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1、2013青岛市高考英语（阅读理解）考前训练（4）及答案解析EdwardWilsonisAmerica's,ifnottheworld,s,leadingnaturalist.InTheFutureofLife,hetakesusonatouroftheworld'snaturalresources（资源）.Howaretheyused?Whathasbeenlost?Whatremainsandisitabletocontinuewiththepresentspeedofuse?Wilsonalsopointsoutthenee
2、dtounderstandfullythebiodiversity（生物多样性）ofourearth.Wilsonbeginswithanopenlettertothepioneerinenvironment环境）protection,HenryDavidThorean.Hecomparestoday'sWaldenPondwiththatofThorean‘sday.Wilsonwillusesuchcomparisonsfortherestofthebook.Theproblemisclear:manhasdonegreat
3、damagetohishomeovertheyears.Cantheearth,withhumanhelp,bemadetoreturntobiodiversitylevelsthatwillbeabletosupportusinthefuture?Biodiversity,Wilsonargues,isthekeytosettlingmanyproblemstheearthfacestoday.Evenouragriculturalcropscangainadvantagesfromit.Amerehundredspecies
4、（物种）arethebasisofourfoodsupply,ofwhichbuttwentycarrytheload.Wilsonsuggestschangingthissituationbylookingintotenthousandspeciesthatcouldbemadeuseof,whichwillbeawaytoreducetheclearingofthenaturalhomesofplantsandanimalstoenlargefanningareas.Attheendofthebook、Wilsondiscu
5、ssestheimportaneeofhumanvaluesinconsideringtheenvironment.Ifyouaretocontinuetoliveontheearth,youmaywellreadandactontheideasinthisbook.72.WelearnfromthetextthatWilsoncaresmostaboutA.theenvironmeritforplantsB.thebiodiversityofourearthC.thewasteofnaturalresourcesD.theim
6、portaneeofhumanvalues73.Howmanyspeciesaremostimportanttoourpresentfoodsupply?A.Twenty.B.Eighty.C.Onehundred・D.Tenthousand.74.WilsonsuggeststhatonewaytokeepbiodiversityistoA」earnhowtofarmscientificallyB.buildhomesforsomedyingspeciesC.makeitclearwhattoeatD.usemorespeci
7、esforfood72.WecaninferthatthetextisA.adescriptionofnaturalresourcesB.aresearchreportC.abookreviewD.anintroductiontoascientist答案72.B73.A74.D75.C结束先（笫篇）Nexttimeacustomercomestoyouroffice,offerhimacupofcoffee・Andwhenyou,redoingyourholidayshoppingonline,makesureyou'rehol
8、dingalargeglassoficedtea.Thephysicalsensation（感觉）ofwarmthencouragesemotionalwarmth,whileacolddrinkinhandpreventsyoufrommakingunwise
