學(xué)必求其心得，業(yè)必貴于專精學(xué)必求其心得，業(yè)必貴于專精學(xué)必求其心得，業(yè)必貴于專精Period2:Reading學(xué)習(xí)目標(biāo)：1。了解中國長(zhǎng)江三峽的情況2。利用單元詞匯描繪名勝古跡3。培養(yǎng)快速閱讀的能力學(xué)習(xí)重點(diǎn)：了解中國長(zhǎng)江三峽的情況學(xué)習(xí)難點(diǎn)：良好閱讀習(xí)慣和閱讀能力的培養(yǎng)課前預(yù)習(xí)使用說明與學(xué)法指導(dǎo)：1.了解背景知識(shí)加深對(duì)文章的理解2。15分鐘之內(nèi)完成教材助讀：TheThreeGorgesregionisascenicareaalongtheYangtzeRiverinChinawithatotallengthofabout200km。TheThreeGorgestakesup120kmwithinthisregion。Althoughitisprimarilyfamousforitsscenery，theThreeGorgesregionishistoricallyandculturallyanimportantregioninChina。TheThreeGorgesregionislocatedalongtheYangtzeRiverbetweenthecitiesofFengjieandYichanginChongqingMunicipalityandHubeiCurrentlytheThreeGorgesregionismostfamousfortheThreeGorgesDam.TheThreeGorgesDamisunderconstructionataplacecalledSandouping（三斗坪）inthemiddleoftheXilingGorge.Inadditiontotheimpacts(影響)ofthedamontheecologyandpeople（i。e.themassrelocationoftownsandvillages）oftheregion，thedamwillalsochangethesceneryoftheThreeGorges。Becausethewaterlevelwillbehigher,thegorgeswillbenarrowerandthemountainswillappearlower。Supportersofthedampointoutthatbecausethemountainsreachseveralthousandfeetabovetheriver，thegorgesarestilllikelytoofferfascinatingviewsofthesurroundingcliffs,anditshouldbenotedthatmostriverboatcompaniesthatoperateintheThreeGorgesintendtocontinuetooffertoursoftheregion:TheincreaseinwidthoftheThreeGorgeswillalsoallowlargershipsthroughthegorgesanditispredictedthatrivertrafficofallkindswillincrease.預(yù)習(xí)自測(cè)：課文原句背誦1．Hethoughtthatpeoplewastohavemorericeandtoproduceitmorequickly。他認(rèn)為，養(yǎng)活世人的關(guān)鍵是擁有更多的水稻并且能更快地生產(chǎn)出來。2．Thetubeswereattachedtoalongstickwhichhelpedinastraightdirection。箭管被綁在一根長(zhǎng)棍子上,這根棍子能使火箭沿直線飛行。3．Orwashecarriedmilesintospace，theworld’sfirstastronaut?還是被帶到了太空，成為了世界上第一位宇航員呢?我的疑問：__________________________________________________________________________________________________________________________________________課內(nèi)探究質(zhì)疑探究：語篇理解閱讀P42的ReadingandVocabulary部分,從每題所給的3個(gè)選項(xiàng)中選出最佳答案1．Thewriterwrotethispassageinorderto.A．tellabouthisexperienceasateacherinChinaB．tellabouthisfirstvisittotheThreeGorgesC．tellabouthisfirstrideonaboatalongtheYangtzeRiver2．WhydidtheircolleaguessuggesttheynotgoontheJiangyouboat?A．BecausetheticketsfortheJiangyouboatareexpensive。B．Becausetheyareonlyforgoods。C．Becausetheyarecrowdedandmainlyforgoodsandpeopletradingalongtheriver。3．“BuildtheThreeGorges，ExploittheYangtzeRiver！"Whichofthefollowingwordscantaketheplaceoftheunderlinedwordinthesentence？A．Explore. B．Build。C．Takeadvantageof。4．WhichofthefollowingstatementsisTRUEaccordingtothepassage？A．OnabeautifulafternoontheypassedthroughtheWuGorge.B．Theytooktheboatupstream。C．TherearelotsofhistoricalplacesofinterestalongtheYangtzeRiver.5．Thispassageisorganisedbymeansof。A．timeandeventsB．descriptionsC．