Unit4SectionA3a3d课件人教版英语八年级下册

UnitFourTheWondersofNatureSecA3a-3dHowdoweconnectwithnature?小美工作室目录CONTENTSPart01Part02Part03Part04ReviewPre-reading

While-readingPost-readingPart05SpaekingLanguagepointsPart06Part07Part08ExerciseHomeworkLet’straveltoexploretheamazementaboutnature!Whatdoyouknowaboutriversoftheworld?LeadinLookandanswerMissLiuAmomentwiththeriverofhistory.📍Egypt❤TeacherLi,Emma,Peter,Mary,ChengLi,Grace,UncleWangWhatkindofnaturalwondercanyouseeinthevideo?Canyounametheriver?Whatdoyouknowaboutit?Icanseeariver.It’stheNileRiver.ItisinAfrica.It’sabout6,671kilometerslongandisthelongestriverintheworld.ItisveryimportantinEgypt’shistoryandhelpedthedevelopmentofancientcivilization.LocationLenthImportance/ˈiːdʒɪpt//dɪˈveləpmənt/n.发展;壮大/ˌsɪvəlaɪˈzeɪʃn/n.文明DoyouknowanyotherfamousriversinChinaorintheworld?Whatdoyouknowaboutthem?DiscussPredictWhat’sthepictureabout?HukouWaterfallontheYellowRiverPredictWhatdoyouthinkEllaandYamingwilltalkabout?ListenandanswerQ1:WheredidEllavisitonhertrip?Q2:WhatriversdoEllaandYamingtalkaboutintheconversation?ShevisitedtheHukouWaterfallontheYellowRiver.TheYangtzeRiverTheYellowRiverTheNileRiveCanyoufindthesethreeriversonthemap?Watchthevideoandknowmoreabouttherivers.Pre-readingTheYellowRiveristhesecondlongestriverinChinaandthe"motherriver"ofChinesecivilization.Itisfamousforitsyellowsilt(泥沙)fromtheLoessPlateau(黄土高原).Itrunsabout5,464kilometersacrossnorthernChinaandemptiesintotheBohaiSea.Pre-readingTheYangtzeRiveris

thelongestriverinAsiaandthethirdlongestintheworld.Itrunsabout6,300kilometersthroughChina,startingfromtheQinghai-TibetPlateau(青藏高原)andflowingintotheEastChinaSea.ItplaysanimportantroleinChinesehistory,culture,transportation(交通)andagriculture(农业).Pre-readingNileRiveristhelongestriver

intheworld.Itisabout6,650kilometerslongandrunsthrough11countriesinnortheasternAfrica,likeEgyptandSudan.Forthousandsofyears,ithasgivenpeoplewaterandgoodsoilforfarming,soitisveryimportantforlifeinthisarea.Pre-readingWhatcanyouseeinthepicture?

Awaterfall.What’sthenaturalwonder?HukouWaterfall.

Whichriverdoesitfrom?It’sfromtheYellowRiver.While-reading

Listenandchoose.1.WheredidEllagoonhertrip?A.TheYangtzeRiver. B.TheYellowRiver.C.TheNile.2.WhichisthelongestriverinChina?A.TheYangtzeRiver. B.TheYellowRiver.C.TheNile.While-reading

Listenandchoose.3.WhyistheYellowRivercalled“YellowRiver”?A.Becauseitisthemotherriver.B.Becausesomepartoftherivercarriesyellowandbrownearth.C.Becauseitis5,464kilometerslong.4.WhatdotheNileandtheYellowRiverhaveincommon?A.TheybothrunthroughChina.B.Theybothhaveyellowandbrownwater.C.Theybothhelpedancientcivilizationsdevelop.Post-readingPost-readingLet’sreadthenumbers!6,3006,6715,464sixthousandthreehundred7,259,613sevenmilliontwohundred(and)fifty-ninethousandsixhundred(and)thirteen

