Unit+5+A+Delicate+World+Developing+ideas+课件-【知识精讲精研】高中英语外研版（2019）选择性必修第二册

Unit5AdelicateworldWHYSHENNONGJIA?WatchthevideoandknowsomethingaboutShennongjiaReadthepassageandgetthemainideaWhatdoyouknowaboutShennongjia?ShennongjiaForestDistrictislocatedinthenorthwestofHubeiprovince,coveringatotalareaabout3250sqkm.ItbordersonXiangyang,Shiyan,YichangandWanxiancountyofChongqingcity.It'ssaidthattheremaybewildmenhere.Watchthevideoandanswerthequestions.11.WhereisShennongjiaandwhatisitfamousfor?2.WhatelsedoyouknowaboutShennongjia?1.WhereisShennongjiaandwhatisitfamousfor?Shennongjialiesinthenorth-westofHubeiProvinceandisfamousforitsbeautyanddiversity.2.WhatelsedoyouknowaboutShennongjia?Lookatthetitleofthepassageandthinkaboutwhatitmeans.WHYSHENNONGJIA?Thetitleraisesaquestion:whydidShennongjiamakeitontotheUNESCOWorldHeritageList?2adj.视觉的n.比较Thelectureisoneoftheoldestteachingmethods,andisstillwidelyusedtoday.Atypicallectureoftenstartswithaddressingthetopicdirectly.Data,examplesandcomparisons

arethenusedtosupportthemainideas.Bothverbalandvisual

informationisusedinordertomaintaintheaudience'sinterest.Theendofalectureisoftenfollowedbyashortquestion-and-answersession.n.一段时间OutlineofthepassageItismypleasuretogivealecturehereonbehalfoftheBeatOnewithNatureAssociation.ShennongjiamadeitontotheUNESCOWorldHeritageList.UNESCOawardedShennongjiathisstatusbecauseitmeetstwocriteriarequiredbythelist.Forthefirstcriterion,Shennongjiaisapparentlyoneofthemost“complete”naturalareasintheworld.Forthesecondcriterion,wecanseethatShennongjiahasincrediblebiodiversity.Itisachallengetolookaftersomanyspecies.ButthemostimpressiveaspectofShennongjiaisthelocalpeople,whotakethingsfromnaturewithoutcausingdamage.AllofthisexplainswhyShennongjiaearned-anddeserves-itsplaceontheUNESCOWorldHeritageList,...Thankyouforlistening.OpeningofthespeechShennongjiaontotheUNESCOWorldHeritageListTwocriteriaWhyShennongjiawasontotheListWhatpeoplehavedoneinShennongjiaSummaryEndingReadthesentencesfromthepassageanddecideiftheyservetogivedata(D),examples(E)ormakecomparisons(C).1.Theregionrisesfromabout400metrestoover3,000metresabovesealevel,..._____2,...over3,000plantspecieshavebeenrecordedthere.ThisrepresentsmorethantenpercentofChina'stotalfloralrichness._____DDadj.花的33.Shennongjiasupportsmorethan600vertebratespecies,includingtheGoldenSnub-nosedMonkeyandtheCloudedLeopard.______D4.Inwinter,scientistsbraveheavysnowandfreezingtemperaturestosupplyfoodtotheGoldenSnub-nosedMonkey._____En.脊椎动物n.涌入5.AlthoughendangeredelsewhereinChinaduetotheinvasionofforeignspecies,thebeesofShennongjiahavecoexistedwiththelocalpeopleforcenturies._____Cadj.濒临灭绝的adv.在别处v.

共存，共处1.Data,examplesandcomparisonsarethenusedtosupportthemainideas.comparisonn.theprocessofcomparingtwoormorepeopleorthings

比较egHeshowedustheoriginaltextforcomparison.他给我们看了原稿以作比较。comparisonwith…与……的比较bycomparisonwith...与……相比较，相比之下incomparisonwith/to...与……相比较，相比之下【语境应用】语法填空1)Theredskirtisbeautifulbycomparison

___________theblackone.

2)Incomparison___________otherrecentvideogames,thisoneisn'tveryexciting.withto/with2.ItismygreatpleasuretogivealecturehereonbehalfoftheBeatOnewithNatureAssociation.egSheaskedthedoctortospeaktoherparentsonherbehalf.她请医生代她同她父母谈谈。onbehalfofsb.＝onone’sbehalfinsteadofsomeone,orastheirrepresentative代表/代替某人onbehalfof作状语，表示“代表/代替某人”。represent表示“代表某人/某个团体/政府等”。standfor往往用来表示“(字母、数字、符号等)代表/象征什么”。onbehalfof,represent,standfor【语境应用】选词填空(onbehalfof/represent/standfor)1)________________(代表)everyonehere,Iwishyouapleasantjourneybacktoyourcountry.2)He___________________theUScompany.

