Unit1ArtDiscoverUsefulStructures不定式作表語課件-高中英語人教版選擇性

Unit1ArtPeriod4(Discoveringusefulstructures)不定式作表語不定式的形式:一.基本形式：

_______________二.其否定形式是:__________________________主動語態(tài)被動語態(tài)一般式進行式完成式(發(fā)生在V謂之前)

todo

tobedone

tobedoing

tohavedone

tohavebeendone

---------todonottodoTask1Observegrammar1.OurgoalistodisplaytheChineseartisticgeniusfromancienttimes.2.PerhapsthebestwaytounderstandWesternart

istolookatthedevelopmentofWesternpaintingoverthecenturies.3.DuringtheMiddleAges,thepurposeofWesternartwastoteachpeopleaboutChristianity.4.Inthiswork,Monet’saimwastoconveythelightandmovementinthescene.5.Whattheyattemptedtodowasnolongershowreality,butinsteadtoaskthequestion,“Whatisart?”infinitives常用不定式作表語的幾種情況

Tip1.主語是目標(biāo)與計劃:aim,goal,purpose,plan夢想與希望:dream,wish,hope建議:suggestion,advice,proposalwhat引導(dǎo)的名詞性從句后加todo充當(dāng)表語，用來說明主語的內(nèi)容Mydreamis___________(become)apainter.MysuggestionaboutimprovingEnglishis________________(memorize)wordseveryday.Mydutyis____________(help)mystudentsimprovetheirEnglish.Mynextplanis____________(take)partinacompetition.WhatIdesiremostis__________(travel)aroundtheworld.tobecometomemorizetohelptotaketotravelTip2：seem,appear,remain,prove,turnout后加動詞不定式。Severalproblemsremain

.WhenIenteredtheroom,sheseemed

(read)anovel.tobereadingSomethingproved

(go)wrongwiththatwashingmaching.tohavegonetobesettledToaskhimesuchquestionsistoirritate(使不耐煩)him.Toseeistobelieve.Tohearistoobey.Tip3：主語為不定式，be動詞后也要用不定式充當(dāng)表語，以保持一致Asscheduled,weare_________(learn)ReadingpartinUnit1tomorrow.Whenhecomes,Iam_________(tell)himtheurgentmessage.Youmustbepatientandpersistentifyouare___________.如果你想成功，你必須有耐心和恒心。⑧Youare_________(have)aface-to-facetalkwiththem.你必須得和他們進行一次面對面的談話。Tip4：betodosth.表示將要做某事tolearntotelltosucceedtohaveTip5.當(dāng)主語包含定語從句,且先行詞為代詞all,或者主語被序數(shù)詞、或theonly,thelast或形容詞最高級

時，其后可接“系動詞+不定式”作表語Allhewantedwastositonthegrassanddrinksomewater.ThebiggestchallenggeIfaceinlearningEnglishistomemorizewords.Allhewantedwas____________.他只想一個人待著(leavealone)。TheleastIcandotohelpis________________.

我所能幫的最起碼的事是借給她一輛車。tobeleftalone(to)lendheracar動詞不定式作表語省略to的情況3.晚上他做過的唯一的事是讀報紙。Allweneedtodois

(to)live

eachdaywithhope.Whattheyattemptedtodowas

(to)draw

public

attention.Theonlythinghedid

inthe

evening

was

(to)

read

the

newspaper.一般情況下不定式符號to不能省略，但當(dāng)主句主語部分含有實義動詞do的某種形式(do/does/did/done)時，可省略作表語的動詞不定式（短語）里的不定式符號to:

1.我們需要做的就是懷有希望過好每一天。2.他們試圖做的是引起公眾關(guān)注。不定式作表語強調(diào)的是________________________的動作動名詞作表語強調(diào)的是_______________________的動作①Ourworkis

(serve)thepeople.②Myjobtodayis___________(clean)theclassroom.Hisjobistopaintthewallswithintwohours.Hisjobispaintingwalls.暫時的工作日常的工作servingtoclean一次性、具體的、將要發(fā)生一般性、抽象的、經(jīng)常發(fā)生動詞不定式作表語和v-ing作表語的區(qū)別動詞不定式作表語1.

當(dāng)主語是建議、目標(biāo)與計劃、夢想與愿望、職責(zé)時，表示主語的內(nèi)容，2.

系動詞為remain\seem\appear\prove\turnout時。4.betodo表將來3.

主語為todo時，表語也用todo以保持一致Summary5.主語有all,形容詞最高級；序數(shù)詞；thelast、theonly等Exercise11.Anotherwayofsettingrealisticgoalsis___________(analyze)yourshortandlongtermobjectives,keepinginmindyourbeliefs,valuesandstrengths.2.In1963,theUNsetuptheWorldFoodProgramme,oneofwhosepurposesis_______________(relieve)worldwidestarvation.3.Allwehavetodois___________(push)thebutton.4.Officialsbelievethatmorethanonepersonmaybe____________(blame)forthefire.5.Mydeskmateshowednoanxietyinfaceofthecompetition;sheseemed________________(prepare)foritprettywell.6.Supposeyouare_________（be）ajournalistforChinaDaily，doyouknowwhatkindsofjobstheyhave?toanalyzetorelieve(to)pushtoblametohavepreparedCompletethesentencesandtranslate.tobe用五句話表達你的夢想。（使用不定式作表語）Mybiggestdream/ambitionisto...IthinkallIhavetodois(to)....Myplanisto....Ithinkoneofthehardestthingsmightbeto...Iguessthebestway

to...isto…Exercise2

Exercise2

1.Mybiggestambitionis________________________________.2.IthinkallIhavetodois____________________________.3.Mylatestplanisto__________________________________.4.

Ithinkoneofmybiggestchallengemight

be___________________________________.5.IguessthebestwaytolearnEnglishis________________tobeadmittedintoakeyuniversity.tomemorizeallthenewwordsinthisunit.finishmyhomeworkcarefully.(to)studyharder.toreadmore3.Whileregularlyeatingoutseems

(become)commonformanyyoungpeopleinrecentyears,itisnotwithout

acost.4.Dozensofpeoplearesaidto

(trap)undertherubble(瓦礫)whenthebuildingscollapsed.5.Doletyourmotherknowallthetruth;sheappears

.(tell)everything.tohavebecomehavebeentrappedtohavebeentold練一練___________________thatjob,youmusthaveleftanotherjob.(take)Thelittlekidcame_________towardsme.(run)Isshewellenough_________?（travel）__________byherlastletter,theyhadawonderfultimethere.(judge)__________fromhistone,thereisnodoubtthatheisagainstit.(judge)Itismucheasier__________withlasttime.(compare)_________inthought,hestoodthereforalongtimeandatlastasmilelituphisface.(lose)_________intheirgame,thechildrendidn’tfeelh