会计学非谓语：无人称，数的变化，不单独作谓语，但保留动词特点，可以(kěyǐ)有宾语或状语。e.g.Heworks.Hewantstoworkhere.Heisworkingnow.Hehasdonehiswork.使用(shǐyòng)条件Tomreturnedfromthemanager’soffice,tellingmethatthebosswantedtoseemeatonce.2.Thenewsmeeting,tobeheldinthathall,hasalreadybeencrowdedwithreporters.3.Iheardthegirlsingingintheclassroom.4.ThemantalkingwithmyfatherisMr.Wang.5.Toliveistostruggle.(生活就是(jiùshì)斗争。)一、不定式与动名词做主语：1.动名词做主语往往表示泛指的、一般的行为;不定式做主语常表示某次具体(jùtǐ)的行为或将来的动作。e.g.Climbingmountainsisgreatfun.爬山很有趣。TovisitChinaismynextgoal.2.不定式做主语，一般用it当形式主语，把作主语的不定式短语后置。e.g.Ittookmeonlyfiveminutestofinishthejob.3.动名词作主语有时用it作形式主语，把动名词置于句尾。常见于以下句型中：It’suse/good/fun…It’suseful/nice/useless…e.gIt’sniceseeingyouagain.1.________alanguagerequirestimeandeffort.A.LearnB.LearningC.TolearnD.Beinglearned2.Itisnotalwayseasy________invitations.A.torefuseB.refusingC.toberefusedD.beingrefused3.How__________theproblemwillbediscussedattomorrow’smeeting.A.tosolveB.tobesolvedC.beingsolvedD.solving4.It__________forty-fiveminutes__________therebybus.A.cost,togetB.takes,gettingC.takes,togetD.takes,togetto5.Itisnogood__________.Youshouldgive_________.A.tosmoke,itupB.smoking,itupC.smoking,upitD.tosmoke,upit只能接不定式作宾语(bīnyǔ)的动词口诀：决定想做计划需要(xūyào)同意能做被用来做的事迫不及待下决心做过去(guòqù)常常未能做的事只能接-ing作宾语(bīnyǔ)的动词口诀：喜欢(xǐhuan)花费忙着想象忍不住想要结束练习missdoingsth.错过做某事suggestdoingsth.建议做某事keep(on)doingsth.保持（继续）做某事minddoingsth.介意(jièyì)做某事beworthdoingsth.值得做某事considerdoingsth.考虑做某事介词(jiècí)+doingbegoodatdoingsth擅长做某事beinterestedindoingsth.对做某事感兴趣insistondoing坚持做某事beusedfordoingsth.被用来做某事thanksb.fordoingsth.谢谢某人做某事betiredofdoingsth.厌烦(yànfán)做某事beafraidofdoingsth.害怕做某事putoffdoing推迟做某事stopsb.fromdoingsth.阻止某人做某事giveupdoingsth.放弃(fàngqì)做某事withoutdoingsth.没有做某事thinkaboutdoingsth.考虑做某事What∕Howaboutdoing做某事怎么样?此to非彼to特殊(tèshū)词精讲:stopdoing/todoforgettodo忘记要去做某事，forgetdoing忘记做过某事。Eg：办公室的灯还在亮着，他忘记关了。(没有(méiyǒu)做关灯的动作Thelightintheofficeisstillon.Heforgottoturnitoff.他忘记他已经关了灯了。（已做过关灯的动作）Heforgotturnin