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12TheEarthPeriod2Module4ThenaturalworldOxfordEnglishMsGuo:Lookatthispicture.Whatisit?Kitty:It’stheEarth.

MsGuo:Thegreenandbrownpartsareforestsandland.Whataretheblueparts?Joe:Ithinkthey’reoceans.MsGuo:Yes,theyare.TheEarthwa

sverycleanandbeautifulinthepast,butnowsomepartsaredirty.CanwedoanythingtohelptheEarth?Alice:Yes.Weshouldstopthrowingrubbishintoriver

s.Peter:Weshouldstopcuttingdownsomanytrees.Kitty:Weshouldstopusingplasticbags.MsGuo:Kitty:MsGuo:Joe:MsGuo:Alice:Peter:Kitty:Trueorfalse.(1)Th

eweatherindifferentplacesontheEarthisdifferent.()(2)Differentanimalsliveindifferentplaces.()(3)Peoplecangetair,waterandfoodfr

omtheEarth.()(4)PeoplemaketheEarthdirty.Itispollution.()SomepartsoftheEarthareveryhot,andsomeareverycold.Someliv

eontheland.Someflyinthesky.Someliveunderthewater.TTTheEarthgivesusair,waterandfood.Weburnthingstomakeenergy.Thispollutestheai

r.Weputrubbishintotheseaandundertheground.ThispollutestheEarthandkillsanimalsandplants.TTThereisairandwaterontheEa

rth.Therearepeople,animalsandplantsontheEarth.PeoplehavelivedontheEarthformillionsofyears.Manyyearsago,theEarthwasclean.Today,thereisai

rpollution,waterpollutionandlandpollution.Peoplecutdowntheforests.Manyplants,wildanimals,birdsandinsectslivethere.People

killanimalsforfoodandtheirskins.Peoplearepollutingtheland,thewaterandtheair.Whatlivesintheforests?Whatdopeopledototheforest

s?Whyarepeoplekillinganimals?WeliveontheEarth.TheEarthisabeautifulplace.Therearerivers,oceans,landandforests.Therearema

nydifferentplantsandanimalstoo.People,plantsandanimalsneedcleanwaterandair.Sometimespeoplethrowrubbishintoriversandoceans.Sometimespeopl

ecutdowntoomanytrees.Smokefromcarsandfactoriesmakestheairdirty.TheEarthgetssick.NowpeopleworktogethertokeeptheEarthcleanandhealthy.Theypickuprubbish

.Theyplanttreeseveryyear.Theyrecycleglassandpaper.Theybringtheirownshoppingbagsandstopusingplasticbags.TheEarth2Whatdopeopledo

tokeeptheEarthcleanandhealthy?Answerthequestions.1WhydoestheEarthgetsick?WeliveontheEarth.TheEarthisa

beautifulplace.Therearerivers,oceans,landandforests.Therearemanydifferentplantsandanimalstoo.People,plantsandanimalsneedcleanwa

terandair.Sometimespeoplethrowrubbishintoriversandoceans.Sometimespeoplecutdowntoomanytrees.Smokefromcarsandfactoriesmakestheai

rdirty.TheEarthgetssick.Answerthequestions.1WhydoestheEarthgetsick?throwrubbishintoriversadoceansbuildfactoriesanddrivecarstomaketheai

rdirtycutdowntoomanytreesNowpeopleworktogethertokeeptheEarthcleanandhealthy.Theypickuprubbish.Theyplanttrees

everyyear.Theyrecycleglassandpaper.Theybringtheirownshoppingbagsandstopusingplasticbags.2WhatdopeopledotokeeptheEarthcleanandhealthy?Answertheq

uestions.pickuprubbishplanttreeseveryyearrecycleglassandpaperbringtheirownshoppingbagsWeshouldstopusing…Weshould

stopkilling…Weshouldstopbuilding…Weshouldstopdoing…Weshouldstopthrowingrubbishintoriversusingplasticbagscuttingdownsomanytre

es……Weshouldstopdoing…Weshoulddo…ThinkandsayWeshouldstopthrowingrubbishintorivers.Weshouldrecyclerubb

ish.Weshouldstopcuttingdownsomanytrees.Weshouldplantmoretrees.Weshouldstopusingplasticbags.Weshoulduseshoppingbags.Whatshou

ldwedotosavetheEarth?Putatick(√)oracross(×)inthebox.Thentalkaboutitingroups.WemustsavetheEarth.Peoplemuststopcuttingdownf

orests.Peoplemuststopkillinganimals.Peoplemuststoppollutingtheair.Peoplemuststoppollutingtheland.Peoplemuststoppollutingthesea.Threethi

ngsyoucandotohelpsavetheEarth1.Savewater.2.Saveenergy.3.Ridebikesorusepublictransport.Pleaseremember:Lit

tlethingscanmakeabigdifference.TakecareoftheEarth!Makeitabetterplace!1.ListentoandreadStudent’sBookp

age80.2.WritedowntenthingswecandotosavetheEarth.3.Makeaposter“TheEarthissick!”4.FinishWorkbookpages69and71.