Unit2 Bridging Cultures Discovering useful structures 课件英语人教版（2019）选择性必修第二册

DiscoveringusefulstructuresUNIT2BRIDGINGCULTURES英语句子的种类简单句(五种基本句型)并列句(并列、转折、因果、选择)复合句：主句+从句名词性从句定语从句状语从句ReviewLead-inEnjoyabeautifulsongAslongasyouloveme—BackstreetBoysAlthoughlonelinesshasalwaysbeenafriendofmine,I’mleavingmylifeinyourhands.PeoplesayI’mcrazyandthatIamblind,riskingitallinaglance,Howyougotmeblind

isstillamystery.ObserveandDiscoverIcan’tgetyououtofmyhead.Don’tcarewhatiswritteninyourhistory,aslongasyou’reherewithme.Idon’tcarewhoyouare,whereyou’refrom,whatyoudid,aslongasyouloveme.Aslongasyouloveme—BackstreetBoysAlthoughlonelinesshasalwaysbeenafriendofmine,I’mleavingmylifeinyourhands.PeoplesayI’mcrazyandthatIamblind,riskingitallinaglance,Howyougotmeblind

isstillamystery.宾语从句主语从句ObserveandDiscoverIcan’tgetyououtofmyhead.Don’tcarewhatiswritteninyourhistory,aslongasyou’reherewithme.Idon’tcarewhoyouare,whereyou’refrom,whatyoudid,aslongasyouloveme.宾语从句宾语从句Thestructureofnounclauses名词性从句

nounclause主语从句subjectclause宾语从句objectclause表语从句predicativeclause同位语从句appositiveclause从句一律保持陈述语序Findanddiscussthefunctionsofnounclauses.①Whoheisdoesn’tconcernme.②Whathesaidisunbelievable.③Whereweshalldothetestisstillunderdiscussion.④Whenwewillholdthesportsmeetisstillunknown.⑤HowhegotintouchwithTomisnotclear.⑥Thatlighttravelsfasterthansoundisknowntousall.⑦Whethershelikesthepresentisnotcleartome.以上从句为名词性从句中_____________(类)，引导词可以用：________________________________________________________主语从句that/whether/what/who/when/where/why/whatever/whoever等ObserveandDiscoverThestructureofnounclauses1.Everyyear,__________makesthemostbeautifulkitewillwinaprizeintheKiteFestival.(2017北京改)2.Yoursupportisimportanttoourwork.__________youcandohelps.

(2016北京改)3._______thedelayedflightwilltakeoffdependsmuchontheweather.(2014陕西改)whoeverWhateverWhen一、主语从句：从句在句中充当主语成分ThestructureofnounclausesIt’spossible/important/necessary/clear…that…

很可能/重要的是……/必要的是……/很清楚……It’ssaid/reported…that…据说/据报道……It’sbeenannounced/declaredthat…已经通知/宣布……Itseems/appears/happens…that…显然/明显/碰巧……It’snowonderthat…并不奇怪/无疑……It’sapitythat…遗憾的是……It’safact/acommonknowledge…众所周知……It’sacommonsaying…俗话说it的用法:形式主语Thestructureofnounclauses“if”引导主语从句不能置于句首，应由“whether”引导主语从句的“that”

一般不能省略“what”

引导主语从句时，谓语动词： (1)常与其后作表语的名词一致 (2)根据句子的语境而定·Whatyouleftareonlyseveraloldbooks.·Whatyousaidisofgreatimportance.·Whathesaysanddoesdoesn’tconcernme.·Whathesaysanddoesdon’tagree.ThestructureofnounclausesFindanddiscussthefunctionsofnounclauses.①Thefactisthatwehavelostthegame.②Thequestioniswhatweshoulddo.③Theproblemishowweshouldcarryouttheplan.④Thequestioniswhetherthefilmisworthseeing.⑤Thereasonwhyhewaslatewasthathemissedthebusbyoneminutethismorning.⑥Mysuggestionisthatwe(should)tellhimthetruth.以上从句为名词性从句中_____________(类)，引导词有：____________________________________________________表语从句that/whether/what/who/when/where/why/whatever/whoever等ObserveandDiscoverThestructureofnounclauses连接词：that/whether/asif/asthough

(if不引导表语从句)连接代词：who/whoever/which/whatever/what连接副词：when/where/why/how二、表语从句：从句在句中充当表语成分，一般放在

连系动词之后。作用：对主语进行解释说明。Thestructureofnounclauses1.在表语从句中，表“是否”时，只能用“whether”不能用“if”。2.一般情况下,“that”不能省略。3.Itis/waswhy…4.Thereason(why…/for…)is/wasthat…SummaryThestructureofnounclauses1.Thisis_______myfatherhastaughtme—toalwaysfacedifficultiesandhopeforthebest.

