2018-2019学年高中英语 Unit 2 Working the land Section 2 Learning about Language课件 新人教版必修4.ppt

Unit2,Workingtheland,SectionLearningaboutLanguage,语法精讲,情态动词()动词ing形式作主语和宾语,自主预习,用所给词的适当形式填空，并说明其在句中充当的成分。1Sincethen，_(find)waystogrowmorericehasbeenhislifegoal.(主语)2Asayoungman，hesawthegreatneedfor_(increase)thericeoutput.(介词的宾语)3YuanLongpingsearchedforawaytoincreasericeharvestswithout_(expand)theareaofthefields.(介词的宾语)4However，hedoesntcareabout_(be)famous.(介词的宾语),finding,increasing,expanding,being,5Heenjoys_(listen)toviolinmusic，_(play)mahjong，swimmingandreading.(宾语)6_(spend)moneyonhimselforleadingafortablelifealsomeansverylittletohim.(主语)7Just_(dream)forthings，however，costsnothing.(主语)8Heawokefromhisdreamwiththehopeof_(produce)akindofricethatcouldfeedmorepeople.(介词的宾语),listening,playing,Spending,dreaming,producing,合作探究,语法精点一、基础点拨(一)动词ing形式在句子中可以作主语、定语、表语、宾语补足语和状语,1动词ing形式在时态上分为一般式和完成式。一般式表示动词ing的动作和谓语动词的动作同时进行如下面例；完成式表示在谓语动词所表示的动作之前发生的动作如下面例。Sheenjoysplayingthepiano.她喜欢弹钢琴。Hewaspraisedforhavingdoneagooddeed.他因做了好事而受到表扬。,2动词ing形式在语态上分为主动式和被动式。主动式表示它的逻辑主语是ing分词的动作执行者，如下面例；被动式表示它的逻辑主语是ing分词的动作承受者，如下面例。Heinsistedonsendinghertohospital.他坚持要把她送到医院去。Heinsistedonbeingsenttoworkinthecountryside.他坚持要被派到乡下去工作。,单句改错。Thebuildingbuilding(whichisbeingbuilt)therewillbeusedasalibrary.第二个buildingbeingbuiltBeingrisenintheeast，thesunlooksbeautiful.BeingrisenRising完成句子。_，theycameintotheroom.他们说着笑着走进了房间。_heraddress，wecantgetintouchwithher.不知道她的地址，我们无法与她取得联系。,Talkingandlaughing,Notknowing,(二)动词ing的形式作主语1动词ing形式作主语时，多表示经常性、习惯性的动作，谓语动词多用单数形式。Laughingoftenwillbenefityoualot.笑口常开好处多多。Havinglivedabroadforalongtimemakeshimhomesick.在国外生活了很久令他想家。,2形式主语it代替动词ing形式作主语的常见结构：(1)Itisadj.doingsth.Itis/feelsfunnydoingsth.做某事(感觉)很滑稽。Itisuselessdoingsth.做某事无用Itsworthwhiledoingsth.做某事是值得的(2)Itisawasteofn.doingsth.Itsawasteoftimedoingsth.做某事是浪费时间(3)Itisnon.doingsth.Itsnogood/nouse/nofundoingsth.做某事没好处/没用/没意思,(4)Therebenodoing(joking/knowing.)Itisuselessmakingsuchefforts.做这样的努力是没用的。Itisawasteoftimedoingsuchwork.做这样的工作是浪费时间。Itisnogoodsayingsuchwords.说那样的话没有好处。Thereisnoknowinghowtheprojectwillbecarriedout.不知道这个工程将如何实施。,_themeanman.和这个吝啬的人争辩是没用的。_just_doingnothing.什么都不做，只是待在家里没意思。Thereis_howtheprojectwillbecarriedout.不知道这个工程将如何实施。_myfavouritesport.游泳是我最喜欢的一项运动。Seeingisbelieving.(英译汉)_。,Itisuseless/nousearguingwith,Itisnofun,stayingathome,noknowing,Swimmingis,眼见为实,(三)动词ing形式作宾语1在admit，avoid，consider(考虑)，enjoy，escape，excuse，finish，imagine，mind，miss，practise，suggest，delay，appreciate等动词之后只能用动词ing形式作宾语，不能用不定式。Hefinallyadmittedhavingmadesuchamistake.他终于承认犯了那样的错误。Thelittlegirlpractisesplayingthepianoeveryday.这个小女孩每天练习弹钢琴。,2在动词短语giveup，putoff，getto(着手)，objectto，lookforwardto，devoteoneselfto，canthelp(禁不住)，cantbear/stand等之后用动词ing形式作宾语。Imlookingforwardtohearingfromyou.我盼望着收到你的来信。Hedevoteshimselftolookingintothematter.他致力于调查这件事。,用所给词的适当形式填空。Imlookingforwardto_(hear)fromyou.Hedevoteshimselfto_(look)intothematter.Hefinallyadmitted_(make)suchamistake.Shelikesspendingmuchmoney_(buy)clothesforherself.,hearing,looking,making,buying,二、难点突破(一)某些动词及动词短语后面既可以用不定式也可以用动词ing作宾语1动词begin，start，continue等后既可跟不定式，又可跟动词ing作宾语，意义基本相同。Theycontinuedreading/toread.他们继续朗读。,2动词love，like，hate等后可跟动词ing和不定式作宾语，但接动名词表示经常性的情况，接不定式表示具体的动作。Ihatewalkinginsucharainyday.(习惯)我不喜欢在这样的雨天里散步。Ihatetotroubleyou.(动作)我真不愿麻烦你。3一些动词后既可跟动词ing作宾语，又可跟不定式作宾语，但意义有很大差别。,Irememberedlockingthedoor.(记着事情做了)我记着锁门了。Whenyouleavethehouse，pleaseremembertolockthedoor.(记着去做)你离开家时，记着锁门。,4在need，want，require，demand后用动词ing的主动形式表示被动(need/want/require/demanddoingneed/want/require/demandtobedone).Thecottageneedsrepairing.Thecottageneedstoberepaired.这所农舍需要修理。Theletterdemandsansweringatonce.Theletterdemandstobeansweredatonce.需要立刻回复这封信。,(二)动词ing形式作宾语时，省掉介词的常见结构spend.(in)doing花费做某事havedifficulty/trouble(in)doing.做有困难/麻烦stop/prevent.(from)doing阻止做某事wastetime(in)doing浪费时间做某事bebusy(in)doing忙于做某事haveagood/hardtime(in)doing做某事高兴/费了很大劲*Heisusuallybusymanaginghisshop.他通常忙于经营商店。,(三)动词ing的复合结构1动词ing的复合结构作主语。Hisbeinglateagainmadehisbossveryangry.他的又一次迟到令他的老板很生气。Maryswinningthegamemadeherparentsproudofher.玛丽赢得这场比赛让她的父母以她为傲。,2动名词的复合结构作宾语。Hemadeanapologyforhis/himtellingliestothepublic.他因向公众撒谎而道歉。Outsidetheclassroom，wecouldhearthenoiseofthedesksbeingopenedandclosed.在教室外，我们能够听到课桌被打开及关闭的声音。,ThechairmanofthemeetingwasangryatJohns/Johnbeingabsentfromthemeeting.会议主席因约翰的缺席而生气。,Jerrysnotarrivingontimemadepeoplepresentangry.杰里未能按时到达令在场的人很生气。Notknowingwhathashappenedtohisdaughtermakesth