高一【英语(外研版)】必修一-Unit-6-At-one-with-nature2-课件

必修一Unit6Atonewithnature(2)

高一年级英语Usinglanguage

Attributiveclauses(3)

Grammar

LearningobjectivesAttheendoftheclass,youwillbeableto:1.summarizetheusageofattributiveclausesintroducedby“apreposition+whom/which”byfinding,comparingandanalyzing;2.useattributiveclausesintroducedby“apreposition+whom/which”tocompleteapassageandtalkaboutageographicalfeatureintheworld.Lead

in:revisionReviewthereadingpassage“LongjiRiceTerraces”andtalkabouttheworkingprincipleofthe“LongjiRiceTerraces”.Theterracesarecleverlydesigned,withhundredsofwaterwaysthatconnectwitheachother.Onrainydays,rainwaterrunsalongthesewaterwaysandmovesdownthemountainsandintotheterraces.Onsunnydays,thesunheatsthewaterandturnsitintovapour.Thisformscloudsfromwhichrainfallsdownontothemountainterracesonceagain.Theterracesalsoprovideagoodenvironmentforbirdsandfish,someofwhichfeedoninsectsthatcanharmthericecrops.1.Lookatthesentencesfromthereadingpassageandanswerthequestions.a…theycouldincreasetheareasinwhichtheycouldgrowrice.b…theseterracesstillmeanalottothelocalpeopleforwhomtraditionsholdmuchvalue.1.Whatdo“which”and“whom”refertoineachsentence?2.Whydoweuseprepositionsbefore“which”and“whom”?3.Insentence(a),canwereplace“inwhich”with“where”withoutchangingthemeaning?a…theycouldincreasetheareasinwhichtheycouldgrowrice.b…theseterracesstillmeanalottothelocalpeopleforwhomtraditionsholdmuchvalue.1.Whatdo“which”and“whom”refertoineachsentence?Insentence(a),“which”refersto“theareas”.Insentence(b),“whom”refersto“thelocalpeople”.a…theycouldincreasetheareasinwhichtheycouldgrowrice.b…theseterracesstillmeanalottothelocalpeopleforwhomtraditionsholdmuchvalue.2.Whydoweuseprepositionsbefore“which”and“whom”?Weuseprepositionsbefore“which”and“whom”because“which”and“whom”serveastheobjectoftheactionphrasesthatendwithapreposition.a…theycouldincreasetheareasinwhichtheycouldgrowrice.b…theseterracesstillmeanalottothelocalpeopleforwhomtraditionsholdmuchvalue.3.Insentence(a),canwereplace“inwhich”with“where”withoutchangingthemeaning?Yes,because“inwhich”and“where”bothmean“intheareas”.Comparethemwiththefollowingsentencesandanswerthequestions.c…theycouldincreasetheareas.Theycouldgrowcropsintheseareas.d…theseterracesstillmeanalottothelocalpeople.Traditionsholdmuchvalueforthem.4.Whatisthedifferencebetweenthetwogroupsofsentences?5.Whydoestheauthorchoosetousesentences(a)and(b)inthereadingpassage?4.Whatisthedifferencebetweenthetwogroupsofsentences?Sentences(a)and(b)bothcontainaclausedefininganouninthesentence.Sentences(c)and(d)areconstructedwithapairofsimplesentences,withonedefininganounintheothersentenceineachpair.5.Whydoestheauthorchoosetousesentences(a)and(b)inthereadingpassage?Theauthorchoosestousesentences(a)and(b)1)tocreateacloserlinkandconnectionbetweentheitemandtheclausedefiningit.2)tomakethepassageclearer.3)toemphasizetheitembeingdefined.Attributiveclausesintroducedbyapreposition+whom/which1.Weusuallyuseattributiveclausesintroducedbyapreposition+whom/whichwhentherelativepronounistheobjectofaprepositionintheattributiveclause.E.g.1)Themanbywhomthethiefwascaughtwasagoodpoliceman.2)ThisisthereasonforwhichIwaspraisedbymychemistryteacher.Attributiveclausesintroducedbyapreposition+whom/which

2.Theprepositionisdeterminedbytherelativepronoun(thenoun)ortheverbintheclause.E.g.1)Thisisthelandonwhichthegreatauthorgrewup.

