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在英语中，不同时间发生的动作或存在的状态要用不同的动词形式来表现。每种时态的概念、信息词、结构、句式变化、以及某些时态间的相互区别重点掌握时态Tense时态现在进行时：一般现在时：一般过去时：现在正在进行的动作经常或习惯性的动作或存在的状态。过去某个时间或时间段发生的动作或存在的状态。(ThePresentContinuousTense)(TheSimplePresentTense)(TheSimplePastTense)各时态常用的信息词现在进行时：一般现在时:一般过去时:now,Look!Listen!atthistimeWhereis…?Don’ttalk!It’s8:00am.always,usually,often,sometimes,seldom,never,everyday,every…,threetimesadaylastnight,last…,twodaysago,…ago,in1999,in+过去的年份,justnow=amomentago,yesterday,yesterdaymorning改一般疑问句的方法：改否定句的方法：①首先看有无be动词，如果有，将be提到句首并大写，句末打问号.②如果没有be动词，看原句的动词形式来决定借用助动词do/does/did,并且行为动词要还原。V-原形V-s/esV-ed(过去式)+动词原形…?以此类推①首先看有无be动词，如果有，在be动词后面加not.②如果没有be动词，看原句的动词形式来决定借用助动词do/does/did,并在后面加not,并且行为动词要还原。主语+don’t/doesn’t/didn’t+动词原形Do…Does…Did…现在分词的构成：动词第三人称单数的构成：过去式的构成：①直接加-ing.②重读辅元辅，双写尾字母加-ing.③以e结尾去e加-ing.①直接加-s.②以s,x,ch,sh,o结尾加-es.③以“辅音+y“结尾变y为i再加-es.①直接加-ed.②以e结尾只加d.③重读辅元辅，双写尾字母再加-ed.④以“辅音+y”结尾变y为i再加-ed.对比时态动词形式否定句一般问句现在进行时一般现在时一般过去时表格对比学习be+v-ing(现在分词）在be后加上notBe提到句首V-原形V-三人单在行为v.前借用do,does后加not，行为动词还原Do,Does提到句首，行为动词还原V-ed(过去式）在行为v.前借用did后加not，行为动词还原Did提到句首，行为动词还原判断时态形式：1.Healwayslikesplayingthepiano.()2.WearehavinganEnglishclassesnow.()3.Theyoftengohomelate.()4.Lucydancedthediscoatthepartylastnight.()5.IlikedgotothezoowhenIwasyoung.()6.Myteacherisfriendlytous.()7.Look!Theyareplayingfootball.()8.Shewasbornin1990.()9.Ilostmuchmoneylastnight.（）A.现在进行时B.一般现在时C.一般过去时ABCABBCCChave-look-begin-use-shop-get-dance-study-现在分词第三人称单数过去式study-finish-have-go-do-play-watch-give-need-stop-hope-play-try-plan-visit-like-havinglookingbeginningusingshoppinggettingdancingstudyingstudiesfinisheshasgoesdoesplayswatchesgivesneededstoppedhopedplayedtriedplannedvisitedliked1.Heisateacher.2.KangkangcomesfromChina.3.Iusuallytakethebustowork.4.Theyarehavingclasses.5.Janeplayedtheguitarlastnight.先（一般疑问句）再（否定句）Isheateacher?Heisn’tateacher.DoesKangkangcomefromChina?Kangkangdoesn’tcomefromChina.Doyouusuallytakethebustowork?Idon’tusuallytakethebustowork.Aretheyhavingclasses?Theyaren’thavingclasses.DidJaneplaytheguitarlastnight?Janedidn’tplaytheguitarlastnight.句型变化操练用所给动词的适当形式填空。1.Listen!Mary_________(sing)now.2.Ayoungman__________(run)ontheplaygroundnow.3.Mymother_________(watch)TVplayeveryday.4.OldBush________(visit)Chinaagainlastmonth.5.I______(play)sportsthreetimesaday.6.Look!LucyandLily__________(read)books.7.There_______(is)afootballmatchyesterdayafternoon.8.Ourclass______(go)tothezoothreedaysago.issingingisrunningwatchesvisitedplayarereadingwaswent判断下列信息词是属于哪种时态lastnightnoweverydayLook!yesterdayoftenListen!twoyearsagoalwaysin1897threetimesaweek一般现在时一般过去时现在进行时过去式的不规则变化blow-buy-can-come-do-eat-fall-find-forget-get-give-go-have-know-learn-make-meet-read-run-say-see-send-sit-take-think-will-tell-begin-teach-catch-blewboughtcouldcamedidatefellfoundforgotgotgavewenthadknewlearntmademetreadransaidsawsentsattookthoughtwouldtoldbegantaughtcaught2.Shesingsasongintheroom.___________________________now(现在进行时)3.Shewillgotoschool._____________________(现在进行时表示将来时)______________________________(一般现在时)4.Hisfatheriswritingaletterwithapen._______________________________(一般现在时)Sheisgoingtoschool.Shegoestoschool.Hisfatherwritesaletterwithapen.Sheissingingasongintheroom5.Herauntdrawsapicturewithmarkers.___________________________________(现在进行时)6.老师正在和新学生们交谈._____________________________________7.他晚上经常看电视._____________________________________8.我的外婆每星期六早上乘公共汽车来._____________________________________Theteacheristalkingwiththenewstudents.HeoftenwatchesTVintheevening.MygrandmothercomesonSaturdaymorningsbybus.Herauntisdrawingapicturewithmarkers.1.She____twodaughters.A.hasB.doeshaveC.haveD.haves2.Therearetwo_____inthehouse.A.familyB.familiesC.familysD.home3.Myfatherandmother____teachers.A.areB.isC.doD.does4.Theyare____Jenny’sfamily.A.⁄B.aC.anD.the6.Whatisyouruncle?Heis____officer.A.aB.anC.theD.⁄7.Thisisyourcoat.Please______.A.wearitonB.putonC.putitonD.wearonitABADBC8.KateandI___doing____homeworknow.A.am,theirB.aretheirC.isourD.areour9.Myfatherandmotherare____.A.BusesdriverB.busesdriversC.busdriversD.busdriver10.Theyaretalking____today’snewspaper.A.ToB.withC.ofD.about11.Doyoulike_____onthegrass?A.TositB.sitingC.sittingD.bothAandCDCDD句型转换1.WeliveinChina.(就画线部分提问)2.Ihavenobrothers.(同义句)3.Myfatherisaworker.(就画线部分提问)4.Ihaveabirthdayparty.(变为一般疑问句)Wheredoyoulive?Idon’thaveanybrothers.Whatisyourfather?Whatdoesyourfatherdo?Doyouhaveabirthdayparty?5.Theboyisrunning.(就画线部分提问)6.Theoldmanhasnochildren.(同义句)7.Wearelisteningtotheradio.(就画线部分提问)8.Sheisfifteenyearsold.(就画线部分提问)Whatistheboydoing?Theoldmandoesn’thaveanychildren.Whatareyoulisteningto?Howoldisshe?1.Weoften_____(play)intheplayground.2.He______(get)upatsixo’clock.3._____you_____(brush)yourteetheverymorning?4.What______heusually______(do)afterschool?playsgetsDobrushdoesdo5.Danny________(study)English,Chinese,Maths,ScienceandArtatschool.6.Mikesometimes_____(go)totheparkwithhissister.7.Ateightatnight,she____(watch)TVwithhisparents.8._____Mike____(read)Englisheveryday?studiesgoeswatchesDoesread9.Howmanylessons_____yourclassmate______(have)onMonday?10.Wh