高一人教版英语必修二第一单元《Discovering Useful Structures using structures》课件

高一人教版英语必修二第一单元

Unit1CulturalHeritageDiscoveringUsefulStructures&usingstructures

Learningobjectives

Inthisclass,youwill

1.summarizethefunctionsofrelativepronouns(关系代词)andadverbs(关系副词)

2.describepeopleorthingsingreaterdetail.

Observethefollowingsentencesandunderlinetherelativepronounsandadverbs(page6)

Observation①thescientistswhohadstudiedtheproblem②citizenswholivednearthedamrelativepronoun：who关系代词引导的定语从句Afterlisteningtothescientistswhohadstudiedtheproblemandcitizenswholivednearthedam,thegovernmentturnedtotheUnitedNationsforhelp.————ObservationTemplesandotherculturalsitesweretakendownpiecebypiece,andthenmovedandputtogetheragaininaplacewheretheyweresafefromthewater.aplacewheretheyweresafefromthewaterrelativeadverb：where关系副词引导的定语从句

————ObservationDiscovery

FindmoresentencescontainingrelativeclausesfromthetextonPage4,analyzetheuseoftherelativepronounsandadverbs,andcompletethefollowingchart.例句先行词关系代词关系词在定语从句中的成分Afterlisteningtothescientistswhohadstudiedtheproblem,andcitizenswholivednearthedam,thegovernmentturnedtotheUNforhelp.scientists,citizenswho,who主语Discovery先行词关系代词关系词在定语从句中的成分例句WaterfromthedamwouldlikelydamageanumberoftemplesanddestroyculturalrelicsthatwereanimportantpartofEgypt’sculturalheritage.relicsthat主语Discovery先行词关系代词关系词在定语从句中的成分例句Notonlyhadthecountriesfoundapathtothefuturethatdidn’trunovertherelicsofthepast….paththat主语Discovery先行词关系代词关系词在定语从句中的成分例句PerhapsthebestexampleisshownbyUNESCO,whichrunsaprogrammethatpreventsworldculturalheritagesitesaroundtheworldfromdisappearing.whichthatUNESCOprogramme主语主语Discovery关系代词

(relativepronouns)的用法和功能：引导定语从句;代替______在从句中作句子成分,关系代词作________________________________先行词主语或宾语。充当宾语时，关系代词可以省略Summary先行词关系副词关系词在定语从句中的成分例句Therecomesatimewhentheoldmustgivewaytothenew，anditisnotpossibletopreserveeverythingfromourpastaswemovetowardsthefuture.timewhen时间状语Discovery=duringwhich先行词关系副词关系词在定语从句中的成分例句Templesandotherculturalsitesweretakendownpiecebypiece,andthenmovedandputtogetheragaininaplacewheretheyweresafefromthewater.地点状语placewhereDiscovery=inwhich关系副词(relativeadverbs)的用法和功能：1.引导定语从句;代替______在从句中作句子成分,关系副词作

________。关系副词when,where和why经常可以和_______+which”进行相互转换。先行词Summary状语介词Practice1Rewritethesentencesusingrelativeclauses.(Page6,Activity2)

tips第一步：明确主句和从句第二步：找到先行词第三步：根据先行词和关系代词或关系副词在从句中的功能，确定使用

哪个关系代词或关系副词

Example:Ihavedownloadedthatfreeapp,butitdoesn’tworkwell.

object(宾语)intherelativeclause

relativepronounwhich/thatThefreeapp(which/that)Ihavedownloadeddoesn’tworkwell.mainclauserelativeclausefreeappheadnounThefreeappdoesn’tworkwell.Ihavedownloadedthatfreeapp.1.Heshowedmeaphotoinhisroom.ItwasaphotoofafamousculturalrelicinEgypt.

Thephoto________________________________________________________________________that/whichheshowedmeinhisroomwasaphotoofafamousculturalrelicin

Egypt.Rewritethesentencesusingrelativeclauses.(Page6,Activity2)Practice1TheprojectteamhelpedprotectthenationalparksintheUnited

RepublicofTanzania.

Itwasformedbymembersfrom15countries.

Theprojectteam_______________________________________________

___________________________________________________________.

which/thatwasformedbymembersfrom15countrieshelpedprotectthenationalparksintheUnitedRepublicofTanzaniaRewritethesentencesusingrelativeclauses.(Page6,Activity2)Practice13.ThistemplewasfirstbuiltduringtheQinDynasty.

Thetime___________________________________________________.

