一般现在时课件.ppt

一般现在时定义:一般现在时。表示通常性、规律性、习惯性的状态或者动作（有时间规律发生的事件）的一种时间状态一般现在时的构成1、主语+be动词+其他2、主语+V原形+其他（do)3、主语+Vs\es+其他(does)具体运用1.表示经常的或习惯性的动作，常与表示频率的时间状语连用。时间状语：always,usually,everymorning/night/evening/day/week/year,often,sometimestwiceaweek\seldom\onceamonth\onSundays2.表示客观事实和普遍真理。(☆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。)e.gTheteachersaidtheearthmovesaroundthesun.ShanghailiesintheeastofChina.具体运用具体运用3表示格言或警句中。e.gPridegoesbeforeafall.骄者必败。例：Columbusprovedthattheearthisround..具体运用4在时间、条件状语从句中，主句用一般将来时，从句要用一般现在时。E.g:I’llhelpyouassoonasyouhaveproblem.Wewon’tgoifitrains1.如果主语是名词复数和第一人称I、we，谓语动词不用做任何变化，即仍然用动词原形表示：肯定句主语+动词原形+其他否定句主语+don't+动词原形+其他一般疑问句Do+主语+动词原形+其他例1)Weusuallygotoschoolat7:30.2)Myparentsgivetenyuantomysistereveryweek.2.主语是任何一个单数名词或者是第三人称单数，谓语动词要进行必要的变化。特别提一点：不可数名词也算作单数处理。肯定句:主语+动词的第三人称单数+其他否定句:主语+doesn't+动词原形+其他一般疑问句:Does+主语+动词原形+其他肯定回答:Yes，主语+does否定回答:No，主语+doesn't特殊疑问句:特殊疑问词+一般疑问句1、一般动词，在词尾加s;如：work--works,live--lives,play--plays,sing--sings.eg:ShelivesinNingbo.她住在宁波。2、以o,s,x,ch,sh结尾的动词词尾加-esteach------teaches,wash-----washes.go-----goespass----passesfix---fixeseg:Mymotherwashesthecoat.我母亲洗了大衣。动词变化规律3.以辅音字母加Y结尾的词，把Y变I在加ES，Studyflystudiesflies4.特殊情况：havehas1._____youhaveabook?ADoB.AreC.IsD.Have2.DoesLiLeiliketowatchTV?______________.A.Yes,helike.B.No,hedoesn’t.C.Yes,he’dlike.D.No,helikes.3.Shedoesn’t______herhomeworkintheafternoon.A.doingB.todoC.doesD.do4.How____Mr.Smith______toEngland?A.do,goB.is,goC.does,goD.does,goes5._____she______homeatsixeveryday?A.Is,leaveB.Does,leaveC.Is,leavesD.Does,left6.Iwant____homeworknow.A.doingB.todoC.todomyD.domy7.It'stime______.A.gotoschoolB.playgamesC.togohomeD.todomyhomeworks8．____you____theblackboard?Yes,Ican.A.Can,cleanB.Am,cleaningC.Are,cleaningD.Do,clean9．______goandhelpher.A.Let'smeB.Let'susC.Let'sD.Let'sto10.Dotheyhaveanewcar?Yes,_____.A.theyareB.theyhaveC.theydon'tD.theydo11.Heoften_________supperat6:00intheevening.A.haveB.hasC.ishavingD.iseating12.It’s6o’clockinthemorning.It’stime___________.A.getupB.getsupC.togetupD.getsup13.ThestudentswillgototheSummerPalaceifit_____tomorrow.A.don'trainB.doesn'trainC.won'trainD.isn’train14.Thepicture_______nice.A.looksB.islookedC.lookD.islooking15He’llstayinBeijingtillhisaunt___well.AwillgetBwillbeCgetsDremains16soundtravelsinthesamewayaslight____.AdoesBdoCtravelDtraveled17Thetrainhewaslookingforwardto____onlyaminuteago.AarriveBarrivingCarrivedDhadarrived