動詞不定式第1頁結(jié)構(gòu):todo(否定)nottodo二.

時態(tài)與語態(tài)主動語態(tài)被動語態(tài)普通式進行式完成式完成進行式不定式

todo

tobedone

tobedoing

tohavedone

tohavebeendone

tohavebeendoing--------------------第2頁1.作主語2.作賓語3.作賓語補足語4.作定語5.作狀語6.作表語7.作獨立成份8.與疑問詞等連用第3頁三.使用方法/功效Toseeistobelieve.It’simportanttolearn.(1).主語不定式作主語時,往往放在謂語之后,用it作形式主語.Myjobtohelpthepatient.Yourtasktocleantheclassroom.isis(2).表語第4頁Iwanttogohome.Theworkersdemandedtogetbetterpay.Ifounditnecessarytotalktohimagain.(3)賓語think/consider/findit+adj.+todo慣用動詞不定式作賓語動詞有：hope,refuse,learn,setoutchoose,decide,agree,manage,pretend,plan.

第5頁Theteachertoldmetocleantheblackboard.Iexpectyoutogivemesomehelp.(4).賓補二看

watchsee

lookat三使

let

make

have

一聽

listento

hear四注意:

feelwarn,tell,allow,help,ask,force等notice五感覺:第6頁Imadehimdohiswork.Hewasmadetodohiswork(byme).不定式用在介詞but,except,besides后時,假如這些介詞前有行為動詞do各種形式,那么介詞后不定式不帶to,相反則帶to.(1).Shecoulddonothingbutcry.(2).Ihavenochoicebuttogo.(3).Whatdoyouliketodo

besidessleep.第7頁Ihavesomethingtosay.Hehasalotofhomeworktodo.Heislookingforaroomtolivein.Thereisnothingtoworryabout.(5).定語(假如不定式中動詞是不及物動詞,則不定式中要有介詞.)第8頁不定式作定語時，應(yīng)放在被修飾詞后面，而且放在其它后置定語之后。1.不定式做定語與所修飾詞之間有三種關(guān)系：(1)動賓關(guān)系

Ihavealotofworktodo.我有很多工作要做。(2)主謂關(guān)系

Heisalwaysthefirsttocome.他總是第一個來。(3)同位關(guān)系

Weallhaveachancetogotocollege.我們都有上大學(xué)機會。第9頁2.不定式所修飾名詞或代詞是不定式動作地點工具等，即使是及物動詞，不定式后面仍須有對應(yīng)介詞。

3.不定式所修飾名詞假如是time,place或way，不定式后面介詞習(xí)慣上要省去。Hehadnomoneyandnoplacetolive.他沒錢沒地方住。請給我一支寫字筆.Pleasegivemeapentowritewith.第10頁4.something,anything,nothing,everything等復(fù)合不定代詞慣用不定式做后置定語。注意比較：Doyouhaveanythingtosend?你有什么東西要寄嗎？（不定式tosend動作執(zhí)行者是you）2.Doyouhaveanythingtobesent?你有什么要（我或他人）寄東西嗎？（不定式tobesent動作執(zhí)行者是已被省略me或someoneelse）第11頁Icameheretoseeyou.Hegotupearlytocatchthetrain.(6)狀語inorderto,soasto,enoughto,onlyto,too….to.,第12頁(7).獨立結(jié)構(gòu)tobefrank,tobehonest,totellthetruthTotellthetruth,Idon’tagreewithyou.第13頁關(guān)于小品詞to(1).不定式中動詞上文已出現(xiàn)過,下文要省略該動詞.eg:Wouldyouliketogowithme?I’dliketo.(2).不定式是tobe結(jié)構(gòu),be不可省.eg:Wouldyouliketobeateacher?I’dliketobe.第14頁不定式與疑問詞who,which,when,how,what等連用，在句中起名詞作用，可充當(dāng)主語、表語、賓語等。Hedidn’tknowwhattosay.他不知道說什么。(賓語)Howtosolvetheproblemisveryimportant.怎樣處理這個問題很主要。(主語)Myquestioniswhentostart.我問題是什么時候開始。(表語)注意：在與why連用時，只用于why或whynot開頭簡短疑問句中，后面緊跟動詞不定式不帶to。

