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12TheEarthPeriod1Module4ThenaturalworldOxfordEnglishEarthlearnLookandlearntheEarthEarth,Earth,Earth,Weliveon
theEarth.Earth,Earth,Earth,WelearnabouttheEarth.Earth,Earth,Earth,WeshouldhelptheEarth.Let’schantLookatthispicture.Whatisit?It’sth
eEarth.LookandsayWhatcolouristheEarth?browngreenblueTherearemanydifferentpartsontheEarth.partLookandsaypart地区,区域carReadandlearnartparkcardpartsbrown
greenblueTherearemanydifferentpartsontheEarth.thegreenpartsthebrownpartsthebluepartsLookandlearnforestsThegreenpartsare.Lookandsa
yforestsbrowngreenblueTherearemanydifferentpartsontheEarth.thegreenpartsthebrownpartsthebluepartsLookandlearnLookandsayThebrownpart
sare.landbrowngreenblueTherearemanydifferentpartsontheEarth.thegreenpartsthebrownpartsthebluepartsLookandlearnoceansLookandsayThebluepartsare.ocea
nsWorkinpairstodiscussthequestionsbelow.1Whataretheblueparts?______________________2Whatarethegreenparts?___________________
___3Whatarethebrownparts?______________________Theyareoceans.Theyareforests.PairworkTheyareland.Thegreenpart
sareforests.Thebrownpartsareland.Thebluepartsareoceans.LookandreadHowwastheEarthinthepast?WatchandthinkWatchand
thinkHowwastheEarthinthepast?WatchandthinkTheEarthwasvery_____and_______inthepast.cleanbeautifulButnow
somepartsaredirty.Weshouldstopthrowingrubbishintorivers.rubbishDon’tthrowrubbishintorivers.Don’t___________________.treesDon’tcutdownsomanytrees.
Don’t___________________.Don’tcutdowntrees.atreesometreesmanytreessomanytreesappleapplesapplesapplesans
omemanysomanyacarsomecarsmanycarssomanycarsWeshouldstopcuttingdownsomanytrees.treesDon’tcutdownsomanytrees.pl
asticbagWeshouldstopusingplasticbags.plasticbagsDon’tuseplasticbags.Don’t__________.Weshouldstopthrowingrubbishintorivers.Weshouldstopcuttingdo
wnsomanytrees.Weshouldstopusingplasticbags.Let’sreadWeshouldstopdoing…Weshouldstopthrowingrubbishintorive
rsusingplasticbagscuttingdownsomanytrees……PlayagameWeshouldstopdoing…Let'sreadTrueorfalseRoleplayMsGuo:Kitty:MsGuo:Joe:MsGu
o:Alice:Peter:Kitty:MsGuo:Lookatthispicture.Whatisit?Kitty:It’stheEarth.MsGuo:Thegreenandbrownpartsareforestsandland.Whataretheblueparts?
Joe:Ithinkthey’reoceans.MsGuo:Yes,theyare.TheEarthwasverycleanandbeautifulinthepast,butnowsomepartsaredirty
.CanwedoanythingtohelptheEarth?Alice:Yes.Weshouldstopthrowingrubbishintorivers.Peter:Weshouldstopcuttingdownsomanytrees.Kitty:Weshouldstopusin
gplasticbags.(Workingroupsoffivestudents.)TheEarthisourhome!WeshouldtakecareoftheEarth!Weshouldmakeitabetterplace!Watchandthink1.Readt
hedialogueonStudent’sBookpage80.2.TrytofindmoreinformationabouthowtohelptheEarth.