Environmentalproblemsarebecomingmoreandmoreseriousallovertheworld.Forexamplecarshavemadetheairunhealthyforpeopletobreatheandpoisonousgasisgivenoffbyfactories.Treesonthehillshavebeencutdownandwastewaterisbeingpouredcontinuouslyintorivers.Furthermorewhereverwegotodaywecanfindrubbishcarelesslydisposed.
Therearedifferentkindsofpollutantseachofwhichcomesfromdifferentsources.Itisnecessarytoidentifythesourceofpollutioninordertomakeapolicytoeliminatethem.
Differentproductsprocessesandactivitiesofourindustrializedworldtogetherformthemajorsourceofpollution.Theformsofpollutioncanbemainlydividedintothreekinds—solidliquidandgas.
Thesepollutionshavegreatlydamagedourplanetandcontinuetodoso.Infactpollutionisthreateningourexistence.Thewholeecologicalbalanceoftheearthischanging.Massivedestructionofenvironmenthasbroughtaboutnegativeeffectsandevenposedagreatthreattoman’sexistence.
Wemustfacethesituationthatexistsandtakeactiontosolveourenvironmentalproblems.Forinstancenewlawsmustbepassedtoplacestrictcontroloverindustrialpollutionthepublicmustreceivetheeducationaboutthedangerofpollutionandsoon.
Theearthisourhomeandwehavethedutytotakecareofitforourselvesandourlatergeneration.Fortunatelymoreandmorepeoplehaverealizedtheseproblems.Measureshavebeentakentodealwiththesesituationsbythegovernment.LawshavebeenpassedtostoppollutionIhopetheproblemswillbesolvedinthenearfutureandourhomewillbecomebetterandbetter
1.Howmanyexamplesofenvironmentalproblemsaregiveninthefirstparagraph?
A.2
B.3
C.4
D.5
2.WhichofthefollowingisTRUEaccordingtothepassage?
A.Inalltherearethreekindsofpollution
B.Ifpeoplecontinuetopolluteourplanettherewillbenotrees
C.Industrialpollutionhasbeencompletelycontrolled
D.Lawshavebeenpassedtostoppollutionandprotectourenvironment
3.Thesentence“Wehopethatallthesemeasureswillbeeffectiveandbringbackahealthyenvironment”canbestbeputattheendofparagra