Whynothavearest?第15頁固定句型:hadbetter/hadbest+(not)dosth.最好（不）做某事Why(not)dosth.?…prefertodo/preferdoing…prefer+n./doingA+to+n./doingB…prefer+todoAratherthan(to)doB…wouldrather(not)dosth.…wouldratherdoAthan(do)B…wouldrather+句子（過去式）（虛擬語氣）要做……第16頁(1).Theypretendednottoseeus.(2).Hepretendedtobesleeping.(3).Shepretendedtohaveknownitbefore.(普通式表示與謂語動作同時/幾乎/發(fā)生在它之后.)(在謂語動詞發(fā)生同時,不定式動作也正在進行)(完成式表示動作發(fā)生在謂語動作之前)(4).We’rehappytohavebeenworkingwith

you.(完成進行式表示謂語動作發(fā)生之前,不定式動作一直在進行而且可能之后也繼續(xù))第17頁Myteacherwasmade_____histeachingbecauseofpoorhealth.givingupB.togiveupC.giveupD.givenup2.Thesentencewants____oncemore.explainedB.toexplainC.beingexplainedD.explaining3.TheArcticisconsidered____thenorthernpartoftheAtlantic.havingbeenB.tohavebeenC.tobeD.beingBDC第18頁4.TheEmperororderedthewonderfulcloth_____forhimwithoutdelay.tohavewovenB.tobewovenC.tobeweavingD.toweave5.IfoundtheGermanlanguagehard____.learnedB.learningC.tobelearnedD.tolearn6.—Thelightintheofficeisstillon.---Oh,Iforgot______.turningitoffB.turnitoffC.toturnitoffD.havingturneditoffBDC第19頁7.---Howdoyoudealwiththedisagreementbetweenthecompanyandthecustomers?---Thekey____theproblemistomeetthedemand____bythecustomers.tosolving,makingB.tosolving,madeC.tosolve,makingD.tosolve,made8.---Whatdoyouthinkoftheschool?----Itisaverygood_____.schooltostudyinB.schoolforchildrentostudyC.studyingschoolD.schooltostudyBA第20頁9.---Didyougetajob?---No,I___,butit’snouse.expectedB.triedtoC.managedtoD.planned10.Wefinditimpossibleforthework___aheadoftime.tofinishB.finishingC.beingfinishedD.tobefinished11.---IusuallygotoShanghaibytrain.----Whynot___therebyboatforachange?totrytogoB.trygoingC.totrygoingD.trytogoBDB第21頁12.___aliving,shehadtoworkfrommorningtillnight.TomakeB.MadeC.MakingD.Tohavemade13.Iwouldratherstarvetodeaththan___forfood.begB.beggingC.beggedD.tobeg14.Theboypretended____whenhismotherentered.readingB.toreadC.tobereadingD.beingreadAAC第22頁Exercise第23頁1.Robertissaid____abroad,butIdon’tknowwhatcountryhestudiedin.tohavestudiedB.tostudyC.tobestudyingD.tohavebeenstudying2.Thepurposeofnewtechnologiesistomakelifeeasier,____itmoredifficult.notmakeB.nottomakeC.notmakingD.don’tmake3.I’veworkedwithchildrenbefore,soIknowwhat____inmynewjob.expectedB.toexpectC.tobeexpectingD.expects第24頁4.Havingatripabroadiscertainlygoodfortheoldcouple,butitremains____whethertheywillenjoyit.toseeB.tobeseenC.seeingD.see5.ItissaidinAustraliathereismorelandthanthegovernmentknows____.itwhattodowithB.whattodowithitC.whattodoitwithD.todowhatwithit6.Themotherdidn’tknow____toblameforthebrokenglassasithappenedwhileshewasout.A.whoB.whenC.howD.why第25頁7.Pauldoesn’thavetobemade____.Healwaysworkshard.A.learnB.tolearnC.learned D.learning8.Weagreed____herebutsofarshehasn’tturnedupyet.A.havingmetB.meetingC.tomeetD.tohavemet9.Theboywantedtoridehisbicycleinthestreet,buthismothertoldhim____.A.nottoB.nottodoC.notdoitD.donotto第26頁10.Thepatientwaswarned____oilyfoodaftertheoperation.A.toeatnotB.eatingnotC.nottoeatD.noteat