Unit6TheMediaLesson1FocusOnLanguage課件高中英語北師大版選擇性

Unit6Lesson1語法專題：it的用法【語法體系】【自主感知】①It'stimetohavesupper.

表示時間②Itoftenrainshereinsummer.

表示天氣③Itistwentymilesfrommyschooltothevillage.

表示距離④Itwasveryquietinthegarden.

表示環(huán)境⑤--Whereisthedog?--Itislyingunderthetree.

表示上文提到的dog⑥Isitaboyoragirl?

表示不明身份的人⑦TheSmithsboughtanewhousebutitwillneedalot

ofworkbeforetheycanmovein.

表示雙方都知道的house一、指代【規(guī)則點撥】(1)it可指代天氣、時間、距離、環(huán)境等(2)it可指代前面所提到過的事情、事物(3)it可指代身份不明的人。(4)it可指代談話雙方都明白的事情或情況【易混辨析】it指前面提到過的同一個人或者物one可以指代前面出現(xiàn)過的不可數(shù)名詞或單數(shù)可數(shù)名詞，指代單數(shù)可數(shù)名詞時相當于theone。其復數(shù)形式為those,相當于theonesthat指代前面出現(xiàn)過的同類事物中的一個，其復數(shù)形式為

ones【對點練】(1)完成句子①(2023·新高考Ⅰ卷)Notonly_________________________

anopportunitytoshowmywritingskills,butitcan

alsosparkmypassionforwriting.它不僅為我提供了一個展示寫作技能的機會,而且能激發(fā)我對寫作的熱情。②Whenthefactorycloses,

_____________________500workerswillbeoutofwork.工廠關閉時,就意味著500名工人將失業(yè)③-Whattimeisitbyyourwateh?--______________________________.一你的表幾點了?--9點39分。④____________________________inthewoods.小樹林里真安靜。⑤Thebabycriedwhen_________________________.這個嬰兒餓了就哭。doesitsupplymewithitwillmeanItis9.39ltisreallyquietitwashungry(2)選詞填空(it，one，that，those)⑥Hewantstosellhiscarandshewantstobuy________.⑦lsawmanynewbikesinthestore,solaskedmy

fathertobuy________forme.⑧TheweatherinShanghaiiswarmerthan__________in

Harbininwinter.⑨Thestudentswhodobestintheexamarenotalways____________

withthebestbrains.itonethatthose二、it作形式主語【自主感知】①It'snormaltohavehighexpectationswhenafilmof;afavouritebookismade.②Itissafetosaythatgreatfilmsmaybemadefromnotparticularlygoodbooks.③Itisapitythatyoucan'tgowithher.【規(guī)則點撥】(1)

it作形式主語的常用句型:

①Itbe+adj.(+for/ofsb.)十不定式

②Itbe十名詞詞組(apity/afact/nowonder/...)十that從句

(1)it作形式主語的常用句型:①Itbe+adj.(+for/ofsb.)十不定式②Itbe+nogood/use/useless+doingsth.③Itbe+(well)worth+doingsth.④Itbe十名詞詞組(apity/afact/nowonder/...)十that從句⑤It十特殊動詞(seem/appear/turnout/occurtosb./...)+that從句⑥Itbe十過去分詞十that從句⑦Ittakes(sb)+sometime/somemoney+todosth.【規(guī)則點撥】【名師指津】

在句型“Itbe+adj.(+of/forsb.)十todosth.”中,若形容詞表示對邏輯主語的評價，不定式前用of

sb.，常見的形容詞有kind，clever，stupid,brave，wrong，wise等;若形容詞說明不定式所表示的行為的性質(zhì)或特點,不定式前用forsb.,常見的形容詞有difficult,easy,hard,important,impossible.necessary，possible等三、it作形式賓語【自主感知】①Theymaybetooclosetothematerialandfindit

difficulttoadapttoanewform.②IfinditeasytogetonwithJim.③Ihavemadeitclearthatnobodyisallowedtosmoke'here.④I'dappreciateit

ifyoucouldattendmyparty.【規(guī)則點撥】（2)it作形式賓語的常用句型:①主語+think/believe/suppose/consider/feel/make/keep/...+it+adj.+for/ofsb.+todosth.②主語+think/believe/suppose/consider/feel/makekeep/...+it+useless/worthwhile/nouse/no

