必修四unitgrammar现在分词的用法PPT课件

Grammar文理附中孟庆菊本文档后面有精心整理的常用 ppt 关于艾滋病ppt课件精益管理ppt下载地图下载ppt可编辑假如ppt教学课件下载triz基础知识ppt 编辑图标，以提高工作效率Haveyoueverseenthesesigns?parking,spitting,littering,smoking-ingforms现在分词与动名词的基本形式你知道吗？那么简单，谁不知道。是由动词末尾加-ing形式构成，因此又叫动词的-ing形式。V+-ing千万要注意V-ing形式的规则哟！不能单独作谓语，没有人称和数的变化，可以有自己的宾语和状语。还有时态和语态的变化。动词的-ing形式包括现在分词和动名词在句中可以做：主语，表语，宾语，补语，定语和状语Havingsportsisgoodforourhealth.V-ing做主语表示经常的、习惯性的动作或状态,谓语动词通常用单数。如：1）Walkingisagoodformofexerciseforbothyoungandold.2）WatchingnewsonTVhasbecomearoutineforme.3）GoingtoHangzhoubytraintakesabout16hours.4）Askingawoman’sageisimpoliteinourcountry.归纳:.-ing形式作主语时常后置,此时须用it作形式主语,用形容词或名词作表语。常用-ing形式作主语的句型有：It+be+awasteoftimedoing做……是浪费时间的Itis/wasnogood/usedoing做……是没用处的Itis/washardly/scarcelyworthdoing做……不值得Itis/wasworth/worthwhiledoing做……是值得的Thereisnodoing无法……;不允许……Playingcomputergamesisnogood.=It’snogoodplayingcomputergames.Readingwhilelyingonsofaisnotgood.It’snogoodreadingwhilelyingonsofa.---Herfull-timejobislayingeggs.=Layingeggsisherfull-timejob.---Whatisthehen’sfull-timejob?Whensheheardthebadnews,shecouldn’thelpcrying.V-ing做宾语Weshouldoftenpractise_____________(speak)Englisheveryday.Hedevotedhislifeto_____________(study)automictheory.Hehopes______________(find)ajobsoon.Missthebusmeans___________(wait)foranothertwohours.Thebikeneeds____________(repair)speakingdevotingtofindwaitingrepairing/toberepaired1.只接v-ing作宾语的常见动词avoid,miss,putoff;advise,finish,practise;enjoy,imagine,can’thelp;admit,deny,envy;escape,risk,excuse;stand,keep,mind.太多了，怎么记呀？太多了，怎么记呀？避免错过(少)延期;建议完成多练习;喜欢想象禁不住;承认否认与妒忌;逃避冒险莫原谅;忍受保持(不)介意.2.只接v-ing作宾语的常见动词短语insiston,objectto,begoodat,leadto,putoff,giveup,feellike,lookforwardto,devoteto,beworth,devoteto,getusedto,payattentionto太多了，怎么记呀？3.动词forget,goon,mean,regret,remember,stop,try,beusedto,can'thelp后跟动名词和跟不定式区别较大，须注意。forget,regret,remember后跟动名词，动名词表示已经发生的动作；后跟不定式表示将要发生的动作。goondoing继续做原来做的事goontodo接着做另一件事meandoing意味着要做某事meantodo想要做某事stopdoing停止做某事stoptodo停下来（别的事）trydoing试着做某事trytodo努力做某事beusedtodoing习惯于做某事beusedtodo被用来做某事can'thelpdoing禁不住做某事can'thelptodo不能帮助做某事4.need/want/require/deservedoingsth.=need/want/require/deservetobedone.Eg.Myhairneedscutting.Myhairneedstobecut.请将下列动词进行分类:agree,admit,begin,goon,ask,avoid,start,mean,demand,consider,continue,regret,fail,deny,remember,hesitate,feellike,stop,hope,finish,try,manage,imagine,refuse,miss,want,risk,suggest,wish.只接不定式做宾语;只接动名词做宾语;既可接不定式又可接动名词做宾语,意思也没有什么改变.既可接不定式又可接动名词做宾语,意思有很大的变化;Iheardthecouples_______inthenextroom.(sing)singingWecanwatchthetrainpassingbyeveryday.Thetrainispassingby.Wecanwatchthetrain.Combinethetwosentencesbyusing“v-ing”.1.Ittooktheworkmenonlytwohourstofinish_______mycar.A.repairingB.repairC.torepairD.repairedExercise2.Haveyouforgotten___$1000frommelastmonth?Willyoupleaseremember____ittomorrow?A.borrowing;tobringB.toborrow;bringC.borrowed;bringingD.borrowing;bringing3.Theclassroomwants_____.A.cleanB.cleanedC.tocleanD.cleaning4.Jacksaidthathewouldn'tmind__forus.A.towaitB.waitC.waitingD.waited5.Mybrotherkeeps___mewithmywork.A.tohelpB.helpC.helpingD.helped6.Weshouldoftenpractise___Englishwitheachother.A.tospeakB.spokeC.speakD.speaking