Unit 5 A Delicate World Developing ideas 课件【高效课堂+备课精研】高中英语外研版（2019）选择性必修第二册

WhyShennongjia?WorldHeritageSiteHowmuchdoyouknowaboutUNESCOWorldHeritageSite?AWorldHeritageSitemaysignifyaremarkableaccomplishmentofhumanity,andserveasevidenceofourintellectualhistoryontheplanet,oritmightbeaplaceofgreatnaturalbeauty.ItisadministeredbytheUnitedNationsEducational,ScientificandCulturalOrganization(UNESCO).WhataretheUNESCOWorldHeritageSitesinChina?theGreatWall,theForbiddenCity,theTerracottaWarriors,thePotalaPalacetheJiuzhaigouNatureReserve,theLeshanGiantBuddhatheGuilinKarstLandform,MountHuangShennongjiaHaveyoueverbeentoShennongjia?DoyouknowthestoryaboutShennong?Pre-reading1.WhereisShennongjiaandwhatisitfamousfor?2.WhatelsedoyouknowaboutShennongjia?Watchthevideoandanswerthequestions.Watchthevideoandanswerthequestions.1.WhereisShennongjiaandwhatisitfamousfor?2.WhatelsedoyouknowaboutShennongjia?Shennongjialiesinthenorth-westofHubeiProvinceandisfamousforitsbeautyanddiversity.ReadandpredictWhatdoesthetitlemean?01Whatisthegenreofthepassage?02Thetitleraisesaquestion:WhydidShennongjiamakeitontotheUNESCOWorldHeritageList?

LearningtolearnThelectureisoneoftheoldestteachingmethods,andisstillwidelyusedtoday.Atypicallectureoftenstartswithaddressingthetopicdirectly.Data,examplesandcomparisonsarethenusedtosupportthemainideas.Bothverbalandvisualinformationisusedinordertomaintaintheaudience’sinterest.Theendofalectureisoftenfollowedbyashortquestion-and-answersession.Thegenreofthepassageis______.lectureTomakethedescriptionmoreaccurateandvivid,therearethreetechniquesinwriting:givingdata;takingexamples;makingcomparisons①引用数据是用具体的数据对事物的特征或事理加以说明，使说明更准确、更有说服力。②举例是通过具体的实例对事物的特征或事理加以说明，使说明更加生动形象、易于理解。③作比较是将两个事物放在一起比较，呈现事物的相同点和不同点。structureanalysisWorkingroups.Makethemindmapforthelecture.Readthesentencesfromthepassageanddecideiftheyservetogivedata(D),examples(E)ormakecomparisons(C).1.Theregionrisesfromabout400metrestoover3,000metresabovesealevel,…_____2.…over3,000plantspecieshavebeenrecordedthere.ThisrepresentsmorethantenpercentofChina’stotalfloralrichness._____3.Shennongjiasupportsmorethan600vertebratespecies,includingtheGoldenSnub-nosedMonkeyandtheCloudedLeopard._____4.Inwinter,scientistsbraveheavysnowandfreezingtemperaturestosupplyfoodtotheGoldenSnub-nosedMonkey._____5.AlthoughendangeredelsewhereinChinaduetotheinvasionofforeignspecies,thebeesofShennongjiahavecoexistedwiththelocalpeopleforcenturies._____DDDEC1.WhatrolesdothequestionsinParagraph2play?Think&Share:2.Accordingtothepassage,whathasbeendonetoprotecttheecologyofShennongjia?ThequestionsinParagraph2servetointroducethetopicandattracttheaudience.ToprotecttheecologyofShennongjia,scientistsmakeeveryefforttolookafterthespecies.Inwinter,scientistsbraveheavysnowandfreezingtemperaturestosupplyfoodtotheGoldenSnub-nosedMonkey.Moreimportantly,thelocalpeopleliveinharmoywithnature.Theytakethingsfromnaturewithoutdamagingit.WhyShennongjia?Goodmorning,everyone.

