不定式精讲课件-2023届高三英语二轮复习

非谓语动词不定式动名词现在分词过去分词不定式的形式不定式一般式完成式进行式完成进行式主动(not)tobuild(not)tohavebuilt(not)tobebuilding(not)tohavebeenbuilding被动(not)tobebuilt(not)tohavebeenbuilt$15tohaveapencilsharpenedisabitexpensivethough.

.4.乘飞机到那里仅用你大约2小时。Togettherebyairwilltakeyouonlyabouttwohours.

Itwilltakeyouonlyabouttwohourstogettherebyair.

5.可是花15美元雇人削铅笔是有点贵了。C:Itis+adj.ofsbtodosth.这些形容词是：kind,good,nice,wise,unwise,clever,silly,wrong,right,foolish,stupid,careless,rude,polite,naughty.8.你太愚蠢了借给那个骗子那么多钱。It’sfoolishofyoutolendsomuchmoneytothatcheat.9.他这么年轻就辍学了实在太不明智。Itwasunwiseofhimtodropoutofschoolsoyoung.10.我妈妈今天提醒我带上一把雨伞，真是考虑的太周到了。看！下雨了。Itisveryconsiderateofmymothertoremindmetotakeanumbrellawithmetoday.Look!itisraining.二、作宾语通常后接不定式作宾语的动词及短语总结：

ask,arrange,choose,demand(要求),plan,,intend,mean(计划),manage,learn,wish,hope,desire,expect,long（渴望）,want,wouldlike,shouldlike,wouldprefer,agree,promise(同意),decide,determine,offer(主动提出),apply(申请),help(帮助),fail(不能、没有),prepare(准备),pretend(假装),refuse(拒绝),happen(碰巧),afford(负担得起),itisuptosbtodosth（该由某人做......),sbissaidtodo（据说某人做……）

等。

巩固检查：不定式作宾语的动词句型汉译英1.要求做...2.安排做...3.选择做...4.计划做...5.打算做...6.设法做成...7.学习做...8.希望做...9.渴望做...10.同意做...巩固检查：不定式作宾语的动词句型汉译英1.要求做...asktodo;demandtodo;2.安排做...arrangetodo3.选择做...choosetodo4.计划做...plantodo5.打算做...intendtodo;plantodo;meantodo6.设法做成...managetodo7.学习做...learntodo8.希望做...wishtodo;expecttodo;hopetodo9.渴望做...desiretodo10.同意做...agreetodo巩固检查：不定式作宾语的动词句型汉译英1.要求做...2.安排做...3.选择做...4.计划做...5.打算做...6.设法做成...7.学习做...8.希望做...9.渴望做...10.同意做...

asktodo;demandtodo;arrangetodochoosetodoplantodo

intendtodo;plantodo;meantodomanagetodo

learntodo

wishtodo;expecttodo;hopetododesiretodoagreetodo11.允诺做...12.喜欢做...13.决定做...14.假装做...15.拒绝做...16.碰巧做...17.帮助某人做...18.申请做...19.准备做...20.负担的起做...21.未能做...

promisetodoliketodo;lovetodo,wouldliketoto;prefertododecidetodo;determinetodopretendtodorefusetodohappentodohelpsb(to)doapplytodobereadytodo;preparetodoaffordtodofailtodo1.besupposedtodo应该做某事2.bedeterminedtodo决心要做某事3.failtodo未能做某事4.goallouttodo全力以赴做某事5.havethenervetodo有胆量做某事6.haveagreatmindtodo很想做某事7.makeupone'smindtodo决定做某事8.makeanefforttodo努力做某事9.prepareoneselftodo有思想准备做某事10.takethetroubletodo不辞辛苦地做某事11.belikelytodo很可能做12.tryone'sbesttodo竭尽全力做巩固：1.应该做某事2.决心要做某事3.未能做某事4.全力以赴做某事5.有胆量做某事6.很想做某事7.决定做某事8.努力做某事9.有思想准备做某事10.不辞辛苦地做某事

11.很可能做12.竭尽全力做13.该由某人做...14.随意做...11.当他的妈妈进来的时候，Tom假装在睡觉。Tompretendedtobesleepingwhenhismothercamein.12.他碰巧正在调查那件事情。Hehappenedtobeinvestigatingtheevent.13.据说莫言的获诺贝尔奖的书《蛙》已被译成多种文字。MoYan'sNobelPrizebookFrogissaidtohavebeentranslatedintomanylanguages.14.非常抱歉昨天下午你的车在路上抛锚了，我们却未能帮忙。weweresorrynottohavegivenyouahelpinghandwhenyourcarbrokedownontheroadyesterdayafternoon.15.他的船沉了之后，那个水手奋力游到一个岛上。Thesailormanagedtoswimtoanislandafterhisboatsank.不定式短语作宾语时，如果还带有宾语补足语，往往把不定式短语放在宾补之后，而用it作形式宾语。句型为“主语+find(feel,think,believe,consider,etc)+it+形容词/名词+todosth”。16.Weconsideritourresponsibilitytoloveourcountry.17.他认为有必要把这件事向领导汇报。Hethoughtitnecessarytoreportthethingtotheleader.18.我觉得懂得如何急救是至关重要的。Ifinditvitaltoknowhowtodofirstaid.

