专升本语法专题7非谓语动词.ppt

专升本语法专题七非谓语动词谓语动词→在句子中作谓语的动词。Youngpeopleoftenhikeandtheyenjoyhikingverymuch.Rose,whoisanattractivegirl,worksinafactoryandnowsheisworkinganewmachine.非谓语动词→在句子里不能作谓语的动词。一、谓语动词与非谓语动词二、非谓语动词是什么样子呢？它以三种形式出现：1.todo2.-ving3.–ved三、非谓语动词是动词吗？能充当其他成分吗？STEP1STEP2STEP3STEP4是动词→所以有时态、语态的区别Hetriedtoworkouttheproblem.Iamsorrytohavekeptyouwaiting.ThetowerbeingrepairedwasputupintheTangDynasty.四、n,adj,adv→n(主、表、宾),adj(定),adv(状)Toseeistobelieve.Sayingiseasierthandoing.Heloathedgettingupearlyinthemorning.Heisapromisingyoungman.Seeingacarcoming,theysteppedaside.考点透析一、作主语或表语Tohesitatemeansfailure.Tothinkofyoumakesmeold.Toknowoneselfisdifficult.Toerrishuman.Totalktoheristotalktoawall.Toloveistobeloved.Toseeheristoloveher.Toliveistodosomethingworthwhile.Peterwastoperishinacarcrashandtoleaveawifeand6children.考点一真正主语todo被置于句末，用it放在句首充当形式主语。Tospendyourvacationattheseasideisquitepleasure.Itrequirespatiencetobeagoodnurse.IttakesSusan2hourstodressherselfupeachday.考点一Itis/was+adj+of/forsb+todoItwasthoughtful______hertocometoseemewhenIwasill.Itwasnasty______Jimtobehavelikethat.Itisimportant______ustounderstandthepoint.Itisfoolish______hertobuythepicture.0102Itis+n+todoN→apity,apleasure,one’sduty,anhonor,ashame,acrime,etc.Itisapitytogowithouther.Itisagloriousdeathtodieforthepeople.3214考点一-ving作真正的主语，it为形式主语。结构为：Itis+n/adj+doingsthN→nogood,nouse,nopoint,nosense,noharm,awasteoftimeetc.Itisnousecryingoverspiltmilk.Itisnogoodobjecting.ItisgoodplayingChinesechessaftersupper.考点二01todo与–ving(n)作主语和表语时的区别02Sendingane-mailisquitecommontoday.03Tosendane-mailismytaskthisafternoon.04MyjobisteachingEnglish.05Mytoday’sjobisto