2024-2025学年高二英语选择性必修第三册（译林版）UNIT 4 Welcome to the unit Reading教学课件.pptx

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2024-2025学年高二英语选择性必修第三册（译林版）UNIT 4 Welcome to the unit Reading教学课件.pptx

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UNIT4Protectingourheritagesites

SectionAWelcometotheunitReading;Lead-in;TalkabouttheGreatWallofChinawithyourpartner.;Welcometotheunit;TheGreatPyramidofGizabelongstotheculturalheritagesites.Thistallman-madestructureshowsustheadvanced________________.

YellowstoneNationalParkisoneofthenaturalheritagesites.Itisknownfor_______________andgeothermalfeatures.

MountHuangshan,oneof____________,isfamousforitsbreathtakingmountainscenery.;·Whichheritagesitementionedinthevideoimpressesyoumost?Why?

·Whatotherheritagesitesdoyouknowabout?Whataretheylike?;Welcome,everybody.It’swonderfultobehere.Beforewebegin,Iwanttoaskyou:haveyoueverbeenawedbynaturalwonders?Haveyoueverbeenfascinatedbyhumancivilization?Ifso,youmightalreadyunderstandwhyUNESCOisfightingtopreservesitesofculturalandnaturalimportancetomankind.IhavethebeliefthatsomeofyouhaveheardaboutUNESCOheritagesitesormaybeevenvisitedone!Therearecurrentlyaround1,100sitesinmorethan160countriesworldwide.Unfortunately,theyfaceavarietyofdangersandmanyofthemareinurgentneed

ofprotection.Let’slookatsomespecificissues.

Heritagesitesareatriskfromnaturalforces.Thelong-termnaturalforces,suchaswind,waterand

temperature,cangraduallyweardownheritagesites.Forinstance,theGreatPyramidofGizaisnow

severalmetresshorterthanitwasoriginally.Naturaldisasters,thesuddenandpowerfulnaturalforces,

canleadtothedestructionofheritagesites:in2003,aterribleearthquakeshooksouth-easternIranandruinedlargepartsofthecityofBam,anincredibleUNESCOculturalheritagesite.;Anotherbigdangerishumanactivities.Warscancauseagreatdealofdamagetobothculturalandnaturalheritagesites.Sometimes,amazingancientclaysculpturesandbuildingsareaccidentallydestroyedbymissileattacksduringperi