Unit7ProtecttheEarth（第一課時：Storytime）Let’stalkrubbishblacksmokeWhatcanyouseefromthevideo?Whatshouldwedo?ProtecttheEarthLet’sskimWhatshouldwedotoprotecttheEarth?快速瀏覽課文，給出四個標題。GivetitlestothepicturessavewatersaveenergysavetreesDon’tusetoomuchplastic.太多toomuch用于修飾不可數(shù)名詞toomany用于修飾可數(shù)名詞Let’slearnWhyshouldwesavewater?Waterisuseful.Wedrinkwaterandusewatertocleanthingseveryday.Inmanyplaces,thereisnotmuchwater.Weshouldnotwastewater.Weshouldreuseandsaveit.（有用的）

Let’slearnHowshouldwesavewater?Waterisuseful.Wedrinkwaterandusewatertocleanthingseveryday.Inmanyplaces,thereisnotmuchwater.Weshouldnotwastewater.Weshouldreuseandsaveit.Let’sthinkWhatcanwedowithwater?Wecanuse…to…Let’sretellWhy?How?Let’slearn1.四人一組，閱讀其余三段，合作學習新單詞并嘗試理解。2.選擇合適的方式來開展學習并匯報（互相問答、輪流介紹）WhyHowEnergyTreesPlasricLet’sreportMostofourenergycomesfromcoalandoil.ThereisnotmuchcoaloroilonEarth.Weshouldsaveenergy.Weshouldnotdrivesomuchbecausecarsusealotofenergy.Whyshouldwesaveenergy?我們的大多數(shù)能源coal煤炭boat,coatoil石油toiletLet’sreportMostofourenergycomesfromcoalandoil.ThereisnotmuchcoaloroilonEarth.Weshouldsaveenergy.Weshouldnotdrivesomuchbecausecarsusealotofenergy.Howshouldwesaveenergy?Let’slearnWoodcomesfromtrees.Weusewoodtomaketables,chairsandmanyotherthings.Weshouldnotcutdowntoomanytreesbecausetreeshelpkeeptheairclean.Whyshouldyousavetrees?Let’slearnWoodcomesfromtrees.Weusewoodtomaketables,chairsandmanyotherthings.Weshouldnotcutdowntoomanytreesbecausetreeshelpkeeptheairclean.Howshouldwesavetrees?（砍伐）Let’slearnWeuseplastictomakebagsandbottles,buttoomuchplasticisbadfortheEarth.Weshouldnotusetoomanyplasticbagsorbottles.Weshouldusepaperbagsandglassbottles.Whyshouldwesaveplastic?Let’slearnWeuseplastictomakebagsandbottles,buttoomuchplasticisbadfortheEarth.Weshouldnotusetoomanyplasticbagsorbottles.Weshouldusepaperbagsandglassbottles.Howshouldwesaveplastic?Let'simitateWaterisuseful.Wedrinkwaterandusewatertocleanthingseveryday.Inmanyplaces,thereisnotmuchwater.Weshouldnotwastewater.Weshouldreuseandsaveit.Let’simitateMostofourenergycomesfromcoalandoil.ThereisnotmuchcoaloroilonEarth.Weshouldsaveenergy.Weshouldnotdrivesomuchbecausecarsusealotofenergy.Let’simitateWoodcomesfromtrees.Weusewoodtomaketables,chairsandmanyotherthings.Weshouldnotcutdowntoomanytreesbecausetreeshelpkeeptheairclean.Let’simitateWeuseplastictomakebagsandbottles,buttoomuchplasticisbadfortheEarth.Weshouldnotusetoomanyplasticbagsorbottles.Weshouldusepaperbagsandglassbottles.Let’sjudgeTFTTbadfortheEarthF根據(jù)課文內(nèi)容，判斷句子正誤，在小組內(nèi)交流。Let’swritewaterreusewasteenergydrivetreestreesplasticpaperglassManyanimalslosttheirhome.WemustprotecttheEarth.Wemustsaveourhome.Thisisthewaterpollution.Peoplecutdowntoomanytrees.Thisistheairpollution.Thisisthelandpollution.Manyyearsago,theEarthwasveryclean.Butnowthereismuchpollution.Therearelotsofforests.Therearemanycountriesandcities.Andtherearemanypeople.Thisisthe

Earth.Thegreenpartisland.Thebluepartissea.Thewhitepartiscloud.Therearerivers,seasandlakes.Therearehillsandmountains.OurEarth,ourhome.Let’sknowmoreabouttheEarth.ThinkandtalkWhatelsecanwedotoprotecttheEarth?…TheEarthisnotonlyaplanet,butalsoourhome.WehaveonlyoneEarth.

Let’sProtecttheEarth!

地球不止是一個星球，也是我們的家園。我們只有一個地球。Homework必做：1.ImitatetheStorytimethreetimes.模仿跟讀Storytime三遍。2.Readthestoryfluently,a