7.Keepon____andyouwillsucceed.A.atryB.tryC.triingD.trying8.Hisparentsinsiston___tocollege.A.heshouldgoB.hegoC.hisgoingD.himtogo9.Thestorywassofunnythatwe___.A.couldn’thelplaughB.can’tbutlaughC.couldn’thelplaughingD.couldn’thelpbuttolaugh10.Thoughitsoundsabittoodear(昂贵),itisworth______.A.beingboughtB.buyingC.tobuyD.buyingit11.Hedevotedhislifeto_____theatomictheory.A.studyB.bestudiedC.studyingD.havestudied12.Wearebothlookingforwardto__nextweek.A.goingonvocation(休假)B.goonvocationC.begoingonvocationD.havegoneonvocationHomework卷子剩余的语法练习Thankyou!13.Youmustpayattentionto___theworksofLuXun.A.readB.readingC.readerD.beread14.Youshouldworktonightinsteadof_____TV.A.towatchB.youwatchingC.youwatchD.watching15.Themicroscopeisusedfor__minute(微小的)objects.A.examiningB.beingexaminedC.examinedD.examine16.Mikehasgotused___uplateatnight.(stayup)A.tositB.XC.tosittingD.sitting17.Oncetheheartstops_____,deathfollowsatonce.A.beatingB.tobeatC.beingbeatenD.tobebeating18.Wearenowbusy_____fortheexamination.A.toprepareB.preparingC.preparedD.beingprepared19.Iremembered____thispersonsomewherebefore.A.seeingB.havingbeenseenC.seenD.tosee20.Iregret____thattoher.A.havingsaidB.tohavesaidC.tosayD.X23._____providesuswithessentialnutrients(营养),while______providesuswithoxygen.A.Toeat;breathingB.Eating;tobreatheC.Eating;breathingD.Eaten;breathed24.Heattendedthepartywithout___.A.invitedB.invitingC.havinginvitedD.beinginvited25.By____,watercanbechangedintogas.A.heatingB.beingheatedC.havingheatedD.heated26.Onlandmanyobjectspreventsound_____veryfar.A.totravelB.travelC.fromtravellingD.totravelling27.Shereturnedhomeonlytofindthedooropenandsomething____.A.missedB.tobemissingC.missingD.tobemissed28.Remember__thenewspaperwhenyouhavefinishedit.A.puttingbackB.putbackC.toputbackD.beputback29.Writingstoriesandarticles__whatIenjoymost.A.isB.areC.wasD.were30.Hewasafraid___forbeinglate.A.ofseeingB.ofbeingseenC.tobeseenD.tohaveseen1.—Whatmadeyousoupset?—_____twoticketstothepopmusicconcert.A.LosingB.BecauseoflosingC.ToloseD.BecauseIhadlost2.Ican'timagine_______thatwiththemA.do          B.todoC.beingdone  D.doingA考考你D3.Hegotwell-preparedforthejobinterview,forhecouldn’trisk____thegoodopportunity.A.toloseB.losingC.tobelostD.beinglost4.___isforbiddeninsidethepark.A.TocycleB.WecycleC.AnyonecyclesD.CyclingBD5.Ican’tstand___withJaneinthesameoffice.Shejustrefuses___talkingwhilesheworks.A.working;stoppingB.towork;stoppingC.working;tostopD.towork;tostop6.Theoldladyneeds____.A.lookafterB.tolookafterC.lookingafterD.beinglookedafterCC1.Ifyoucankeep________(read)Englishnewspapers,yourEnglishwillbeimproved.2.Hehaspromised__________(come)tomybirthdayparty.3.Ihate_________________(tell)lies!4.Iwillneverforget__________(go)toBeijingwithhimlastsummer.Iforgot________(tell)herthenews;sosheknewnothingaboutit.Completethesesentences:readingtocometelling/totellgoingtotell1.出国旅行是很激动人心的。2在这儿等是没用的,我们走吧。3我记得在哪里见过他。4我后悔没听你的劝告。5帮助别人就是帮助你自己。Travellingabroadisveryexciting.It’snousewaitinghere.Let’sgo.Irememberseeinghersomewhere.Iregretnotfollowingyouradvice.Helpingothersmeanshelpingyourself.Translation后面附件PPT常用图标，方便大家提高工作效率生活图标元素生活图标元素医疗图标元素