opinionsandexamples課文縮寫用所給單詞或短語的正確形式完成課文縮寫detour；geton；dock;character；construction;deck；exploit；narrow；distant；downstreamWedecidedtobuyticketsfortheJiangyouboat。Wejusthadtoshowourpassportsandtheyletus1。theboat。Weleftthe2.onabeautifulafternoon.Thesunwasshiningbrightlyaswesailed3。throughahillyregion.WesleptthroughtheQutangGorge，which4。to350feetastheriverrushesthroughthee。highmountains。AtWushanwemadea5.uptheDaningRiver。AswecameoutoftheXilingGorge，wesailedintothe6。siteofthedam。Allthepassengerscameon7。,tookpicturesandpointedatthesite,butweweren'tallowedtogetofftheboat.Ona8。mountainwasasignin20。foot9.?！癇uildtheThreeGorgesDam，10。theYangtzeRiver，”itsaid.當(dāng)堂檢測(cè):短語填空attheedgeof;atleast；beheavywith；inthedistance；besurroundedby1．Thegreatactorhisusualcrowdofhangers。on.2．Everyautumn，theappletreesbehindmyhouseapples。3．Icanhearthesoundofthecheering.4．Therearethreethingswecandotokeephealthyeveryday。Doyouknowwhattheyare？5．Listen!Thebirdsaresingingwoods。課后反思：__________________________________________________________________________________________________________________________________________課后訓(xùn)練Around200millionyearsago，theearthwas18degreeswarmerthanitisnow。Thatmightbeabithotforhumans,butitwasjustrightforthegiantdinosaursthatwanderedabouttheearthduringtheMesozoic(中生代的）era.Anewstudyfoundthatplant.eatingdinosaursmayhavecontributedtothewarmingoftheearthbyreleasingsignificantamountsofmethane（甲烷)．Thestudy，publishedinsciencejournalCurrentBiology,focusedonsauropods，long-neckedherbivores（食草動(dòng)物）thatmunched(用力咀嚼）onthetopoftrees。Theywerethelargestofthedinosaurs；foodbrokedownintheirstomachsforlongperiodsoftime。Theresearchersestimatethatasauropodareleased2，675litersofmethaneperday—addinguptoalargeamountofthegreenhousegasbeingpumpedfromdinosaur’sgutintotheatmosphere。Planteatersnaturallyreleasemethaneaspartoftheirdigestiveprocess。Thelargertheanimal,themoremethaneitproduces。Methane，agreenhousegas，trapsheatandremainsintheatmosphereforapproximately9-15years,whichwarmstheatmosphere。Today，someanimals，suchascattle，goatsandsheep,producelargeamountsofmethaneasaducttotheirfooddigestion。Methaneisalsoreleasedfromhuman-influencedsourcessuchaslandfill，agriculturalactivities,coalminingandotherindustrialpractices—whichallcontributetotoday’sclimatechange，accordingtotheEnvironmentalProtectionAgency。Theresearchersestimatethatearth'ssauropodswouldhaveproducedabout520milliontonsofmethaneperyear－similartothetotalamountofmethaneproducedtodaybynaturalandman。madesources。However，theresearcherswarnthattheirnumbersareestimatesbasedonmultipleassumptionsaboutthedigestivesystemsandpopulationsofdinosaurs。TheauthorofthestudyDavidWilkinsonsaystheemissionofmethanefromdinosaurswouldhavebeenjustoneofthecausesofwarmclimateduringtheMesozoicera.Othercausesincludegasesproducedfromvolcanoes,swamps，shallowseasandsoon.Still，Wilkinsonsays,“Theamountofmethanefromdinosaursislargeenoughtohaveameasurableeffect.”1。Scientiststhinkdinosaursmayhav