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ID:40973272
大小:21.35 KB
页数:7页
时间:2019-08-12
《新世纪大学英语综合教程4完形填空(close)答案及原文》由会员上传分享,免费在线阅读,更多相关内容在行业资料-天天文库。
1、Close1Manhasabloodtiewithnatureandnobodycanliveoutsidenature.Natureprovidesuswithweneed:theairwebreathe,thewaterwedrink,andthefoodweeat.Forquitealongtimeaftermanbegantoliveintherealmofnature,helivedinfearofitsdestructiveforces.heusedtoregardnaturewithitselementalforcesassomethinghostiletohim.And
2、eventheforestwassomethingwildandfrighteningtohim.veryoften,hewasunabletoobtainthemerestdailynecessitiesthoughheworkedtogetherwithothersstubbornlyandcollectivelywithhisimperfecttools,throughhisinteractionwithnature,manchangeditgradually.hecutdownforest,cultivatedland,transferredvariousspeciesofpl
3、antsandanimalstodifferentclimaticconditions,changedtheshapeandclimateofhisenvironmentandtransformedpantsandanimals.hesubduedanddisciplinedelectricityandcompelledittoservetheinterestsofsociety.Nonetheless,withtheconstaexpansionofagricultureandindustry,manhasrobbednatureoftoomuchofitsirreplaceablr
4、esources,polutedhisownlivingenvironmentandcausedabout95%ofthespeciesthathaveexistedoverthepast600millionyearstobecomeextinctandstillmanyotherstobeendangered.thepreviousdynamicbalancebetweenmanandnatureisonthevergeofbreakingdown.manisnowfacedwiththeproblemofhowtostop,oratleasttomoderatethedestruc
5、tiveeffectoftechnologyonnature.Thecrisisoftheecologicalsituationhasbecomeaglobalproblem.thesolutiontotheproblemdependsonrationalandwiseorganizationbothofproductionitselfandcareformothernature.thiscanonlybedonebyallhumanity,ratherthanbyindividuals,enterprisesorseparatecountries.2Technologyisahoti
6、ssuenowadays.thedefendersoftechnologystressitsadvantageswhiletheopponentsemphasizeitsdisadvantages.Neithersidehasevertakenthetimetolookattheoppositepointofview.Thedefendersoftechnologyholdthatwithtechnologypeopleslivingconditionshavebeengreatlyimproved.Forexampletheboominproductivityhasmadegoods
7、betterandcheaper.Therefore,tingsthatwereonceluxuries,suchasjettravelandlong-distancephonecallshavebecomenecessities.Medicaltechnologyinparticularhasbenefitedusalot,especiallyinprolonginglifeexpectancy.Ontheotherhand,theoppon
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