四川省雅安市天全中学2015-2016学年高二下学期第2周周考英语试题word版含答案

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1、天全中学2015-2016学年下期高二第2英语试题C9BE9（满分100分时间40分钟》班级：姓名：成绩：第一节：阅读理解＜8*3=24分〉ANaturerespondstoclimatechange.Tounderstandit,weneedtomonitorkeylifecycleevents—flowering，theappearanceofleaves，thefirstfrogcallsofthespring—allaroundtheworld.Butscientistscan’tbeeverywheresothey’returnin

2、gtonon-scientists,sometimescalledcitizenscientists，forhelp.AgroupofscientistsandeducatorssetupanorganizationlastyearcalledtheNationalPhenologyNetwork.“Phenology”iswhatscientistscallthestudyofthetimingofeventsinnature.Oneofthegroup’sfirsteffortsdependsonscientistsandnon-scie

3、ntistsaliketocollectdataaboutplantfloweringandleafingeveryyear.Theprogram，calledProjectBudBurst,collectslifecycledataondifferentkindsofusualplantsfromacrosstheUnitedStates.“Peopledon’thavetobeplantexperts—theyjusthavetolookaroundandseewhat’sintheirneighborhood，”saysJennifer

4、Schwartz,anadviserwiththeproject.“Aswecollectthisdata,we’llbeabletopredicthowplantsandcommunitiesofplantsandanimalswillrespondastheclimatechanges.”Thatdatawillhelpscientistspredictnotonlyhownaturalcommunitiesmaychangebutalsohowthesechangeswillaffectpeople.Scientistsmonitori

5、nglilacfloweringintheWesternUnitedStatesreportedthatinyearswhenlilacsbloomedearly一beforeMay20th—wildfireslaterinthesummerandfallarelargerandmoresevere.“Lilacbloomingcouldserveasanalarmbell，”Jennifersays.Improvedmonitoringisanimportantsteptowardpredictinghownaturalcommunitie

6、swillrespondtoclimatechange.“Thebestwayforustoincreaseourknowledgeofhowplantsandanimalsarerespondingtoclimatechangeistoincreasetheamountofdatawehave,”shesays.“That’swhyweneedcitizenscientiststogetasmuchinformationasmanyplacesonasmanyspeciesoveraslongatimeperiodaswecan/’1.Th

7、eNationalPhenologyNetworkissetupto.A.researchhownaturemakesresponsetoclimatechangeB.keeparecordofwhatishappeninginnatureC.makeastudyofthefirstfrogcallsofthespringD.judgewhatplantswilldieoutinthefuture2.ThetaskofProjectBudBurstisto.A.growmoreplantstoimprovetheclimateB.collec

8、tinformationaboutusualplantsC.makecitizenstelldifferentplantsD.findouthowmanykinds