高考英语二轮专题检测精品练习：阅读理解23Word版含答案.doc

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1、2015届高考英语二轮专题检测精品练习：阅读理解（23）AAnewstudyhasfoundnoevidencethatsunscreen,commonlyusedtoreducetheriskofskincaner,actuallyincreasestherisk.ResearchersfromtheUniversityoflowsbasedtheirfirdingsonareviewof18earlierstudiesthatlookedattheassocistionbetweensunscreenus

2、eandmelanoms(黑素瘤).Theysaidthattheyfoundflawsinstudiesthathadreportedassociationsbetweensunscreenuseandhigherriskofmelanoma.Mosthealthexpertsbelievethatbyprotectingtheskinfromtheharmfuleffectsofthesun,sunscreenhelpspreventskincancer,whichisincreasinginincide

3、nce(发生率)fasterthananyothercancerintheUnitedStates.Butquestionshavebeenraisedaboutsunscreenandwhetheritmayhavetheoppositeeffect,perhapsbyallowingpeopletoremainexposedtothesunlongerwithoutburning.Theresearcherssaidthatamongtheproblemswithsomeearlierstudiesist

4、hattheyoftenfailedtotakeintoaccountthatthosepeoplemostatriskforskinconcer—peoplewithfairskinandfreckles（雀斑）,forexample—aremorelikelytousesunscreen.Asaresult,itmayappearthatsunscreenusersgetcancermoreoften.Thestudies,whichgenerallyreliedonvolunteerstorecallt

5、heirsunscreenuse,werealsounabletoprovehowwelltheproductshadbeenapplied,saidthenewstudy.72.Theunderlinedword“flaws”inthe2ndparagraphmostprobablymeans.A.evidencesB.factsC.faultsD.failures73.Peoplewithfairskinandfreckles.A.seldomusesunscreenB.aremoreindangerof

6、skinconcerC.canbefreefromtheharmofthesunD.oftenexposethemselvestothesun74.Wecanlearnfromthepassagethat.A.sunscreenusersgetskincancermoreoftenB.thevolunteershaveprovedtheeffectofsunscreenC.thenewstudywasbasedontheexperiencesofvolunteersD.thenumberofskincance

7、rpatientsisincreasinginAmerica75.Whichofthefollowingcanbethebeattitleforthispassage?A.SunscreentoPreventSkinCancerB.SunscreentoIncreaseSkinCancerC.SkinCancerCausedbySunscreenD.SkinCancerCausedbyFrecklesB（2014四川卷）Womenarefriendly.Butmenaremorecompetitive.Why

8、?Researchershavefoundit'salldowntothehormoneoxytocin(荷尔蒙催生素).Althoughknownasthelovehormone,itaffectsthesexesdifferently."Womentendtobesocialintheirbehavior.Theyoftensharewithothers.Butmenlendtobecompet