新世纪大学英语综合教程4第四册Unit1---Man-and-Nature

Unit1ManandNatureTextAManintheRealmofNatureBeforeReading1GlobalReading2DetailedReading3AfterReading4ContentsReadandThinkEnvironmentalIssuesPresentationDirections:Readthefollowingposter.Canyouunderstandwhatthepostermeans?Whatinformationcanyoulearnfromit?Howdoyoufeelafterreadingtheposter?Theworld’swatersupplyIfallearth’swaterfitinagallonjug,availablefreshwaterwouldequaljustoveratablespoon—lessthanhalfofonepercentofthetotal.About97percentoftheplanet’swaterisseawater;anothertwopercentislockedinicecapsandglaciers.Vastreservesoffreshwaterunderlieearth’ssurface,butmuchofitistoodeeptoeconomicallytap.ReadandThinkCanyourecognizewhatenvironmentalissuesdothefollowingpicturesshow?Whatdoyouknowaboutthem?Shareyourknowledgewithyourclassmates.EnvironmentalIssuesDeforestation()AirPollution()GlobalWarming()OzoneDepletion()energycrisisdesertificationwatershortageacidrainhazardouswastesextinctionofspeciesendangeredwildlifeTherearemanyotherevironmentalproblems:waterandsoilerosionwhitepollutionwaste/pollutedwaterwaste/pollutedgasresiduePandaTheurgentsituationofsomeoftheendangeredspeciesFlamingoKoalaEagleTigerWorkinpairsorgroupstoprepareapresentationontheenvironmentalproblemwhichconcernyoumost.Yourpresentationshouldcoverthecauses,effectsandsolutionsoftheenvironmentalproblemyouworkon.PresentationTrueorFalseStructureAnalysisQuestionsandAnswersBlankFillingFurtherUnderstandingStructureAnalysisPart1:(para.1-2)Manlivesintherealmofnature.Heisconnectedwithnatureby“bloodties”andhecannotliveoutsidenature.Part2:(Para.3-4)Associetydevelops,mantendstobecomelessdependentonnaturedirectly,whileindirectlyhisdependencegrowsbecausetheindustrialtransformationoftheearthmakesitincreasinglydifficulttoobtainirreplaceablenaturalresourcesfortheneedsofproduction.Part3:(para.5-7)Atpresent,MotherNatureisbeingexhaustedinresources,contaminatedbysyntheticproducts,andtroubledbyecologicalimbalance.Thepreviousdynamicbalancebetweenmanandnatureandbetweennatureandsocietyasawhole,hasshownominoussignsofbreakingdown.Part4:(para.8-9)Thesolutiontoman–natureliesinrationalandwiseorganizationofbothproductionitselfandcareforMotherNaturebyallhumanity.Andthefailuretoliveinharmonywithnatureandobeyitslawswouldcausefataldisaster.Wehumansliveinsideandwiththenature.Theair,waterandfoodmakeusconstantlyoftheinfluenceofnature.Butweittoo.Weconvertitswealthintoours.isanexampletoserveourinterest.Wealsoplantsandanimalstodifferentclimaticconditions,andbychangingtheclimate,weevenplantsandanimals.ransfert______nteracti______warea_____lectricityE_______ransformt_______ransformt________BlankFillingReadthefirstpartofthetextandtrytofillintheblanksinthefollowingparagraph.1.Withthedevelopmentofoursociety,humanbeingsbecomemoreandmoreindependent.2.Theimperfecttoolspreventedourancestorsfromsatisfyingtheirneeds.3.Peopleinancienttimestendedtoseethenature’selementalforcesasfriendly.Associetydevelops,mantendstobecomelessdependentonnaturedirectly,whileindirectlyhisdependencegrows.Despitetheirimperfecttools,theyworkedtogetherstubbornly,collectively,andwereabletoattainresults.F()F()Naturewithitselementalforceswasregardedassomethinghostiletoman.F()TrueorFalseReadthesecondpartofthetextandmakeyourjudgementaboutwhetherthefollowingsentencesaretrueorfalseaccordingtoparas.3-4.Deforestationoriginallywasduetohuman’sfearofforest.Astimegoeson,mankindbeginstolookforotherresourcestotaketheplaceofnaturalresources.4.5.Astimegoeson,mankindbecomesincreasinglyconcernedwiththequestionofwhereandhowtoobtainirreplaceablenaturalresourcesfortheneedsofproduction.F()T()TrueorFalse1.Whatsignsaregiveninthisparttoshowthatthepreviousdynamicbalanceisbreakingdown?2.Whatisthefeatureofmoderntechnology?QuestionsandAnswersReadthethirdpartofthetextandtrytoanswerthefollowingquestions.3.Whydoyoungpeoplelikesynthetic,glitteringfabricsthatarenotgoodforthem?4.Inwhatwayarethesyntheticproductsharmfultotheearth?1.Whatsignsaregiveninthisparttoshowthatthepreviousdynamicbalanceisbreakingdown?Theproblemofreplaceableresourcesofthebiospherehasbecomeacute.Itisgettingmoredifficulttosatisfytheneedsofhumanbeingsandsocietyevenforsuchasubstanceasfreshwater.Theproblemofeliminatingindustrialwasteisalsobecomingincreasinglycomplex.2.Whatisthefeatureofmoderntechnology?Anever-increasingabundanceofproducedandusedsyntheticgoods.QuestionsandAnswersReadthethirdpartofthetextandtrytoanswerthefollowingquestions.4.Inwhatwayarethesyntheticproductsharmfultotheearth?Whensyntheticproductsturnintowaste,substancesthatintheiroriginalformwerenotverytoxicaretransformedintoharmfulsubstancesinthecycleofnaturalprocesses.3.Whydoyoungpeoplelikesynthetic,glitteringfabricsthatarenotgoodforthem?Becausetheypaymoreattentiontoappearancethantohealthandtheywillonlybecomeawareofthisharmfulinfluenceastheygrowolder.Naturenurturesmankindunselfishlywithitsrichresources.Yet,manissocarriedawayinhistransformationofnaturethatheisunawarethatitalsohaslimitationsandneedsconstantcare.Nowwornbytheexcessivedemandsofmankind,natureisunabletomaintaintheecologicalbalanceneeded.Humanityisfacedwiththeproblemofhowtostop,or