ThetimewhenthistemplewasfirstbuiltwasduringtheQinDynasty.Rewritethesentencesusingrelativeclauses.(Page6,Activity2)Practice1ThetimewasduringtheQinDynasty.Thistemplewasfirstbuiltduringthetime.4.WemetaprofessionalarchaeologistattheentrancetotheGreatPyramid.Heexplainedtoustheprocessofbuildingsuchadifficultstructure.Theprofessionalarchaeologist______________________________________________________________________________________________________________（whom/who/that）wemetattheentrancetotheGreatPyramidexplainedtoustheprocessofbuildingsuchadifficultstructure.Practice1Rewritethesentencesusingrelativeclauses.(Page6,Activity2)5.Thedocumentsabouttheculturalrelicsfromoverseasareunderthedesk.Ifoundthemyesterday.

Theplace________________________________________________________.

TheplacewhereIfoundthedocumentsabouttheculturalrelicsfromoverseasyesterdayisunderthedesk.Rewritethesentencesusingrelativeclauses.(Page6,Activity2)Practice1Theplaceisunderthedesk.Ifoundthedocumentsabouttheculturalrelicsfromoverseasyesterdayattheplace.6.Scientistsworkedtogetherdayandnighttorescuethetemplebecausetheywantedtopreserveitforthenextgeneration.

Thereason________________________________________________________.Thereasonwhyscientistsworkedtogetherdayandnighttorescuethetemple

isthattheywantedtopreserveitforthenextgeneration.Thereasonisthattheywantedtopreserveitforthenextgeneration.Practice1Rewritethesentencesusingrelativeclauses.(Page6,Activity2)

Scientistsworkedtogetherdayandnighttorescuethetempleforthereason.SummarizeWhichrelativepronounscanbedeletedinyoursentences?

Whencanyougowithouttherelativepronounslikethis?

1.Thephotowhich/that

heshowedmeinhisroomwasaphotoofafamousculturalrelicin

Egypt.

Thephotoheshowedmeinhisroomwasaphotoofafamous

cultural

relicinEgypt.

which/that在从句中充当宾语，可以省去

Summarize

2.Theprojectteamwhich/thatwasformedbymembersfrom15countrieshelpedprotectthenationalparksintheUnitedRepublicofTanzania.

which/that在从句中充当主语，不可省

Application1Readtheconversationandtrytorewritethesentencesbyusingrelativeclauseswhennecessary.A:MyteacherjustgaveusataskandIreallydon’tknowhowtodo

it.Ihavetotakepartinanorganization

thatprotectsourcultural

heritage.B:Oh,thatsoundsinteresting!Whereareyouplanningtogo?I’m

surethereareallkindsofhistoricsites.Theirculturalrelicsneed

tobeprotected.A:Yes,butI’mnotoneofthosepeople

wholovemuseums.Ithinkthey’rekindofboring.Ilikegoingonfieldtrips.Icanexperienceanddothingstoprotectculturalrelicsinthefieldtrips.B:Culturalheritageisalotmorethanjustrelics,youknow.Forexample,ourcountryhasmanynationalities

whosedances,crafts,andothertraditionsarealsoveryimportant.Ifwedon’tprotectthosetraditions,theremaycomeatimewhentheydisappear.

Application1Readtheconversationandtrytorewritethesentencesbyusingrelativeclauseswhennecessary.A:MyteacherjustgaveusataskandIreallydon’tknowhowtodoit.

Myteacherjustgaveusatask(which/that)Ireallydon’tknowhowtodo.B:…I’msure

thereareallkindsofhistoricsites.Theirculturalrelicsneedtobeprotected.I’msurethereareallkindsofhistoricsiteswhoseculturalrelicsneedtobeprotected.A:…..Ilikegoingonfieldtrips.Icanexperienceanddothingsto

protectculturalrelicsinthefieldtrips.IlikegoingonfieldtripswhereIcanexperienceanddothingstoprotectculturalrelics.Describethefollowingpictures

byusingrelativeclauses.Application2SuggestedanswersPicture1:TheGreatWallisalongwallthatwasbuilttodefendthecountrythousandsofyearsago.Picture2:TheForbiddenCityisaplacewheretheChineseemperorsusedtolive.Picture3:Anarchaeologistissomeonewhostudiedarchaeology.FinishtheexercisesinUsingStructures,WB(63)Reviewtheuseofrelativepronounsandadverbs.HomeworkThankyou!高一人教版英语必修二第一单元

Unit1CulturalHeritageDiscoveringUsefulStructures&usingstructures答疑

关系副词when,where和why经常可以和_______+which”进行相互转换。介词InSlid