2)PetermetatravelerfromwhomhelearnedsomeSpanish.Attributiveclausesintroducedbyapreposition+whom/which

3.Prepositionsinasetphraseareusuallyputintheclauseinsteadofbeingputatthebeginning.E.g.1)Thechildren(whom/who)Ilookedafterinthenurserybroughtmealotofjoy.2)Iwantedtovisitthehouse(which)mygrandparentslivedin.Lookformoresentenceswithattributiveclausesliketheseinthereadingpassage.1.TheseterraceswerebuiltbythelocalZhuangandYaopeople,towhomGuangxiishome.2.…whatismostsignificantisthewayinwhichpeoplehaveworkedinharmonywithnature…3.Thisformscloudsfromwhichrainfallsdownontothemountainterracesonceagain.

2.Connectthesentenceswithapreposition+whom/which.1.TheZhuangisanethnicgroup.ItspopulationisthelargestofallethnicgroupsinChina.2.Guangxiisaprovince.TheLongjiRiceTerracesarelocatedinit.3.Iwanttovisitthisculturallandscape.ThetitleofUNESCOWorldHeritageSitewasgiventoitin2016.4.Heisanexpertonriceplanting.ThelocalZhuangpeoplehavelearntalotfromhim.1.TheZhuangisanethnicgroup.ItspopulationisthelargestofallethnicgroupsinChina.TheZhuangisanethnicgroupofwhichthepopulationisthelargestofallethnicgroupsinChina.2.Guangxiisaprovince.TheLongjiRiceTerracesarelocatedinit.GuangxiisaprovinceinwhichtheLongjiRiceTerracesarelocated.3.Iwanttovisitthisculturallandscape.ThetitleofUNESCOWorldHeritageSitewasgiventoitin2016.IwanttovisitthisculturallandscapetowhichthetitleofUNESCOWorldHeritageSitewasgivenin2016.4.Heisanexpertonriceplanting.ThelocalZhuangpeoplehavelearntalotfromhim.HeisanexpertonriceplantingfromwhomthelocalZhuangpeoplehavelearntalot.3.Completethepassagewithapreposition+whom/which.Amongthemanybeautifultreasurespeoplecanreceivefromnaturearenaturaldyes.Themostcommonnaturalsource1naturaldyescomeisplants.Materialsformakingnaturaldyescanoftenbefoundingardens2colourfulflowersareplanted.Othernaturaldyesaremadefrominsects,seacreaturesandmineralcompounds.fromwhichinwhichNaturaldyesarenowreturningtopopularity,especiallywithartistsandcraftspeople.Thereasons3theyprefernaturaldyesarethatthecoloursarebrighterandcanbekeptlonger.Naturaldyesarealsobecomingmorepopularwithconsumers4caringfortheenvironmentisapriority.Moreandmorepeoplefeelthatbyusingnaturaldyes,wecanremindourselvesofnature’sbeautyandprotectthenaturalworld.forwhomforwhichWriteashortparagraphtointroduceageographicalfeatureintheworld,usingattributiveclauseswithapreposition+whom/which.LocatedinthesouthwestofFangshan,Beijing,ShiduScenicSpotisfamousforhavingtheonlyKarstlandforminthenorthofChina.TheJumaRiverrunsthroughtheTaihangMountains,andtherearetenferriesatwhichpeoplecancrosstheriver.That’sthereasonforwhichShidugotitsname.AssessmentLanguageUseItemsGoodAveragePoorContentMainideaclearandaccurate.Thecontenti