59,613.78fifty-ninethousandsixhundred(and)thirteenpointseveneightthousandthousandthousandthousandmillionmillionpointsixthousandsixhundredandseventy-one

fivethousandfourhundred(and)sixty-fourPost-readingWhydowecalltheYellowRiverour“motherriver”?BecausetheYellowRiveristhecradle(摇篮)ofancientChinesecivilization.Itprovidedwaterforfarming,supportedthegrowthofearlysettlements(聚居地),andhelpedshapeChinesecultureandhistory.Ithasnurtured(培育)generationsofChinesepeople,sowecallitour"motherriver".Post-readingHowdoriversstillhelpustoday?Rivershelpusinmanywaystoday.First,theyprovidewaterforfarmingtogrowcrops.Second,theyareusedfortransporttocarrygoodsandpeople.Third,theymakecleanenergythroughhydroelectricpower.Also,forecosystem,theysupportwildlifeandgiveusniceplacestorelax.Speaking3cListentotheconversationandrole-playit.Yaming:Welcomeback,Ella!Howwasyourtrip?Ella:Itwasgreat!WesawtheHukouWaterfallontheYellowRiver.IsthatthelongestriverinChina?Yaming:No,theYangtzeRiveristhelongestriverinChina.Ittravelsthefarthestandisabout6,300kilometreslong.TheYellowRiveris5,464kilometreslongandisthesecondlongest.Bytheway,doyouknowwhyit'scalledtheYellowRiver?Ella:Becauseit'syellow?Yaming:Right.Somepartsoftherivercarrybrownandyellowearth.Ella:That'sinteresting!Ilikelearningaboutrivers.MyfavouriteistheNile.Didyouknowit'sthelongestriverintheworld?Yaming:Yes,it's6,671kilometreslong.It'sveryimportantinEgypt'shistory.Ella:That'sright.BoththeNileandtheYellowRiverhelpedancientcivilizationstodevelop.Andthey'restillveryimportanttoday.Yaming:Yes.InChina,weevencalltheYellowRiverour"motherriver"!Ella:Weshouldprotectthematallcosts.Riversarethecradleofcivilization.Wemustloveandprotectthem.Yaming:Welcomeback,Ella!Howwasyourtrip?Ella:Itwasgreat!WesawtheHukouWaterfallontheYellowRiver.IsthatthelongestriverinChina?Yaming:No,theYangtzeRiveristhelongestriverinChina.Ittravelsthefarthestandisabout6,300kilometreslong.TheYellowRiveris5,464kilometreslongandisthesecondlongest.Bytheway,doyouknowwhyit'scalledtheYellowRiver?Ella:Becauseit'syellow?Yaming:Right.Somepartsoftherivercarrybrownandyellowearth.Ella:That'sinteresting!Ilikelearningaboutrivers.MyfavouriteistheNile.Didyouknowit'sthelongestriverintheworld?Yaming:Yes,it's6,671kilometreslong.It'sveryimportantinEgypt'shistory.Ella:That'sright.BoththeNileandtheYellowRiverhelpedancientcivilizationstodevelop.Andthey'restillveryimportanttoday.Yaming:Yes.InChina,weevencalltheYellowRiverour"motherriver"!Ella:Weshouldprotectthematallcosts.3cListentotheconversation.Thenrole-playit.