＝He______________theUScompany.

他是美方公司的代表。3)Whatdoestheletter“P”______________？字母P代表什么？Onbehalfof

isonbehalfof

represents

standfor

3.IsitthelegendaryfatherofChineseherbalmedicine,Shennong,theparkis?after

whom引导非限制性定语从句在“介词+关系代词”引导的定语从句中，关系代词指物时用which，指人时用whom，而不能用that或who代替。修饰先行词Shennong介词after是根据定语从句中谓语动词name的搭配而来的。named“介词+关系代词(which/whom)”引导的定语从句，介词的确定要遵从

“一先、二动、三意义”的原则。介词选择的原则一先：根据定语从句中介词与先行词的搭配关系选择二动：根据定语从句中谓语动词与介词的搭配关系选择三意义：根据从句的意义来确定介词egThemomentatwhichwemadeadecisionwasexciting.

Whoisthegirlwithwhomyoujustshookhands?Thecolourlessgaswithoutwhichwecannotliveiscalledoxygen.一先atthemoment二动shakehandswith三意义【语境应用】完成句子1)Mycomputer,______________(没有它)Ican’tsurftheInternet,brokedownyesterday.2)Theoldmanhastwosons,________________________(两个都是律师).withoutwhichbothofwhomarelawyers注意：有些特殊动词短语搭配不能拆分，介词只能放在动词后，如：lookfor。egThestreetisnamedafterthefamousSouthAfricanleader,NelsonMandela.这条街是以南非著名领袖纳尔逊·曼德拉的名字命名的。nameafter:givesomeoneorsomethingthesamenameasanotherpersonorthing

以……命名【拓展】byname

用……的名字；凭名字bythenameof

名叫……的；以……之名callsb.names

辱骂(某人)inthenameof

凭……的权威；以……的名义underthenameof用……的名字(不用自己的真名)【语境应用】完成句子。1)怀特先生以他儿子的名字为餐馆命名。

Mr.White__________hisrestaurant__________hisson.2)Lucy给她的小儿子取名为David。

Lucy__________herlittleson__________.named

afternamedDavid4.Orisitthemysteriouscreaturecalled“Yeren”(wildman)thathascapturedtheimaginationoftheworld?egThere'ssomethingmysteriousgoingon.

出了件怪事。Helen'sbeingverymysteriousaboutherplans.海伦把她的计划弄得很神秘。mysterious

adj.

strange,notknownornotunderstood

神秘的

mysteryn.难以理解的事物，谜；神秘（性）remainamystery仍然是个谜solveamystery

解开谜团【语境应用】根据汉语意思完成句子1)Byopeninganovel,Icanleavebehindmyburdensandenterintoawonderfuland__________(mystery)worldwhereIamnowanewcharacter.打开一本小说，我可以抛开我的负担，进入一个奇妙而神秘的世界，在那里我是一个新的角色。2)Twentyyearsaftertheevent,hisdeath___________________.事情过去二十年了，他的死因仍是个迷。mysteriousremainsamystery5.Byprovidingthebeeswithasecurehome,thevillagerscollecttheirhoneyinreturn.egTherearenosecurejobsthesedays.如今已经没有稳固的工作了。Wewanta

securefuture

forourchildren.

我们希望我们的孩子有一个可靠的未来。secureadj.

asituationthatissecureisonethatyoucandependonbecauseitisnotlikelytochange

稳固的；可靠的be/feelsecureabout

对……有把握be/feelsecureaboutthefuture

不必为将来担忧1.WhatrolesdothequestionsinParagraph2play?2.Accordingtothepassage,whathasbeendonetoprotecttheecologyofShennongjia?3.WhichpartofShennongjiainterestsyoumost?Why?2.Accordingtothepassage,whathasbeendonetoprotecttheecologyofShennongjia?ToprotecttheecologyofShennongjia,scientistsmakeeveryefforttolookafterthespecies.Inwinter,scientistsbraveheavysnowandfreezingtemperaturestosupplyfoodtotheGoldenSnub-nosedMonkey.Moreimportantly,thelocalpeopleliveinharmonywiththenature.Theytakethingsfromnaturewithoutdamagingit.1.WhatrolesdothequestionsinParagraph2play?ThequestionsinParagraph2servetointroducethetopicandattracttheaudience.3.WhichpartofShennongjiainterestsyoumost?Why?IadmirethelocalpeoplewholiveinharmonywithnatureandIliketheirwayoflife.Workingroups.GiveatalkcomparingMacquarieIslandandShennongjia.1.ThinkaboutthesimilaritiesanddifferencesbetweenMacquarieIslandandShennongjiaandmakenotes.Similarities:Differences:Bothhaveuniqueanimals.Macquarieisanisland,whileSh