Unit1ArtDiscoverusefulstructures课件高中英语人教版选择性

Unit1Discoverusefulstructures【P5activity1】Readthesesentencesandfillintheblanksusingthecorrectwordsfromthetextonpages2and3.Perhapsthebest_____tounderstandWesternartistolook

atthedevelopmentofWesternpaintingoverthecenturies.DuringtheMiddleAges,the_______ofWesternartwastoteachpeopleaboutChristianity.Inthiswork,Monet’s____wastoconveythelightandmovementinthescene...___________________________wasnolongershowreality,butinsteadtoaskthequestion,“Whatisart?”waypurposeaimWhattheyattemptedtodo动词不定式在句中作表语Leadin

动词不定式（短语）作表语相当于名词作表语。它和主语处在同等地位，所指的或是和主语一样的东西，或是主语产生的结果。常常可以将主、表交换位置，句子的意义不变。动词不定式（短语）作表语Matchthesentencehalvesandunderlinethekeywordsofthesubjectineachsentence.1Theyoungsinger'sintentionofperformingthesongwas2Thebestwaytodobusinessis3Whatthesurvivorsattemptedtodowas4Themainpurposeofarteducationinschoolsis5Theaimofthetwoleadersattheconferencewas6Forahumbleperson,oneofthehardestthingsmightbe7Whenyouarefacedwithaseriousdecision,mysuggestionis8Themother'swishis9AllhewantedafteratiringdaywasTheyoungsinger’sintentionofperformingthesongwastosharehisloveforrockmusicwithhisfans.Themainpurposeofarteducationinschoolsistoinspirestudentstobecreative.Theaimofthetwoleadersattheconferencewastoachievepermanentpeacebetweentheirtwocountries.Whenyouarefacedwithaseriousdecision,mysuggestonistolistentoyourowninnervoice.ObserveandDiscover动词不定式作表语Tip1：主语是以__________________________________________

_____________________________________________________________________等表意向、打算、计划的名词时，或者以_____________________表示时，一般用动词不定式作表语说明主语的内容。method，problem，task，wish，aim，goal，purpose，suggestion，duty，hope，idea，intention，plan，way，stepwhat引导的名词性从句有时，根据表达的需要，在作表语的不定式前，还可添加疑问代词或疑问副词，包括what,who,how,when,where等。例如：Theproblemwashowtobegin.Thebestwaytodobusinessistobuildtrustbetweenyouandyourclient.Forahumbleperson,oneofthehardestthingsmightbetocriticiseotherpeople.tip2当主语包含定语从句且其先行词为代词_____或者主语被___________________或形容词________修饰时，其后可接“系动词+不定式”作句子的表语。allonly,first,one,least最高级tip3动词不定式作表语可表“________________________________________”等。Inourcountry，peopleunder18are____________.(禁止)在我们国家，未满18周岁的人禁止开车。Youmustbepatientandpersistentifyouare___________.(愿望)如果你想成功，你必须有耐心和恒心。Youare_________aface-to-facetalkwiththem.(劝告)

你必须得和他们进行一次面对面的谈话。nottodrivetosucceed

同意、安排、命令、决定、劝告、意愿、禁止等tohave4.表示事态发展的结果、预期的结果、不幸的命运或预言。Thatexperiencewastochangehiswholelife.那次经历会改变他的整个生活。Youmusttellmeaboutit，ifwearetoremainfriends.如果我们还想继续做朋友的话，你就必须告诉我那件事。5.用于被动语态，相当于can/could，should，oughtto，must，具有情态意义。Youaretoberewarded.你应该受到奖励。(should)It’snowheretobefound.哪儿也找不到它。(can’tbe)Thesebooksarenottobesold.这些书不应该被卖掉。(oughtnottobe)6.不定式作表语，可用主动形式表示被动意义。Yourclientistoblameforthelossofsomuchmoney.损失这么多钱应该怪你的客户。7.动词不定式(短语)作表语时，一般情况下不定式符号to不能省略，但当主句主语部分含有实义动词do的某种形式时，可省略作表语的动词不定式（短语）里的不定式符号to:

Whattheyattemptedtodowasnolongershowreality,butinsteadtoaskthequestion,“Whatisart?”Intheevening

theonlythinghedidwasreadthenewspaper.动词不定式作表语和动名词作表语的区别动词不定式和动名词都可以作表语。但用法有区别：表示一般的、泛指的或习惯性的行为用动名词；表示具体的、一次性的或将来的动作用不定式。Mary’staskistosetthetable.玛丽的任务是要去摆桌子。Hisjobislookingaftersheep.他的任务是照看羊。▲但这种区别并不是绝对的。例外的情况也不少，比如在job，problem等名词后面就可用不定式或动名词作表语，且意思区别很小。如：Theproblemisfindingthetimetogetthesethingsdone.问题是要找到完成这些事情的时间。Theproblemistofindasuitableplaceforthesculpture.问题是要找到一个合适的地方安放这个雕塑。Ⅰ.单句语法填空Themostmeaningfulthinghewantstodois______(help)thepoor.Thisyear,hisplanis_______(make)somechangesintheteachingmethod.WhatIsuggestis

_______(start)workatonce.Oneofherhobbiesis

_________(collect)stamps.Ithinkitisyourbrotherwhois_______(blame)fortheaccident.

helptomaketostartcollectingtoblameYouare______________(reward)

ifyouhavemadeabreakthrough.Throughmyyearsofschoollife,I’velearnedthatifweare________(make)

adifferenceinlife,it’sofgreatimportancethatweshouldbeginwithsmallthings.Thestudentstrustherverymuch;

asaresult,

heradviceis__________(influence)

theirdecisions. toberewardedtomake

toinfluence别担心,你需要做的就是好好睡一觉.Don’tworry.Whatyouneedtodo_______________________

.

今年,他的计划是要对教学方法进行一些变革.Thisyear,hisplan_____________________________________.我建议马上开始工作.WhatIsuggest______________atonce.她的爱好之一是集邮.Oneofherhobbies___________________

.我认为是你弟弟对这次事故负有责任.Ithinkitisyourbrotherwho_________________________

.is(to)haveagoodsleepistomakesomechangesintheteachingmethodistostartworkiscollectingstampsistoblamefortheaccident完成句子toprotectbestoppedtodeveloptocuttoblametopurchasekeepsareproducingtoworkSummary一、动词不定式（短语）作表语的用法主语是以method，problem，task，wish，aim，goal，purpose，suggestion，duty，hope，idea，intention，plan，way，step等表意向、打算、计划的名词时，或者以what引导的名词性从句表示，一般用动词不定式作表语说明主语