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emotion☆☆☆☆☆Yaming:Welcomeback,Ella!Howwasyourtrip?Ella:Itwasgreat!WesawtheHukouWaterfallontheYellowRiver.IsthatthelongestriverinChina?Yaming:No,theYangtzeRiveristhelongestriverinChina.Ittravelsthefarthestandisabout6,300kilometreslong.TheYellowRiveris5,464kilometreslongandisthesecondlongest.Bytheway,doyouknowwhyit'scalledtheYellowRiver?Ella:Becauseit'syellow?Yaming:Right.Somepartsoftherivercarrybrownandyellowearth.Ella:That'sinteresting!Ilikelearningaboutrivers.MyfavouriteistheNile.Didyouknowit'sthelongestriverintheworld?Yaming:Yes,it's6,671kilometreslong.It'sveryimportantinEgypt'shistory.Ella:That'sright.BoththeNileandtheYellowRiverhelpedancientcivilizationstodevelop.Andthey'restillveryimportanttoday.Yaming:Yes.InChina,weevencalltheYellowRiverour"motherriver"!Ella:Weshouldprotectthematallcosts.AnalyzeGreetTalkaboutranking(排名)andlengthLeadintoanewtopicTalkaboutoriginofname(名称由来)TalkaboutimportanceProtectionDiscussWhatothergeographicalfeaturesinChinadoyouthinkEllamightwanttoaskabout?IfyouwereYaming,whatgeographicalfeatureswouldyouliketointroducetoElla?EllaisreallyinterestedinriversandcuriousaboutChina’snaturalwonders.MountQomolangmaQinghaiLakeTaklimakanDesertTheThreeGorgesDiscussMountQomolangmaItisthehighestmountainintheworld,standingat8,848.86meters.ItliesontheborderbetweenChinaandNepal.Itisafamousnaturalwonderandapopularplaceformountainclimbers.DiscussItisthelargestinlandsaltwaterlakeinChina.ItislocatedinQinghaiProvince,northwestChina.Itisfamousforitsclearbluewaterandbeautifulnaturalscenery.QinghaiLakeDiscussItisthelargestdesertinChina.ItisintheTarimBasin(塔里木盆地),Xinjiang.Ithashugemovingsanddunes(流动沙丘)andaverydryclimate.TaklimakanDesertDiscussTheyarefamousgorgesontheYangtzeRiver.TheThreeGorgesDamthereistheworld’slargesthydropowerstation(水电站).Itisanimportantengineeringwonderandagreatplaceofinterest.TheThreeGorges3dImaginethatyouareYamingorElla.ContinuetheconversationwithapartneraboutothergeographicalfeaturesinChina.Ella:CouldyoutellmemoreaboutChina,Yaming?Yaming:Sure!Whatwouldyouliketoknow?Ella:What’sthebiggestdesertinChina?Yaming:It’stheTaklimakanDesert.Ella:Doyouknow...?Riversarethecradleofcivilization.Wemustloveandprotectthem.Yaming:Welcomeback,Ella!Howwasyourtrip?Ella:Itwasgreat!WesawtheHukouWaterfallontheYellowRiver.IsthatthelongestriverinChina?Yaming:No,theYangtzeRiveristhelongestriverinChina.Ittravelsthefarthestandisabout6,300kilometreslong.TheYellowRiveris5,464kilometreslongandisthesecondlongest.Bytheway,doyouknowwhyit'scalledtheYellowRiver?Ella:Becauseit'syellow?Yaming:Right.Somepartsoftherivercarrybrownandyellowearth.Ella:That'sinteresting!Ilikelearningaboutrivers.MyfavouriteistheNile.Didyouknowit'sthelongestriverintheworld?Yaming:Yes,it's6,671kilometreslong.It'sveryimportantinEgypt'shistory.Ella:That'sright.BoththeNileandtheYellowRiverhelpedancientcivilizationstodevelop.Andthey'restillveryimportanttoday.Yaming:Yes.InChina,weevencalltheYellowRiverour"motherriver"!Ella:Weshouldprotectthematallcosts.3cListentotheconversation.Thenrole-playit.