good/awasteoftime/...+doingsth.③動詞+it十介詞短語十that從句，如:把……歸功于……oweittosb.that...認為·…是理所當然的takeitforgrantedthat...記住·keepitinmindthat...④it用在不能直接跟賓語從句的動詞后面，尤其是表示好惡的動詞或短語后，如enjoy，like，lovedislike,hate,appreciate,seeto等。[對點練】(完成句子)①___________________________________ifyoucouldhelpme.如果你能幫助我,我會很感激的，②(2022·全國己卷書面表達)_____________forstudents

themselvestoimprovetheirself-discipline.學生自己迫切需要提高自律性。③AsfarasI'mconcerned,_________________________with

him.Hewon'tchangehismind.就我而言,和他爭論是沒有用的。他不會改變主意的。④Newtechnologies_________________________toproducenew

productsfasterandatalowercost.新技術使得以更低的成本更快地生產(chǎn)出新產(chǎn)品成為可能。IwouldappreciateitIt

isurgentitisnousearguingmakeitpossible⑤Youcan______________________________heisverysmart.

你就相信吧,他非常聰明。⑥_____________________________youdon'tagreewithme.

我的理解是:你不同意我的見解。⑦Please__________________________youbringenoughmoneywhen

yougoout.當你出門時請務必帶夠錢。⑧_______________________allofthemhavegonetothecinema.據(jù)說他們都去看電影了。countonitthatItakeitthatseetoitthatItissaidthat三、it用于強調(diào)句型及其他固定句式【自主感知】①Onemaythinkthatitisthebookwriterwhoisinthe

bestpositiontodofilmadaptations.②Itisthreeyearssincehisfatherpassedaway.③Itwasn'tlongbeforehetoldusaboutthisaffair.④Itwasalready8o'clockwhenwegothome.會發(fā)現(xiàn)①句中的it用于強調(diào)句型;②③④句中的it用于時間狀語從句，【即時鞏固訓練】l.單句語法填空1.Butthat'shownatureisalwaysleavingus_____________(astonish).2.Theymakegreatgiftsandyouseethemmanytimes____________(decorate)withredenvelopesand

messagesofgoodfortune.3.Theteacherstoodthere,______________(surround)by

manystudents.4.Alltheafternoonheworkedwiththedoor____________(lock).astonisheddecoratedsurroundedlockedit用于強調(diào)句型及其他固定句式，常見結構如下：(1)It

is/was十被強調(diào)部分+that/who十其他部分，表示“正是……”(2)It+be十時間段+since引導的從句，表示“自……以來已多久了”(3)It+be十時間段十before引導的從句,表示“過多久才…...”(4)It+be十時間點+when引導的從句,表示“當……時已經(jīng)幾點了”(5)It+be+(high)time+that引導的從句,表示“是該做……的時候了”(6)It-be-thefirst/second/third/time+that引導的從句，表示“這是第幾次……”【對點練】(1)單句語法填空①_______wasbecausehisfatherwasillthathedidn'tattendtheclass.②Ithasbeen5years_______IleftBeijing.③Itwashalfanhour_______theambulancearrived.④Itisonthefarmwhereweworkedtogether_______wegottoknoweachother.⑤Itwillbemanyyears_______thesituationimproves.Itsincethatthatbefore(2)完成句子⑥_____________________________________________________________.

自從他們結婚以來已經(jīng)10年了。⑦_____________________________________________________________.

她早該寫一封信給她媽媽了。⑧___________________________________________________________________________________________.

這是這些歐洲人第一次參觀長城。Itwas10yearssincetheyhadmarriedItishightimethatshewrotealettertohermotherItisthefirsttime

(that)

theseEuropeanshave

visitedtheGreatWall

即時鞏固訓練I.句型轉換1.Asiswellknowntoall,theearthisround.→______________________thattheearthisround.2.Readingisbelievedtoincreaseourknowledgeandbroadenourmind.→______________________

thatreadingincreasesourknowledgeandbroadensourmind.3.HefoundthatitwasawasteoftimewatchingTVtoomuch.→He______________________

watching

TVtoo

much.ItiswellknowntoallItisbelievedfounditawasteoftime4.Ithinkitisnogoodreadinginbed.→Ithink___________________inbed.5.Theweatherisfineinautumn.Ilikeit.→___________________theweatherisfineinautumn.6.Tommetyoursisterinthezooyesterday.(強調(diào)主語)→________________________________________________________.7.Theycouldnotcrosstheriverbecausethewaterhadrisen.(強調(diào)原因狀語從句)→______________________________________________