高中英语必修四 unit2 语法课件 17页

Unit2GrammarV-ing作主语和宾语\n思考以下句子的主语：Mr.Wuisaverykindteacher.Myschoolisnotfarfrommyhouse.welikeourschoolverymuch.Learningnewwordsisveryimportantforme．注：动词原形不可做主语，但动词的ing可做主语。往往表示经常性、习惯性的动作。主语：主语是句子陈述的对象，是执行句子动作的主体\n动词-ing形式作主语_________不可做主语，但________可做主语。往往表示________、________的动作。1.眼见为实________isbelieving.2.捉弄别人是我们万万不能干的。______________________________issomethingweshouldneverdo．3.弹钢琴是我的爱好。(翻译)PlayingSeeingPlayingtricksonothersPlaythepianoismyhobby.动词原形动词ing经常性习惯性\n做这个实验是值得的。(翻译)Doingtheexperimentisworthwhile.Itisworthwhiledoingtheexperiment.It做形式主语，而把v-ing移至后面。Itisnousewaitinghere.Itisnogoodlearningwithoutpractice,Itisawasteoftimedoingsuchathing.Itisworthwhilespendingtimeonbooks.\n常用于以下句型中：It+be+nogood/usedoing做……是没益/用处的It+be+awasteoftimedoing做……是浪费时间的It+be+worth/worthwhiledoing做……是值得的\nMr.Wuenjoyslisteningtomusic.YangGangadmitsmakingamistake.以下动词只能接V-ing作宾语：避免错过少延期。avoid/miss/putoff建议完成多练习。suggest/finish/practise喜欢想象禁不住。enjoy/imagine/can’thelp承认否定与嫉妒。admit/deny/envy逃避冒险莫原谅。escape/risk/excuse忍受保持不介意。stand/keep/mindV-ing做宾语\n我情不自禁突然大哭.Ican’thelpburstingintotears．Mary考虑过去国外。Maryconsidersgoabroad.1.Mybrotherkeeps___mewithmywork.A.tohelpB.helpC.helpingD.helped2.Weshouldoftenpractise___Englishwitheachother.A.tospeakB.spokeC.speakD.speakinggoing\n2)既可接doing又可接todo作宾语的动词，但意义不同。常见的有：regret，forget，remember,try,mean,stop,goon等。forgetdoingforgettodoregretdoingregrettodorememberdoingremembertodo后悔做了某事遗憾去做某事忘记做过某事忘记去做某事记得做过某事记得去做某事\ngoondoinggoontodotrydoingtrytodomeandoingmeantodostopdoingstoptodo试着去做某事努力去做某事意味着做某事打算要做某事停止做某事停止去做另一件事继续做原来做的事接着做另一件事\n练一练：我忘记见过这个有名的作家。我忘记去见这个有名的作家。我后悔告诉你这个事实。我很遗憾告诉你这个事实。Iforgetseeingthefamouswriter.Iforgettoseethefamouswriter.Iregrettellingyouthefact.Iregrettotellyouthefact.\n1._____providesuswithessentialnutrients(营养),while______providesuswithoxygen.A.Toeat;breathingB.Eating;tobreatheC.Eating;breathingD.Eaten;breathed单选\n2.Haveyouforgotten___$1000frommelastmonth?Willyoupleaseremember____ittomorrow?A.borrowing;tobringB.toborrow;bringC.borrowed;bringingD.borrowing;bringing\n3.Mybrotherkeeps___mewithmywork.A.tohelpB.helpC.helpingD.helped4.Weshouldoftenpractise___Englishwitheachother.A.tospeakB.spokeC.speakD.speaking\n5.Thestorywassofunnythatwe___.A.couldn’thelplaughB.can’tbutlaughC.couldn’thelplaughingD.couldn’thelpbuttolaugh\n6.Thoughitsoundsabittoodear(昂贵),itisworth______.A.beingboughtB.buyingC.tobuyD.buyingit\n7.Oncetheheartstops_____,deathfollowsatonce.A.beatingB.tobeatC.beingbeatenD.tobebeating\n8.Peoplemustbeseparatedtoavoid(避免)____bypatients.A.beinginfected(感染)B.infectingC.toinfectD.infected9.Yourclothesneed______.A.washedB.tobewashedC.towashD.beingwashed