不定式作某些介词的宾语。①不定式在介词

but,except,besides,otherthan

后面时,如果这些介词之前有行为动词do(非助动词)的各种形式时,那么这些介词后面的不定式不带to,否则带to。e.g.19.Shecoulddonothingbutcry.20.Whatdoyouliketodobesidesswim?21.Hehadnochoicebuttoflee.22.Therewasnothingformetodootherthanwaituntilthemeetingwasover.23.TheoldmanhadnothingtodobutwatchTV.②

当句子的谓语动词是can’t,can’thelp,can’tchoose

等结构时,but,except,besides后的不定式to也省略。24.Wecan’tbutadmirehisbravery.25.Wecan’tchoosebutwait.

26.

SheissuchalovelygirlthatIcan’thelpbutloveher.四、作宾语补足语A.在感官动词（see,hear,feel,listento,notice,watch,observe等）和使役动词（let,have，make）后的补足语中，不定式不带to。但这类句子变成被动语态时，必须带to。30.Isawhimplayinthepark.→Hewasseentoplayinthepark.31.Thebossmadethosemenworkdayandnight.→Thosemenweremadetoworkdayandnight.33.医生建议她不要吃太多的糖。Thedoctoradvisedhernottoeattoomuchsugar.

34.我终于说服了我的哥哥坐飞机去昆明，而不是乘火车。FinallyIpersuadedmybrothertogotoKunmingbyairinsteadofbytrain.35.政府号召我们保护环境。Thegovernmentcallsonustoprotectourenvironment.

C.believe,consider,count,declare,feel,find,guess,imagine,judge,know,prove,realize,suppose,think等动词后可接tobe作宾补。36.他自称是名大学生。Hedeclaredhimselftobeacollegestudent.37.警察局证实他是小偷。Thepoliceprovedhimtobeathief.

D.hope,demand,suggest等动词不能后接动词不定式作宾补。

38.Ihopemysonwillbebacksoon.

Ihopemysontobebacksoon.(wrong)

39.Shedemandedtobetoldeverything.Shedemandedofustotellhereverything.Shedemandedthatsheshouldbetoldeverything.Shedemandedustotellhereverything.(wrong)40.ShesuggeststhatTomnothaveadiscussionaboutitwithher./Shesuggestsnothavingadiscussionaboutitwithher.

五、作后置定语41.到达这个岛的唯一办法就是乘船。Theonlywaytogettotheislandisbyboat.

42.要想多活14年，有几件好事需要做：不要吸烟，多吃水果和蔬菜，经常锻炼。Togetanextra14yearsoflife,thereareafewgoodthingstodo:don'tsmoke,eatlotsoffruitsandvegetablesandexerciseregularly.43.他们制定了一个探索火星的计划。TheymadeaplantoexploreMars.B.作定语的不定式与所修饰的名词之间是动宾关系，不定式动词又是不及物动词时，应在该动词上加上一个介词。47.在这个大草原上我们很难找到一个小旅馆住宿。Itwashardforustofindaninntostayinonthisvastgrassland.48.突然，一首诗出现在他的脑际，不幸的是，他当时没有笔写，所以，他永远失去了那首诗。Suddenlyapoemappearedinhismind,unfortunately,hehadnopentowritewith.Sohelostitforever.六、作状语A.不定式作状语时，可表示目的，原因，结果或条件。不定式作目的状语时，常用(not)todo,inorder(not)todo,soas(not)todo（不可以位于句首）

。49.李明如此努力学习为的是弥补失去的时间。LiMingstudiedsohardinordertomakeupforthelosttime.50.她如此匆忙以至没注意到我。Shewasinsuchahurryasnottonoticeme.B.不定式可以跟在作表语的形容词之后作状语。51.这个问题很难回答。

Thequestionisdifficulttoanswer.

Petersavedagirl’slifeonhiswaytoworkandthenhurriedtohisoffice,onlytobetoldbythebossthathewasfiredasitwasthethirdtimethathehadbeenlate.(出乎预料的结果）55.只要你看上一眼那朵花，你就永远不会忘记它。Tolookattheflower,youwillneverforgetit.56.要想把一门外语学好，你必须投入大量的时间和努力才行。57.Tolearnaforeignlanguagewell,youmustspendalotoftimeandeffortonit.58.要想了解更多关于我们的产品的信息，请访问我们的网站。Toknowmoreaboutourproducts,pleasevisitourwebsite.B.有些不定式短语可以做独立成份，通常放在句首，有时置于句中或句未，须用逗号的开。59.Tobehonest,wearenotsuretofindthegirlintheforest.

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