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阅读理解Itisonlyduringthelastfewyearsthatmanhasgenerallyrealizedthatintheworldofnatureabalanceexists(存在)betweenallformsoflife.Nolivingthingcanexistbyitself;itispartofasysteminwhich
更新时间:2024-03-29 23:59:00
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阅读理解

Itisonlyduringthelastfewyearsthatmanhasgenerallyrealizedthatintheworldofnatureabalanceexists(存在)betweenallformsoflife.Nolivingthingcanexistbyitself;itispartofasysteminwhichallformsoflifearejoinedtogether.Ifwechangeonepartofthenatureorderthiswillinturnalmostcertainlybringaboutchangesinsomeotherpart.

Thecuttingdownofforestsreducesthesupplyofoxygen.Thekillingofweedsandinsectsbychemicalsleadstothewidespreadpoisoning(中毒)ofanimalsandbirds.Thethrowingofwasteproductsintotheoceanhurtslifeintheseawhilewastegaseschangethechemicalbalanceofatmosphereandshutoutsomeofthesun'snecessarylifegivingrays.

Andsowecouldgoonaddingmoreexamplesuntilindespair(绝望)wemightfeellikegivingupthestruggletocontrolandkeepwithinlimitstheseharmfulhumanactivities.Manisverycleveratchangingtheworldaroundhimtosatisfyhisimmediateneedbutheisnotsocleveratlookingfaraheadoratthinkingaboutwhatthefutureresultsofhisactionmightbe.Manmaywelldestroyhimselfinhisattempttobetooambitious(野心).

1.Theexamplesgiveninthesecondparagraphareevidences(证据)that________.

[]

A.itisduringthelastfewyearsthatmanhasgenerallyknownthebalanceofnature

B.therearesomelivingthingswhichcanexistbythemselveswithoutchange

C.allformsoflifebelongtoasysteminwhichallthepartscanbechangedforanother

D.wecannotchangeoneformoflifewithoutdestroyingthebalanceofnature

2.Thelastparagraphsuggeststhatinman'sattempttoincreaseimmediatebenefits________.

[]

A.manoftenfailstothinkabouthisfutureresultsofhisaction

B.manisalwaystooambitioustoplanningdistantfuture

C.manoftenfeelsthathewillhavetogiveupindespair

D.manisalwaysanxioustocontrolandkeephisactivitieswithinlimits

3.WhichofthefollowingstatementsisTRUE?

[]

A.Cuttingdownwoodsdoeslittleharmtohumanbeings.

B.Manhastopaymuchattentiontothefutureresultsofhispresentaction.

C.Oxygencomesfromforests.

D.Thispassagetellsustotryourbest

唐贵林回答:
  答案:D;A;B;B
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