ChecklistStarsSpeak

fluently

and

clearly☆☆☆☆☆Beautiful

pronunciation

and

tones☆☆☆☆☆Facial

expressions

and

body

language☆☆☆☆☆

Full

of

emotion☆☆☆☆☆Yaming:Welcomeback,Ella!Howwasyourtrip?Ella:Itwasgreat!WesawtheHukouWaterfallontheYellowRiver.IsthatthelongestriverinChina?Yaming:No,theYangtzeRiveristhelongestriverinChina.Ittravelsthefarthestandisabout6,300kilometreslong.TheYellowRiveris5,464kilometreslongandisthesecondlongest.Bytheway,doyouknowwhyit'scalledtheYellowRiver?Ella:Becauseit'syellow?Yaming:Right.Somepartsoftherivercarrybrownandyellowearth.Ella:That'sinteresting!Ilikelearningaboutrivers.MyfavouriteistheNile.Didyouknowit'sthelongestriverintheworld?Yaming:Yes,it's6,671kilometreslong.It'sveryimportantinEgypt'shistory.Ella:That'sright.BoththeNileandtheYellowRiverhelpedancientcivilizationstodevelop.Andthey'restillveryimportanttoday.Yaming:Yes.InChina,weevencalltheYellowRiverour"motherriver"!Ella:Weshouldprotectthematallcosts.AnalyzeGreetTalkaboutranking(排名)andlengthLeadintoanewtopicTalkaboutoriginofname(名称由来)TalkaboutimportanceProtectionDiscussWhatothergeographicalfeaturesinChinadoyouthinkEllamightwanttoaskabout?IfyouwereYaming,whatgeographicalfeatureswouldyouliketointroducetoElla?EllaisreallyinterestedinriversandcuriousaboutChina’snaturalwonders.MountQomolangmaQinghaiLakeTaklimakanDesertTheThreeGorgesDiscussMountQomolangmaItisthehighestmountainintheworld,standingat8,848.86meters.ItliesontheborderbetweenChinaandNepal.Itisafamousnaturalwonderandapopularplaceformountainclimbers.DiscussItisthelargestinlandsaltwaterlakeinChina.ItislocatedinQinghaiProvince,northwestChina.Itisfamousforitsclearbluewaterandbeautifulnaturalscenery.QinghaiLakeDiscussItisthelargestdesertinChina.ItisintheTarimBasin(塔里木盆地),Xinjiang.Ithashugemovingsanddunes(流动沙丘)andaverydryclimate.TaklimakanDesertDiscussTheyarefamousgorgesontheYangtzeRiver.TheThreeGorgesDamthereistheworld’slargesthydropowerstation(水电站).Itisanimportantengineeringwonderandagreatplaceofinterest.TheThreeGorges3dImaginethatyouareYamingorElla.ContinuetheconversationwithapartneraboutothergeographicalfeaturesinChina.Ella:CouldyoutellmemoreaboutChina,Yaming?Yaming:Sure!Whatwouldyouliketoknow?Ella:What’sthebiggestdesertinChina?Yaming:It’stheTaklimakanDesert.Ella:Doyouknow...?ShowTimePost-listening3dImaginethatyouareYamingorElla.ContinuetheconversationwithapartneraboutothergeographicalfeaturesinChina.Ella:CouldyoutellmemoreaboutChina,Yaming?Yaming:Sure!Whatwouldyouliketoknow?Ella:What’sthebiggestdesertinChina?Yaming:It’stheTaklimakanDesert(塔克拉玛干沙漠).Ella:Doyouknow...?CouldyoutellmemoreaboutChina,Yaming?Sure!Whatwouldyouliketoknow?What’sthebiggestdesertinChina?It’stheTaklimakanDesert.DoyouknowhowbigtheTaklimakanDesertis?It’sabout337,600squarekilometers.

Arethereanyplantsoranimalsthere?Yes!Therearesomespecialplantsandcamelsthatcanliveinthedryenvironment.Isitdangeroustotravelthere?Sometimes.Thesandstormsarestrong,butit’salsoabeautifulplace.CouldyoutellmemoreaboutChina,Yaming?Sure!Whatwouldyouliketoknow?What’sthelargestlakeinChina?It’sQinghaiLake.It’sabeautifulsaltwaterlakei