Unit1ArtPeriod4(Discoveringusefulstructures)不定式作表語(yǔ)1.Learntoidentifytheusageoftheinfinitiveasthepredicative.2.Learntosummarizethedifferentformsoftheinfinitive.3.Learntoapplytheinfinitivecorrectlyinrealsituations.LearningaimsLeadinCanyoutranslatethemintoEnglish?1.眼見(jiàn)為實(shí)。3.樣樣精通，樣樣松。2.活到老，學(xué)到老。Toseeistobelieve.Itisnevertoolatetolearn.Toknoweverythingistoknownothing.主語(yǔ)表語(yǔ)真正主語(yǔ)形式主語(yǔ)主語(yǔ)表語(yǔ)Whatisinfinitives?不定式是

動(dòng)詞的一種。即不定式在句中可以作句子除

之外的大部分句子成分

。Readandthink1.Toseeistobelieve.2.HedeciedtostudyEnglishhardfromthemon.3.TolearnEnglishwell,hegetsupearlyeverymorning.4.Hehasalotofbookstoread.5.IaskedhimtohelpmewithmyEnglish.非謂語(yǔ)謂語(yǔ)（主賓表定狀補(bǔ)）不定式只有todo一種形式嗎？Readandthink1.Mikeisgoingtoattendtheconferencetobeheldtomorrow.2.Hepretendedtobesleepingwhenhisfathercamein.3.Iamsorrytohavekeptyouwaitingsolong.4.Itisanhonorformetohavebeeninvitedtoyourlecture.5.HewassiadtohavebeenlivinginBeijingfor10years.主動(dòng)語(yǔ)態(tài)被動(dòng)語(yǔ)態(tài)一般式進(jìn)行式完成式完成進(jìn)行式

todo

tobedone

tobedoing

tohavedone

tohavebeendone

tohavebeendoing//Grammarfocus(1)PerhapsthebestwaytounderstandWesternartistolookatthedevelopmentofWesternpaintingoverthecenturies.(2)DuringtheMiddleAges，thepurposeofWesternartwastoteachpeopleaboutChristianity.(3)Inthiswork，Monet’saimwastoconveythelightandmovementinthescene...1.動(dòng)詞不定式做表語(yǔ)基本結(jié)構(gòu)：

。am/is/are/was/were+不定式2.主語(yǔ)是以____,____,_______duty,suggestion,duty,hope,idea,intention,plan等為中心的名詞詞組時(shí)，一般用動(dòng)詞不定式作表語(yǔ)說(shuō)明主語(yǔ)的

。wayaimpurpose內(nèi)容WhatIsuggestistoputoffthemeetingtillnextFriday.Whatstrikesmemostistoseeheralwayswalkhomehurriedly.Whathewantstodoistoexpresshisthanksforyourhelp.3.當(dāng)

引導(dǎo)的主語(yǔ)從句作主語(yǔ)時(shí),表語(yǔ)用

。what動(dòng)詞不定式Thenextstepistomakesurethatyouknowexactlywhatisrequired.Themostimportantthingaboutvloggingistotellagoodstory.Ctreatinganatrualreserveis

toprotectthoseendangeredspecies.4.不定式作表語(yǔ)，可用于表示

。目的Herbestwishistoputhernewideasintopractice.Mydreamistobe

admittedintoakeyuniversity.5.當(dāng)動(dòng)詞所表達(dá)的是

行為或

的行為時(shí),通常用動(dòng)詞不定式(短語(yǔ))作表語(yǔ)。

將來(lái)有待于實(shí)現(xiàn)10Whoistoblameforthefire?

Somethingisstilltofindout.Thehouseistolet.6.動(dòng)詞不定式作表語(yǔ)時(shí)，可用

形式表示被動(dòng)意義。主動(dòng)Myquestioniswheretofindtheanswer.

