动词不定式讲解与练习-todo

Theinfinitive动词不定式(todo)常见的跟动词不定式做宾语的动词:想要______期望______希望_______计划______决定______开始_______开始______尽力，尽量______动词不定式的形式：______________JackwantstobuysomeflowersforMr.Wu.杰克想给吴老师买些花。wantexpecthopeplandecidebeginstarttryto+动词原形【一做宾语】wouldliketodo想要去做…agreetodo同意去做…refusetodo拒绝去做…learntodo学着去做…too…todo太…而不做…adj.+enoughtodo…够做…【拓展补充】【二做宾语补足语】(v.+sb.+todo)的词:asksb.todosth.tellsb.todosthwantsbtodosth.wouldlikesbtodosth.wishsbtodosth.teachsbtodosth.helpsb(to)dosth.allowsbtodosth.encouragesb.todosth.asksb.nottodosth.tellsb.nottodosthwarnsb.nottodosth.警告某人不要…todo放在所修饰的词后面。Wouldyoulikesomethingtodrink?你想要什么喝的吗？Ineedaroomtolivein.Momwantsapentowritewith.Dadbuysnewspaperstoread.【三做后置定语】有let,make,have(三让),help以及feel,watch,see,hear这些感官动词。e.g.让我来帮助你。Letmehelpyou.你能帮助我打扫房间吗？Canyouhelpmecleanthehouse?我常看见他在操场跑步。Ioftenseehimrunintheplayground.【四省略to的不定式】Let’sdosth.Whynotdosth.为啥不做……?hadbetterdosth.最好做……Will/Couldyoupleasedosth.请您做……好么?常用的不带to的情况:hadbetter（not）dosth.最好（不）做……Will/Couldyouplease(not)dosth.?请您(不要)做……好么?【拓展】【五两种形式都有】常用的既带todo,又带的doing的词:begintododoingforgettododoingremembertododoingstoptododoingcontinuetododoingtodo没发生和要去做…doing发生过和正在做…动词不定式作主语时，常用it作形式主语，而把真正的主语——不定式后置。e.g.It’shardtolearnalanguagewell.将一门语言学好是非常难的。【六做主语】两个经典句型:1.Itis+adj+forsb+todosth.2.Itis+adj+ofsb+todosth.对于sb来说，todosth是…的。能todosth，sb是…（品质，个性）的。of/for1.Itishelpful____thestudentstolearncomputer.for2.Itisclever___youtodoso.of3.Itisnecessary____ustoprotecttheearth.for5.think/find+it+adj.+todosth.3.Ittakes/tooksb.+时间+todosth.4.sb.+be+adj.+todosth.todosth花了sb…时间。sorrybehappytodosth.excited【七疑问词+todo】who,what,which,where,when,how加todo可构成不定式短语.Idon’tknowwhattodo.Theydon’tknowhowtodoit.Wedidn’tknowwhattodoaboutit.Iwonderwhichtochoose.Heknowswhentogo.Sheaskswheretolive.1.Sheexpects________(arrive)tomorrow.2.Let’s_______(watch)talkshowstonight.3.Theyhope_______(visit)theGreatWallnextyear.4.Doyouplan______(find)apart-timejob?5.Whendoyouwant_____(go)swimming?6.Myuncleoftenhelpsme_____(learn)English.tofindtogotovisitwatchlearn用动词的适当形式填空。toarrive1.我们老师让我们打扫教室。Ourteachertoldus________________________.2.他奶奶希望有一天能去北京。Hisgrandmahopes_______________oneday.根据汉语意思完成英语句子。tocleantheclassroomtogotoBeijing1.Wearetootired.Let’sstop______arest.(2015湖南益阳)A.tohaveB.haveC.havingA2.Don’tforget________thankswhenotherpeoplehelpyou.(2014河北)A.accept(接受)B.toacceptC.sayD.tosayD3.Thedriverwanted________hiscarneartheroadsidebutwasaskedbythepolicenotto.(2014江苏苏州)A.parkB.parkedC.toparkD.parkingC根据句意，从括号中选择恰当的词语填空。1.Ihope_________(get/toget)anewjobnextmonth.2.Thethreechildrenlike_________(climb/climbing)themountains.togetclimbing3.Mrs.Blackneverplans_________(tobuying/tobuy)ahouseinLondon.4.Doyouexpect_________(meeting/tomeet)yourfavoritesinger?5.Allofusenjoyed_________(tomake/making)modelplanesourselves.tobuytomeetmaking【考点八】常用的只带doing的词:howaboutdoingenjoydoingpracticedoingfinishdoingminddoingbebusydoingspend…(in)doingsuggestdoingpreferdoingtodoing介词+doingkeepdoing【九】seesb.dosth.seesb.doingsth.hearsb.dosth.hearsb.doingsth.beseentodo常用的带do/doing做宾语补足语的词:beheardtododo常常发生或发生过…doing正在发生中…