人教必修4 unit4 Grammar课件.ppt

,人教课标版高一必修4Unit4,Grammar,AnswerkeyforExercise1.,defence,likely,Italy,canteen,represent,dash,approach,association,cheek,flight,Discoveringusefulwordsandexpressions,AnswerkeyforExercise2.,approached,Jordan,cheek,curiously,dashed,misunderstood,contrary,AnswerkeyforExercise3.,crossroads,adult,major,dormitory,greeted,representing,association,spoken,Colombia,curious,flight,一:V-ing形式由“doing”构成,其否定形式是“notdoing”,V-ing可以带宾语或状语构成V-ing短语,没有人称和数的变化,但有时态和语态的变化。,Grammar,V-ing形式,(not)doing,(not)beingdone,(not)havingdone,(not)havingbeendone,V-ing形式在句中作定语和状语是本单元的学习重点。,1.作定语V-ing形式可以单独充当名词的前置修饰语,这时有两种情况。-ing形式表示“供作.之用”的意思,这类作定语的-ing形式过去叫动名词。Aswimmingpool=apoolforswimming,Asleepingcar,=acarforsleeping,2)-ing形式表示“.的”意思,过去叫现在分词Asleepingchildworkingpeopletherisingsun,-ing形式短语作定语时一般放在它所修饰的名词之后,相当于一个定语从句。如:Theyarevisitorscomingfromseveralcountries.Theboystandingthereisaclassmateofmine.,2.作状语可以表示时间,原因,结果,条件,行为方式或伴随动作等。,Usingyourhead,youllfindagoodway.,条件,1)Fourpeopleenteredtheroomlookingaroundinacuriousway.=Fourpeopleentertheroomandlookedaroundinacuriousway.(伴随动作)2)Beingpoor,hecouldntaffordaTVset.,(原因),3)Workinghard,youllsurelysucceed.,条件,4)Theboysatinfrontofthefarm-house,cuttingthebranch.,伴随,5)Hecamerunningbacktotellmethenews.,方式,6)(When)Hearingthenews,hegotfrightened.=Whenheheardthenews,hegotfrightened.(时间,可以在分词前保留when),7)Thechildslippedandfell,hittinghisheadagainstthedoor.,结果,AttentionPlease,-ing形式作状语时,它的逻辑主语必须与主句的主语是一致的。,Timepermitting,Iwillpayavisittothewholecity.(分词的逻辑主语是time,而句子的主语是I,两者不构成主谓关系,所以只能用独立主格结构,也就是给现在分词补充一个主语。),theBritishlady,theColumbian,theJapanese,theCanadian,Youseeherstepbackappearingsurprised.,HisnosetouchesMr.Cooksmovinghand.,Youseeherstepbackappearingsurprised.=Youseeherstepbackandsheappearssurprised.,Theyalsoexpresstheirfeelingsusingunspokenlanguage.,=Theyalsoexpresstheirfeelingsbythewayofusingunspokenlanguage.,HisnosetouchedMr.Cooksmovinghand.=HisnosetouchedMr.Cookshandwhichismoving.,=Theyarevisitorswhocomefromseveralcountries.,Theyarevisitorscomingfromseveralcountries.,=Thisisanexperiencewhichisexciting.,Thisisanexcitingexperience.,1.WhenheapproachedMsSmith,hetouchedhershoulderandkissedher._MsSmith,hetouchedhershoulderandkissedher.,Rewritethefollowingsentences.,When,approaching,2.Thepersonwhoistranslatingthesongscanspeaksevenlanguages.Theperson_canspeaksevenlanguages.,translating,the,songs,3.Theboystandingthereisreadingabookaboutbodylanguage.Theboy_thereisreadingabookaboutbodylanguage.,who,is,standing,4.BecausehecomesfromJordan,hemovesclosetoaskyouaquestion._Jordan,hemovesclosetoaskyouaquestion.,Coming,from,5.Shesatatthedeskanddidherhomework.Shesatatthedesk_.,doing,her,homework,高考链接,1.Asthelightturnedgreen,Istoodforamoment,not_,andaskedmyselfwhatIwasgoingtodo.(湖南2007)A.movedB.movingC.tomoveD.beingmoved,2.Theglassdoorshavetakentheplaceofthewoodenonesattheentrance,_inthenaturallightduringtheday.(天津2007)A.toletB.lettingC.letD.havinglet3._thatshedidntdoagoodjob,IdontthinkIamablerthanher.(陕西2007)A.TohavesaidB.HavingsaidC.TosayD.Saying,4.Wheneverhewasaskedwhyhewaslateforclass,hewouldanswercarelessly,always_thesamething.(江苏2006)A.sayingB.saidC.tosayD.havingsaid5.Dontsitthere_nothing.Comeandhelpmewiththistable.(湖北2006)A.doB.todoC.doingD.anddoing,6.When_differentcultures,weoftenpayattentiononlytothedifferenceswithoutnoticingthemanysimilarities.(浙江2006)A.comparedB.beingcomparedC.comparingD.havingcompared,7.Whilewatchingtelevision,_.(2005全国卷III)thedoorbellrangB.thedoorbellringsC.weheardthedoorbellringD.weheardthedoorbellrings,8._inthequeueforhalfanhour,Tomsuddenlyrealizedthathehadlefthiswalletathome.(北京2004)A.TowaitB.HavewaitedC.HavingwaitedD.Tohavewaited,用动词的-ing形式改写下列句子。1.Thepicturethathangsonthewallisaworld-famousone.Thepicture_onthewallisaworld-famousone.2.Becausehehadntreceivedananswer,hedecidedtowriteanotherlettertohim._ananswer,hedecidedtowriteanotherlettertohim.,hanging,Nothavingreceived,3.Whenheseesthemountain,healwaysthinksofhishometown._themountain,healwaysthinksofhishometown.4.BecauseitisSunday,therearenostudentsintheschool.It_,therearenostudentsintheschool.,Seeing,beingSunday,5.Hehuntedalltheshopstolookforanicepresentforhismother.Hehuntedalltheshops,_anicepresentforhismother.,lookingfor,1.Havingnotseenthefilm,IcanttellyouwhatIthinkofit.2.Themenworkedforextrahoursgotanextrapay.3.Seenfromthetopofthehill,wefindthecitymorebeautiful.4.Generallyspeak,facialexpressionsarehelpfulcommunications,too.,Nothaving,w