(2018北京改)2.Thebestmomentforthefootballstarwas_______hescoredthewinninggoal.(2014北京改)即学即练whatwhenThestructureofnounclausesFindanddiscussthefunctionsofnounclauses.①Ihope(that)everythingisallright.②Iwonderwhysherefusedmyinvitation.③Ican’timaginewhatmadehimactlikethat.④Iwanttoknowwhenwewillholdthesportsmeet.⑤I’minterestedinwhetheryou’vefinishedthework.⑥Theydon’tknowwhether/iftogothere.以上从句为名词性从句中_____________(类),引导词可以有：____________________________________________________宾语从句that/whether/what/who/when/where/why/whatever/whoever等ObserveandDiscoverThestructureofnounclauses三、宾语从句：从句在句中充当宾语成分（可以作谓语动词、介词、不定式等非谓语动词的宾语） that(常可省略),

whether,if

连词： who,what,which,whoever,whatever when,where,why,howThestructureofnounclausesTheteachertoldhisclassthatlight______fasterthansound.Theheadmasterhopeseverything______(go)well.Iheardthey____________(return)italready.Theradiosaysit_______(be)cloudytomorrow.1.当主句的谓语动词是一般现在时或一般将来时，宾语从句的谓语动词可以用所需要的任何一种时态。2.当主句的谓语动词是一般过去时，宾语从句的谓语动词要用相应的过去时态，但当宾语从句叙述的内容为客观真理时，仍然用一般现在时。travels

hadreturned

willbe

goes宾语从句的时态

注意：“that”在以下情况下不能省略

1.当一个动词后接两个或两个以上的宾语从句时，第一个that可以省略，第二个及第二个以后的that都不可以省略。①Shesaid(that)shecouldn’ttellmeandthat

Icouldn’tunderstand.②Hesaid(that)hewasgoodatEnglishand

that

hewouldgoabroadforfurtherstudy.2.在it作形式宾语时，that引导宾语从句中的that大多不可省略，即：主+谓+it(形式宾语)+宾补+that从句Wemadeitclearthatwewouldnotgivein.

只能用whether的三种情况：whetherwhetherwhether1.后面有ornotIdon'tknow_________ornotyou'llgo.2.后面跟不定式时

Hedoesn'tknow_________tovisitthatoldmanagain.3.宾从在介词后I'minterestedin_______he'llgo.1）有些动词如后的宾语从句，常放在宾语补足语之后，且用it作形式宾语，构成句型：find/feel/think/consider/make/believe+it+宾补+that/todo①Ithink______best________youshouldstayhere.②Hehasn’tmade_____known_______heisgoingtogetmarried.2）有些表示喜好，憎恶的动词，appreciate,enjoy,dislike,hate,like,love等，后面不能直接接宾语从句，需要加it.①I’dappreciate______verymuchifyouwouldliketoteachmehowtousethecomputer.②Icanputupwiththecrowdedhouse,butIhate______ifit’snotclean.宾语从句与形式宾语itwhenititthatitit3)有些动词（短语），如dependon,relyon,seeto，owe(归功于)等后面不能直接接宾语从句，需要加it.①Pleasedependon

thattheywillsupportyou.②Pleaseseeto

thatthechildrengotobedby9o’clock.③Iowe

toyouthatIhavemadesuchgreatprogressinmyEnglish.it

itit1.Thegoldmedalwillbeawardedto________winsthefirstplaceinthebicyclerace.