Hisproblemwashowtobegin.7.作表語(yǔ)時(shí)，還可用

加不定式。特殊疑問(wèn)詞8.seemappearremaingetprovegrow也可以作系動(dòng)詞后接不定式作表語(yǔ)Theyappeared

(travel)toalotofplacesaroundtheworld.Listen!Thesoundseems

(come)fromthenextroom.Heproved

(be)right.Itremains

(see)whetherheisrightorwrong.tohavetravelledtobecomingtobetobeseenPractice1.Youknow，myaimis___________(lose)100poundsnextyear.2.Listen！Themusicseems________________(come)fromthecastle.3.Thekidwas_____________(blame)forthebrokenvase.4.Oneofthemostimportantthingsyoushoulddois___________(find)outthetruth.5.Thepurposeofeducationis_____________(develop)afinepersonalityinchildren.6.Oneofhislatestprojectshasbeen___________(make)plantsglow(發(fā)光)inexperimentsusingsomecommonvegetables.(2020·全國(guó)卷Ⅰ閱讀D)7.Theyappear________________(be)friendsforabout20years.8.Whileregularlyeatingoutseems________________(become)commonformanyyoungpeopleinrecentyears，it’snotwithoutacost.(2018·浙江卷語(yǔ)法填空)9.Anotherwaytohideamessageis_________(use)symbolstostandforspecificlettersofthealphabet.10.Theonlythingthatinterestshimis_____________(dance).tolosetobecomingtoblametofindtodeveloptomaketohavebeentohavebecometousedancingPracticeIhaveaclosefriend,whoseambitionis1______(work）inthecomputerindustrywhenhegrowsup.Thefirstthingheplanstodonowis2______(study)hard.Buthehassomedifficultyin3______(learn）English.Soheturnstohisconsultant,whosedutyis4______(assist)studentstosolvetheproblems.Thewomanseems5______(understand）himthoroughly.Hersuggestionisthathe6______(do）morereading,whichwillbenefithimalot.It'snouse7____________(say）withoutaction.Followingthissuggestion,whathedecidestodois8______（search)forsomereadingmaterialsandformahabitof9______（read）.Noweverythingseems10______(be)allright,andhebeginstoenjoyhisstudyandbecomesconfident.toworktostudylearningtoassisttounderstand(should)dosayingtosearchreadingtobe動(dòng)詞不定式作表語(yǔ)1.基本結(jié)構(gòu)：系動(dòng)詞+不定式2.主語(yǔ)一般是aim,purpose,plan,duty,decision等或what引導(dǎo)主語(yǔ)從句時(shí)，表語(yǔ)用動(dòng)詞不定式3.不定式作表語(yǔ)常表示目的或者將要做的事或主動(dòng)表被動(dòng)4.作表語(yǔ)也可以用特殊疑問(wèn)詞加不定式主動(dòng)語(yǔ)態(tài)被動(dòng)語(yǔ)態(tài)一般式進(jìn)行式完成式完成進(jìn)行式

todo

tobedone

tobedoing

tohavedone

tohavebeendone

tohavebeendoing//Translation:1.（2022新高考Ⅰ卷應(yīng)用文）我寫(xiě)信給你的理由是邀請(qǐng)你做客我們的英語(yǔ)節(jié)目。2.（2022全國(guó)乙卷）作為學(xué)生，我的觀點(diǎn)是做更多的拓展閱讀來(lái)積累基礎(chǔ)的英語(yǔ)知識(shí)并且開(kāi)拓我們的視野。3.（2022新高考Ⅰ卷讀后續(xù)寫(xiě)）我想讓你知道的就是勇敢地面對(duì)這場(chǎng)比賽。4.（2022新高考Ⅰ卷讀后續(xù)寫(xiě)）你能做的唯一一件事就是努力的追求你想要的東西。ThereasonwhyIwritetoyouistoinviteyoutobetheguestofourEnglishprogram.Asastudent,myopinionistodomoreextensivereadingtoaccum