ItismygreatpleasuretogivealecturehereonbehalfoftheBeatOnewithNatureAssociation.人与自然和协相处委员会WhyShennongjia?Asweknow,in2016,ShennongjiamadeitontotheUNESCOWorldHeritageList.Buttherearesomanyimportantplacesnotyetonthislist.Soyoumightask:whyShennongjia?Isititsforeststhat

stretchonandonlikegreatgreenseas?Isit

thelegendaryfatherofChineseherbalmedicine,Shennong,afterwhomtheparkisnamed?Orisitthemysteriouscreaturecalled“Yeren”(wildman)thathascapturedtheimaginationoftheworld?succeedWhyShennongjia?UNESCO

awardedShennongjiathisstatusbecauseitmeetstwocriteria

requiredbythelist.Itcontainsanaturally-balancedenvironmentthatallowsthemanyandvariousspeciestoliveandprosper.Itisalsooneoftherarelocationsintheworldwherescientistscanobserveinrealtimetheecologicalandbiologicalprocessesthatoccurastheplantsandanimalsdevelopandevolve.句意：联合国教科文组织令神农架入选是因为它符合入选名录的两项标准。1

UNESCOawardedShennongjiathisstatusbecauseitmeetstwocriteriarequiredbythelist.criterionn.（批评判断的）标准；准则；规范；准据

pl.

criteria1.Practiceisthesole_______fortestingtruth.2.Itishardtomakeoutwhat______areused.3.Eachofuswillhaveourown_______forsuccess.criteriacriterioncriteriaWhyShennongjia?Forthefirstcriterion,Shennongjiaisapparentlyoneofthemost“complete”naturalareasintheworld.Theregionrisesfromabout400metrestoover3,000metresabovesealevel,givingitthenamethe“RoofofCentralChina”.Thevastrangeinaltituderesultsinagreatvariationinclimaticconditions.Thisallowsawidevarietyofspeciestothrive.Someoftheplantsandanimalshavesurvivedmillionsofyears,andareregardedaslivingfossils.句意：作为第一个标准，神农架显然是世界上最“完整”的自然区域之一。2

Forthefirstcriterion,Shennongjiaisapparentlyoneofthemost“complete”naturalareasintheworld.apparentlyadv.据说；看来，似乎；显然地apparentadj.显而易见的；显然的；表面上的Itisapparentthat...

……是很显然的例：1._________thegirlsarenotatallamusedbythewholebusiness.2.Ithasbeen___________thesestandardshaveheldupwell.ApparentlyapparentthatTheregionrisesfromabout400metrestoover3,000metresabovesealevel,givingitthenamethe“RoofofCentralChina”．句意：这一地区从海拔400米左右上升到3000米以上，因此得名“华中屋脊”。3现在分词短语作结果状语1.Up to 50%of the area's population died from thisepidemic,making it one of the main causesof the fall of the Roman Empire.2.Thechildslippedandfell,hittinghisheadagainstthedoor.作为结果状语的现在分词短语所表示的通常都是意料中的结果。不定式作结果状语通常表示的是未曾料到的不愉快的结果。WhyShennongjia?Forthesecondcriterion,wecanseethatShennongjiahasincrediblebiodiversity.Lookatthisslide.Accordingtoofficialstatistics,over3,000plantspecieshavebeenrecordedthere.ThisrepresentsmorethantenpercentofChina’stotalfloralrichness.Shennongjiasupportsmorethan600vertebratespecies,includingtheGoldenSnub-nosedMonkeyandtheCloudedLeopard.Additionally,around4,300insectspecieshavebeenrecorded.WhyShennongjia?Itisachallengetolookaftersomanyspecies.Inwinter,scientistsbraveheavysnowandfreezingtemperaturestosupplyfoodtotheGoldenSnub-nosedMonkey.Thankstotheirefforts,themonkey’spopulationhasdoubledsincethe1980s.Theirnumberreachedover1,300in2015andcontinuestogrow.句意：冬季，科学家们不畏暴雪和严寒为川金丝猴提供食物。

bravev.勇敢面对，冒（风险）；展示勇敢1.Thousandshavebravedicyraintodemonstratetheirsupport.2.Hundredsoffansbravedrush-hourtraffictoseetheconcert.4

Inwinter,scientistsbraveheavysnowandfreezingtemperaturestosupplyfoodtotheGoldenSnub-nosedMonkey.形容词作动词【拓展】常见的形容词作动词的还有empty，意为“倒空”。Heemptiesallthethingsinthebagontothefloor.WhyShennongjia?ButthemostimpressiveaspectofShennongjiaisthelocalpeople,whotakethingsfromnaturewithoutcausingdamage.Ivisitedalocalvillagewhichisknownforitshome-madehoney.WhatisspecialaboutthehoneyisthatitisproducedbytheearliestspeciesofChinesebee.Everyspring,thevillagersplacebeehivesaroundtheirhousestoattractthesewildbeesfromtheforest.AlthoughendangeredelsewhereinChinaduetotheinvasionofforeignspecies,thebeesofShennongjiahavecoexistedwiththelocalpeopleforcenturies.Byprovidingthebeeswithasecurehome,thevillagerscollecttheirhoneyinreturn.