(2018天津改)2.Sheaskedme____________Ihadreturnedthebookstothelibrary,andIadmittedthatIhadn’t.(2017天津改)3.Wemustfindout________Karliscoming,sowecanbookaroomforhim.(2015重庆改)4.Weshouldbegratefulfor______________________.(我们所拥有的）5.Sheaskedme______________________________.(我会不会接受她的道歉)whether/ifwhenwhoever即学即练if/whetherIwouldacceptherapologywhatwehavegotten以上从句为名词性从句中___________(类)，引导词可以有：____________________________________________________________Ihavenoidea

when

hewillgetmarried.how

theycangetthetreasure.where

theconcertwillbeheld.who

isfitforthework.why

ithappened.which

penismine.what

weshoulddonext.whom

theyaretalkingabout.whether

it’llraintomorrow.that

ourfootballteamwonthegame.

同位语从句that/whether/what/who/when/where/why等ObserveandDiscoverThestructureofnounclauses同位语是什么？同位：二者有相同的地位，去掉其中一个，意思也不会变。作用：解释，补充，说明SunWukongapowerfulmonkeyThisisSunWukong,apowerfulmonkey.Apposition（同位语）Noun/Pronoun（名词或代词）Summary：通常，________成分是对其前面的名词进行_____________。同位语解释说明四、同位语从句：从句在句中充当同位语成分，一般跟在一些抽象名词（idea,belief,fact,truth,rumour,news等）后面，对名词作进一步解释说明。同位语从句常用that/whether引导或连接副词when/where/why/how。

SummaryThestructureofnounclausesThinking：Iheardthenewsthatwewouldhavetwodaysoffthisweek.Thereissomedoubtwhetherheisfitforthejob.Ihavenoideawherehehasgone.Shemadearequestthatweshouldhelpher.什么样的名词可以作为同位语从句的先行词呢？同位语从句说明的名词大多是____________。常见的可接同位语从句的名词有:抽象名词消息、信息：fact,news可能性：possibility,probability要求：requirement,request建议：suggestion,advice,proposal命令：order,instruction其他：awareness,thought,opinionWord

camethathehadbeenabroad.Asayinggoesthatpracticemakesperfect.Wordcamethat…消息传来说…Newscamethat…消息传来说…Astorygoesthat…传说…Asayinggoesthat…有一句谚语说…注意1：分隔式同位语从句:有时同位语从句和说明的名词会被谓语动词分开（谓语较短，同位语从句较长,保持句子平衡）同位语从句有关注意事项常见句式注意2：在suggestion,advice,order,demand,command,request等后表示要求、建议（想法）、命令的词后的同位语从句要用虚拟语气，即从句谓语用“shoulddo”,should可省。1.Theopinion______learningisalifelongprocesshasbeenexpressedbyeducationexpertsthroughouttheyears.(2019天津改)2.Thequestion_____shouldgiveapresentationhasn’tbeendecidedyet.3.We’lldiscussedtheproblem________thesportsmeetingwillbeholdontime.即学即练that

who

whether课后练习1.Thestudentcompletedthisexperimenttomakecometrue_____ProfessorJosephhadsaid.(2020天津)2.Itisnotaproblem________wecanwinthebattle;it’sjustamatteroftime.(2020江苏)3.Scientistshaveobtainedmoreevidence______plasticisfindingitswayintothehumanbody.(2019江苏)即学即练whatwhetherthatPractice4.Byboatistheonlywaytogethere,whichis_______wearrived.(2018江苏)5.Itisoftenthecase_______anythingispossibleforthosewhohangontohope.(2016江苏)6.Wenowrealize________importantfamilyisandhowimportantitistobenearthem,especiallyyou’reraisingchildren.(2016全国)howthathow即学即练Practice7.Membersleavebooksonparkbenchesandbuses,intrainstationsandcoffeeshops._________findstheirbookwillgotothesiteandrecordwheretheyfoundit.(2016全国)8.Wechoosethishotelbecausethepriceforanighthereisdownto$20,halfof_______itusedtocharge.(2017江苏)Whoever

what即学即练PracticeTranslatethefollowingsentences.1.能否在英语考试中取得好成绩是我最担心的问题。(what主语从句/whether引导表语从句)__________________________________________________________________________.2.众所周知，学好英语是很重要的。(主语从句)__________________________________________________.WhatworriesmemostiswhetherIcangetagoodmarkinEnglish.ItisknowntoallthatitisimportanttolearnEnglishwell即学即练Practice3.那是因为它是一种国际语言。(表语从句)Thereasonis__________________________________.4.事实是我的英语学得不好。(主语从句/表语从句)_________________Idon’tdowellinEnglish._________________Idon’tdowellinEnglish.thatitisaninternationallanguageItisa