动词的时态之一般现在时

动词的时态之一般现在时,01,定义、构成,02,七种用法,03,时间短语,04,动词变化规律,05,句式形式,Contents,目,录,定义,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（do)+其他3、主语+Vses(does)+其他,一般现在时的七种用法,用法一：表示经常发生的动作或存在的状态。Heoftenstaysuplate.他常熬夜。Wegohomeeverymonth.我们每月都要回家。IwatchTVatnight.我晚上看电视。,用法二：表示客观真理或永恒的状态。Theearthtravelsroundthesun.地球绕太阳旋转。Liquidturnsintogaswhenitishotenough.足够热时，液体变为气体。Practicemakesperfect.熟能生巧。,用法三：现阶段的状态。常跟时间副词now连用。HelivesinBeijingnow.他现在住在北京。Sheisathome.她在家。Theyworkinthatfactory.他们在那家工厂工作。,用法四：习惯性的爱好或行为。Ilikedancingwhileshelikessinging.我喜欢跳舞，而她喜欢唱歌。Wegetupatsix.我们六点起床。Hestudiesveryhard.他学习很刻苦,用法五：表示已经计划、安排好了或时间表上所安排，并且一定要做的事情。用于这种句型的动词主要是瞬间动词：come,go,leave,arrive,begin,start,stop,close,open等。Thetrainarrivesatfivepasteightandleavesattenpasteight.火车八点过五分到，八点过十分离开。Ourclassbeginsat7:45.我们的课七点四十五开始。Theshopopensateightoclock.商店八点开门。,用法六：时间、条件、方式及让步状语从句中的谓语动词是将来的动作或状态时，用一般现在时表示。（主将从现）Ifyoucome,wewillwaitforyou.如果你来，我们就等你。Whenhegetshere,theworkwillbefinished.当他到这儿时，工作将做完了。Thoughhedisagreeswithus,hewilldoaswedecided.尽管他不赞成我们当观点，他还是会按我们的决定去做。,用法七：在某些习惯表达法中，常用一般现在时表示已经发生过的动作或存在的状态。TheysayWuDongisill.据说吴东病了。Thepapersaysthediseaseisundercontrol.报纸上说这种病已经得到了控制。Thediagramtellsusthatpeopleslivingisimproving.这份图表告诉我们，人们的生活正在改善。,指示一般现在时的时间短语,1.频度副词:sometimes(有时),often,always(总是),usually(通常),seldom,never(决不)2.时间副词：everyday/night/week/month/year,3.everyday/morning4.onSunday,动词变化规律,1、一般动词，在词尾加s;如：work-works,live-lives,play-plays,sing-sings.2、以o,s,x,ch,sh结尾的动词词尾加-esteach-teaches,wash-washes.go-goespass-passesfix-fixes3.以辅音字母加Y结尾的词，把Y变I在加esstudy-studies,fly-flies4.特殊情况：have-has,be动词的一般现在时的句式：,肯定句：主语+be+表语(n.,adj.等)e.g.Heisaworker.否定句：主语+be+not+表语e.g.Youarentthirteen.一般疑问句：Be+主语+表语?e.g.Isheaworker?Yes,heis./No,heisnt.特殊疑问句：疑问词+be+主语?e.g.Whatishe?Howoldareyou?特殊疑问词+am/is/are+相应的人称/+其他特殊疑问词+do+人称+动词原形+其他What/Where/Who/When/Which/why/how/whose+am/is/are+相应的人称/名词+其他What/Where/Who/When/Which/why/how/whose+do/does+相应的人称/名词+动词原形+其他,实义动词（第一人称、二人称、三人称复数）的一般现在时句式,肯定句:主语（I/We/You/They）+v.+其他eg.Westudyinahighschool.Theyhaveapet.否定句：主语（I/We/You/They）+do+not+v.+其他e.g.Wedontstudyinahighschool.Theydonthaveapet.一般疑问句:Do+主语（I/we/you/they）+v.+其他e.g.Doyoustudyinahighschool?Dotheyhaveapet?,实义动词（第三人称单数）的一般现在时句式,肯定句：主语（He/She/It）+v-s/es+其他e.g.Hestudiesinahighschool.Lucyhasapet.否定句：主语（He/She/It）+does+not+v.+其他e.g.HedoesntstudyinahighschoolLucydoesnthaveapet.一般疑问句：Does+主语（he/she/it）+V.+其他？Does+主语（he/she/it）+V.+其他？e.g.DoesLucyhaveapet?,Filltheblanks,1、HewatchesTVfor16hourseveryday.2、Lilygetsupatsixoclockeverymorning.3、Shedoesnthavemuchmoney.(nothave)4、Tomdontstudyinthisschool.(notstudy)5、Doeshehaveacomputer?Yes,hedoes.No,hedoesnt.,1._youhaveabook?ADoB.AreC.IsD.Have2.DoesLiLeiliketowatchTV?_.A.Yes,helike.B.No,hedoesnt.C.Yes,hedlike.D.No,helikes.3.Shedoesnt_herhomeworkintheafternoon.A.doingB.todoC.doesD.do4.How_Mr.Smith_toEngland?A.do,goB.is,goC.does,goD.does,goes,5._she_homeatsixeveryday?A.Is,leaveB.Does,leaveC.Is,leavesD.Does,left6.Iwant_homeworknow.A.doingB.todoC.todomyD.domy7.Itstime_.A.gotoschoolB.playgamesC.togohomeD.todomyhomeworks,8_you_theblackboard?Yes,Ican.A.Can,cleanB.Am,cleaningC.Are,cleaningD.Do,clean9_goandhelpher.A.LetsmeB.LetsusC.LetsD.Letsto10.Dotheyhaveanewcar?Yes,_.A.theyareB.theyhaveC.theydontD.theydo,11.Heoften_supperat6:00intheevening.A.haveB.hasC.ishavingD.iseating12.Its6oclockinthemorning.Itstime_.A.getupB.getsupC.togetupD.getsup,13.ThestudentswillgototheSummerPalaceifit_tomorrow.A.dontrainB.doesntrainC.wontrainD.isntrain14.Thepicture_nice.A.looksB.islookedC.lookD.islooking15HellstayinBeijingtillhisaunt