新课标考点规范练必修1 .docx

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1、考点规范练4(必修1　Unit4)Ⅰ.阅读理解1.AInthelate1980s,inthedesertnorthofTucson,Arizona,agroupofenvironmentalistsbuiltaself-containedminiatureworldunderglasswhichbecamehometoresearchersforatwo-yearexperiment.CalledBiosphere(生物圈)2,itwasdesignedtoenabletheresearcherstostudyecosystemsentirely.Plantsandanimalsfr

2、omaroundtheglobewerebroughtintomultiplyinsixdifferentbiomes(生物群落区).TiffanyO’Callaghangivesusatourofthesite—nowopentovisitors.　WhenplanningBiosphere2,engineersrealisedthatlargetemperatureswingsfromdaytoeveningwouldchangetheairpressureinside.Tosolvetheproblem,theycreatedtwolarge“lungs”thatexpanda

3、ndshrinkwiththechangingairpressure.　　Farmingwasadailyactivityforthoselivinghere.Afarmwassetuptogrowcropssuchassweetpotatoesandrice.Todaytheareaishometoanambitious10-yearprojectwhichaimstostudytheeffectsofclimatechangeontheevolutionoflandscapes.　　Containedinahugestainlesssteelbathtub,theman-made

4、oceanwasoriginallydesignedtocreateaCaribbeanreef.Itcontains2,560cubicmetresofwater—slightlymorethananOlympic-sizeswimmingpool.　　Tocreatearainforest,about300speciesofplantsandanimalswerebroughttothesite.Asfoodgrewscarce(缺乏的)duringtheirtwo-yearstay,Biosphere2’sresidentsbecamegratefulforthebananap

5、lants.　　Thedesertbiomeisnowseparatedfromthenearbylow-lyingwetland,allowingresearcherstokeepdifferenttemperaturesandCO2concentrationsinthedistinctbiomes.　Onaridgeabovetheoceanliesthebiosphere’sgrassland.Theareaishometomanyfruittrees,includingacherrytree.Visitorsareinvitedtotasteitssmall,apple-li

6、kefruit.TourScheduleWeoffertoursdailyfrom9:30a.m.to4:00p.m.Weaskthatyouarrivenolaterthan3:45p.m.forthelasttouroftheday.Ourtoursarenowdepartingevery30-45minutes.Uponarrivalyouwillbeassignedtothenextavailablegeneraltour.Contact:520-838-6200Biosphere2wassetupmainly　　　. A.toattractvisitorsB.forrese

7、archerstoliveinC.forresearcherstostudytheecologyD.toprotecttheendangeredcreatures2.WherecanvisitorsfindbananaplantsinBiosphere2?A.Onthefarm.B.Ontheridge.C.Intherainforest.D.Inthestainlesssteelbathtub.3.Visitorsarerequiredtoarrivea