题目内容：
Questionsarebasedonthefollowingpassage
Throughoutthepastcenturyhumanitydideverythinginitspowertocontrolnature．Wedammedearth'srivers,choppeddowntheforestsandexhaustedthesoils．Burningupfuels,wepumpedagreatdealofgreenhousegasesintotheair,alteringthechemistryoftheatmosphereandwarmingtheplanetinjustafewdecades．Andasourpopulationbeganintheyear2000abovethe6billionmark,stillspreadingacrossthecontinents,dozensofanimalandplantspeciesweredyingoutevery,day,includingthefirstprimate(灵长类)todisappearinmorethan100years．
Asthestartofthe21stcenturytherewereunmistakablesignsthatnaturewasbeginningtotakeitsrevenge．Meltingiceinbothpolesoftheearthsuggestedthattheclimatewaschangingrapidly．Weatherwasevenmorechangeablethanusual,givingsomeplacestoolittlerainandotherstoomuch．FiresracedacrossthedriedAmericanWestlastsummer,andrecentstormsspreaddamagesfromBritaintoChina．Nospecificeventcouldbedirectlyblamedonglobalwarming．Floodsanddroughtwillbemorefrequentandsevere．Othersadsignsfromanoverburdenedplanetincludefallinggrainandfishharvestsandfiercecompetitionforscarcewatersupplies．
Buttherewerealso,intheyear2000,signsofgreatawareness．ConnectedbytheInternet,hundredsofmillionsofpeoplegatheredforthe30thanniversaryofEarthDay．GovernmentsfromWashingtontoLimatookstepstoprotectthelargewildareasfromdevelopment．Progresswasmadetowardusingmorerenewableenergyfromthewindandthesun,andnewcarsthatusedbothgasolineandelectricityspotted(显示)fuel-economystatistics．
Thegoalforthenewcenturyis"sustainabledevelopment"．Isthatpossible?Itdependsonhowwellweunderstandthathumanityispartofnature,notlordandmaster．
Whatistheresultofthehumancontroloverthenature? A．Naturalresourcesarebeingexhausted．
B．Thereisaglobalwarmingeffect．
C．Speciesofanimalsandplantsarereduced．
D．Alloftheabove．
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