高中英语语法之一般现在时

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一般现在时表示现在经常反复发生的动作、存在的状态或习惯性的动作的时态用法•1.表示现在习惯或经常反复发生的动作。常与always,usually,often,sometimes,everyday(week,month),onMondays等连用。•Heplaysfootballtwiceaweek.他每周踢两次足球。Isometimesgotoworkonfoot.我有时步行去上班。用法•2.表示现在的事实或状态。•It’scoldtoday.今天很冷。Youlooktirednow.你现在看起来很疲乏。用法•3.现在时刻的状态、能力、性格、个性。•Idon'twantsomuch.AnnWangwritesgoodEnglishbutdoesnotspeakwell.比较:NowIputthesugarinthecup.Iamdoingmyhomeworknow.第一句用一般现在时,用于操作演示或指导说明的示范性动作,表示言行的瞬间动作。第二句中的now是进行时的标志,表示正在进行的动作的客观状况,所以后句用现在进行时。用法•4.表示格言或警句中。•Pridegoesbeforeafall.骄者必败。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。例:Columbusprovedthattheearthisround..用法•5.表示客观事实或普遍其理。It’sfarfromtheearthtothesun.地球与太阳间的距离很远。Fiveandthreemakeseight.五加三得八。用法•6.表示已预先安排或计划好将来确定会发生的动作。但主要用于go,come,leave,start,return,arrive等瞬间动词。ThetrainfromLondonarrivesat7:00.从伦敦来的火车7:00到站。Heleavesonbusinessthedayaftertomorrow.他后天出差。用法•7.在以here,there开头的句子里,表示正在发生的动作。Herecomesthebus!汽车来了!Theregoesthebell!铃响了!•当主语是代词时,代词必须放在动词之前。如:Therehecomes!他来了!用法•8.某些表示心理状态和感觉的动词,如feel,love,hope,want,understand等表示现在发生的具体行为。Ifeelpaininmyhead.我头疼。Idon’tunderstandwhatyoumean.我不理解你的意思。此时只用一般现在时而不用现在进行时。用法•9.在由after,until,before,once,when,evenif,incase,aslongas,assoonas,themoment以及if,unless等引导的时间状语从句或条件状语从句中,通常用一般现在时代替将来时。例如:IwilltellhimthenewsassoonasIseehim.Iwillnotgotocountrysideifitrainstomorrow.用法•特殊用法a.用于新闻标题或图片说明中b.用于体育运动、表演等实况报道中c.表示告诫或劝说句型变化情况一:当主语是第一人称时Iam11yearsoldthisyear.改成否定句、一般疑问句当主语是she时:肯定句:________________________________否定句:________________________________一般疑问句:________________________________特殊疑问句:________________________________句型变化•情况二:当主语是第一人称时Igotoschoolbybusat7:00.改成否定句、一般疑问句当主语是he时:肯定句:________________________________否定句:________________________________一般疑问句:________________________________特殊疑问句:________________________________句型变化•小结:1、改写成否定句时,有be动词的,在be动词后加_______即可,如无be动词,则要加助动词____________,并加__________,变成_____________2、改写成一般疑问句时,有be动词的,把___________提到句首,如无be动词,则要加助动词____________或___________,主语是“三单”时,要用______________.3、在做特殊疑问句(划线部分提问)时,问时间用_______________,问人用___________,问事情用_____________,问地点用______________,问方式用______________,问频率用______________练习•1.MissGao________(teach)usChinesethisterm.She______(be)averygoodteacher.Sheoften________(talk)withusafterclass.Manyofuslike________(talk)withher.•2.Where________theirfather_________(work)?He_________(work)onafarm.3.Whattime_______theshop__________(close)?It_______(close)atnineo'clockintheevening.•4.He__________(go)toschoolbybuseveryday.•5.Tomcannotwalkfastbecausehe__________(carry)aheavybox.•6.Sheoften__________(read)Englishintheevening.•7.Heoften_____________(have)dinnerathome.•8.DanielandTommy____________(be)inClassOne.•9.________yourparents________(read)newspaperseveryday?•10.Thegirl_______________(teach)usEnglishonSundays.练习1.Ifit______tomorrow,we’llgoroller-skating.A.isn’trainB.won’trainC.doesn’trainD.doesn’tfine2.We_____anyChineseclassesonFriday.A.arehavingB.aren’thavingC.don’thaveD.arehaveCC3.Oneoftheboys_____ablackhat.A.haveB.thereisC.thereareD.has4.Jenny____Englisheveryevening.A.hasstudyB.studiesC.studyD.studiedDB

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