听力实在没有啊.听写原文Limitingthegrowthoftechnologythroughouthistorymanhaschangedhisphysicalenvironmenttoimprovehiswayoflife.Withthetoolsoftechnologymanhasalteredmanyphysicallfeaturesoftheearth.Hehastransformedwoodlandsintofarmland:Hehasmodifiedthefaceoftheearthbycuttingthroughmountainstobuildroadsandrailways.Howeverthesechangesinthephysicalenvironmenthavenotalwayshadbeneficialresults.Today,pollutionoftheplanet.Eachday,thousandsoftonsofgasescomeoutofthevehicles:smokefromfactoriespollutestheaireofindustrializedareasandthesurroundingcountryside.Theairincitiesisbecomingincreasinglyunhealthy.Thepollutionofwaterisequallyharmful.Inthesea,pollutionfromoiliskillingalotofseaplantandfish.Itisnownecessaryformantolimitthegrowthoftechnologyinordertosurviveontheearth．

　　完型BDABDCACBDACBBDACBDA

　　语法及词汇DBDCABDACBDACBBADADBACBDACBDDC

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