Unit7ThenaturalworldIntegrationA-C课件译林版英语八年级上册

Unit7ThenaturalworldIntegrationA-C

desertrainforesttundra(苔原)wetland①②③Whereisit?Whyisitsoimportant?Whatproblemdoesitface?﹏﹏﹏﹏﹏﹏﹏﹏/reə(r)/Protectecosystems—wetlandsArethereanyotherimportantwetlandslikeZhalonginChina?Jiangsueast2,472YellowRiverbirds500/mʌd//ˈjæŋkts/长江

Tip1：Predicttheanswersbeforelistening.Protectecosystems—wetlandsTapescriptTherearemanywetlandsinChina.YanchengNatureReserve,inJiangsuProvinceintheeastofChina,isoneoftheworld‘smostimportantwetlands.Itcoversanareaofabout2,472squarekilometres.ThemudandsandfromtheYellowRiverandtheYangtzeRiverformedthearea.YanchengNatureReserveprovidesahomeformanydifferentplantsandrarebirds,Therearemorethan400typesofbirdslivingthere.Oneofthemisthered-crownedcrane,andtheyareatriskinthewild.Thereareabout2,000red-crownedcranesintheworld.About400to600red-crownedcranesflytoYanchengeveryyeartospendthewinter.环境专家/ɪnˌvaɪrənˈmentl//ˈekspɜːt/Whatdoesthetalktellus?Tip2：Predictpartsofspeech(词性)oftheanswersbeforelistening.v.-ing?n.?verb(phrase)v.-ingn.verb(phrase)v.-ing?n.?adj.n.Protectecosystems—wetlandssolutions

farmsandbuildingsbuildingtouristsdonoharmpollutioncarefulwetlandtreesharmtheplantsProtectecosystems—wetlandsv.-ing?n.?verb(phrase)v.-ingn.verb(phrase)adj.n.v.-ing?n.?TapescriptWetlandsarereallyimportantforwildlife.Weshouldtryourbesttoprotectwetlands.Therearetwomainproblemsforwetlandstoday.First,peopleusethelandforfarmsandbuildings.Anotherproblemiscausedbytourists.Aspeoplemovethroughwetlands,theymaybringtroubletotheanimalsthereorharmtheplants.Tohelpsolvetheseproblems,governmentscantakeactionbycreatinglawstostoppeoplefrombuildingonwetlands.Governmentscanalsomakelawstoreducethenumberoftouristsvisitingwetlandsandmakesurevisitorsdonoharmwhiletheyarethere.Localcommunitiesshouldalsoworktogethertohelpprotectwetlands.Theycansetupvolunteergroupstohelpkeepwetlandsfreefrompollutionandmakesuretouristsarecarefulwhentheyvisit.Theycanalsoplantwetlandtrees.Thesetreescanattractmorebirds,animalsandinsectstokeeptheecosystembalanced.protectbuildingdonoharmbirdscranesvolunteergroupscarefulecosystemProtectecosystems—wetlandsFurtherthinkingArewetlandsimportantfor

humans?protectanimals&plantshumanshumanactivitiesAlltheecosystemsneedourprotection.Protectecosystems—forestsWhatcanwedotohelpprotectforests?Howtoshowtheagreement?That’sagoodpoint!Icouldn’tagreemore!Youreadmymind!Ifeelthesameway!...Talkaboutwhatwecandotoprotectecosystems.Agreement:That’sagoodidea/point.That’strue.Yousaidit!Iagree.Icouldn’tagreemore.Disagreement:Idon’tthinkso.I’mafraidIdisagree.Iunderstandyouridea,butIthink...WorkinpairsA:Whatcanwedotoprotectwetlands/oceans/grasslands...?B:Well,weshould(not)...A:That’sagoodidea.Wecanalso.../Idon’tthinkso,because...B:That’strue.Andmaybewecan...A:

Yousaidit!Wecan...B:Iagree.Totreattheearthkindlyistotreatoneselfkindly.EcotopiaForall:Writeashortreportabouttheecosystemyoulike.Itshouldinclude

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