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6ARevision4airballoonfactorysmokedirtycleanfreshplantalivewoodoceanforestlandriverkeepmakerubbishEarthplanttreescutdownsomanyplasti

cbagItkeepsthemhighinthesky.WeshouldplantmoretreesWegetwoodfromtrees.Itisabeautifulplace.Itisround.Itisverybig.Therearerivers,oceans,landandfor

estsonit.Therearemanydifferentplantsandanimalsonittoo.Whatisit?WeliveontheEarth.Sunshinemakesplantsgrow.woodgetfruitgetflowersfro

mpapertomakepencilsusetomakechairsWeget…from…eggs\ducksbananas\bananatreesapplejuice\applesHowdoweusewater?d

rinkcleanthefloorwatertheflowerswashclothesWeusewaterto…A:Howdoweuse…?B:Weuse…to…water\washourfacewood\make

desksAirkeepstheballoonandthekitehighinthesky.Airkeepspeople,animalsandplantsalive.…keeps\keep…highi

nthesky\alive.air\thebirdair\theplanewaterandfood\usWeliveontheEarth.Weneed_______,_______,and_______.Sunshine_______plantsgrow.Ai

r______people,animalsand_______alive.Weusewaterto______and____________.Weusewaterto_____________and_______

______.WelovetheEarth!sunshinewaterairmakeskeepsplantsdrinkwashclothescleanthefloorwatertheflowersSmokefromcarsandfactoriesmakesth

eairdirty.Rubbishmakesthewaterdirty.WhatshouldwedotosavetheEarth?Weshould…Theearthgetssick.Weshouldwalkorridebikesmoreoften.Weshouldwriteonbothsid

esofpaper.Weshouldplantmoretrees.Weshouldstopcuttingdownsomanytrees.Weshouldstopkillingwildanimals.Weshouldstopusingplasticbags.

Weshouldstopthrowingrubbishintorivers.TheEarthisabeautifulplace.Inthepast,theairwas_____,thewaterwas______.Butnowrubbishandsmokemakeairandwater

______.WemustsavetheEarth!WemustkeeptheEarthclean!Weshould______________________________________.Weshould____________________________________

__.Weshould______________________________________.Weshould_______________________________________.Showthepostertoyourfriendsoryourparentsandtryt

otalkaboutitinEnglish.WeliveontheEarth.Thisisourhome.SavetheEarth!Saveourfuture!