriedtoschool.2、since从句中常用一般过去时Youhaven’tchangedmuchsincewelast______(meet).met--Haveyoupacked…yet?--Yes,Ihavepacked….No,Ihaven’t…现在完成时:PresentPerfect概念:表示已经发生的动作结构:has/have+done标志语：already、yet、ever、before,just,never、since…、for…、sofar,inthepast/lastfiveyears,recentlygotgottenwentgoneateeatencutcutwerebeendiddonesaidsaidtooktakenswamswumdrankdrunkputputhadhadcamecomesawseen1.Thetwins___________(wash)theclothesforanhour.2.He________(play)basketballsincethreeyearsago.3.Howlong_____Sally______(sing)yet?havewashedhasplayedhassung现在完成时的注意点:1.havebeento,havebeenin和havegoneto的区别2.短暂性动词和持续性动词1).Tom____never____toAmerica2).----IsTinaathome?----Sorry,she________Shanxi,andshe________Shanxiforthreedays.•短暂性动词指的是短时间内完成的动词，要转化为延续性动词可以首先找到与短暂性动词对应的可持续一段时间的动词，如：短暂性动词borrow（借）转化为keep（借/保留很长时间）；可以把短暂性的动词转化为be加介词或是形容词或是副词短语，转化为状态，表示对应的意思。如：短暂性动词jointhearmy（参军）转化为beinthearmy（在军队里）。•die→bedead；leave→beaway(from)；finish/end→beover；begin/start→beon；open→beopen；close→beclosed；comehere→behere；comeback→beback；marry→bemarried；fallasleep/gettosleep→beasleep；return→beback；getup→beup；puton→wear；become→be；catchacold→haveacold。译下列句子：３、这本书他买了一年了4、这本书他借了三天了。5、我们离开广州六年了。Hehasboughtthisbookforayear.Hehashadthisbookforayear.Hehasborrowedthepenforthreedays.Hehaskeptthebookfor3days.WehaveleftGuangzhoufor6years.WehavebeenawayfromGuangzhoufor6years.×××短暂性动词不能跟表示一段时间的状语连用,必须转变成持续性动词ExercisehadhadShetoldmethatshe__________(have)thisbikeforthreeyears.过去完成时:PastPerfect概念:表示过去的过去已经发生的动作结构:haddone标志语：bythetime,或主句为一般过去时的宾语从句中过去完成时的注意点:用于宾词从句中，当主句的谓语动词是一般过去时时,一定要注意宾语从句中的时态变化。Hesaidthathe_________thefilmmanytimes.hadseen---Whydidn’tyoucomeandopenthedoorforme,dear?---Sorry,Jack.I______inthekitchenanddidn’thearyou.A.wascookingB.amcookingC.wavecookedD.willcookExercise过去进行时:PastProgressive概念:表示过去正在发生的动作结构:be(was，were)+doing标志语：at8:00yesterday、atthatmoment,then,atthattimewhen、while、…过去进行时的注意点:在when,while引导的时间状语从句中,表示主从句中两个动作同时发生时,用过去进行时表示.Whenmyfathergothome,I_____alettertomyfriend.(2008宁波中考)A.writeB.amwritingC.wroteD.waswriting较长的动作ExercisewillbeTheradiosaysthatit__________(be)sunnytomorrow.一般将来时:FutureSimple概念:表示将要发生的动作结构:willdo、shalldo、be(is、am、are)goingtodo标志语：tomorrow、in..、next…,soon,later,Lookatthedarkclouds,it_________rain.Tomorrow_______beasunnyday.一般将来时的注意点:willisgoingto过去将来时:PastFutureSimple概念:表示过去将要发生的动作结构:woulddobe(was、were)goingtodo标志语：常用于主句是一般过去时的宾语从句中Exercise1.Thevolleyballmatchwillbeputoffifit.A.willrainB.rainsC.rainedD.israining2.---Doyouwanttoseethefilm“HarryPotter”?---Thefilm“HarryPotterⅡ”?I_____it.It’sverywonderful.(2008黄岗中考)A.seeB.haveseenC.wasseeingD.hasseen3.Theboy______________(notswim)intheriveryet.hasn’tswum5.---WhereisLiuMei?---She___________(go)home.4.---Whereisyourfather?---He___________(watch)TVintheroom.7.Heaskedwhattimethey___________(do)ateightlastnight.weredoing8.Iknowthathe_________(join)thearmyin1985.joined6.Wedon’tknowifit___________(rain)tomorrow.Ifit________(rain)tomorrow,we’llnotgoforapicnic.iswatchingwillrainrainshasgone9.He’snothungry.He_____just________(have)lunch.11.---______theBlacks__________(visit