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1、精品中考沖刺四：閱讀理解技巧【真題再現(xiàn)】閱讀理解【2012江蘇連云港市】ASimpleScientificExperimentThisisadescriptionofasinglescientificexperiment.Itshowsushowironreacts(反應(yīng))withairandwithwater.Aim:Tofindoutifironrusts(生銹)(a)indryair;(b)inwaterthathasnoairinit(air-freewater);(c)inordinarywater.Materials:3cleanironn
2、ails(鐵釘);testtubes;testtubeholder;cottonwool;oil;Bunsenburner.IronindryairMethod(1)Putsomeironnailsatthebottomofatesttube.(2)Pushsomecottonwooldownthetube.(3)Leavethetubeforoneweek.ResultThenailsdonotrust.ConclusionIrondoesnotrustindryair.Ironinair-freewaterMethod(1)Half-fillate
3、sttubewithwater.(2)Boilthewaterforthreeminutes.(Thismakessurethereisnoairinthewater.(3)Puttwoorthreecleannailsinthewater.(4)Addsomeoiltothewater.(Thiswillkeepairoutofthewater.)(5)Leavethetubeforoneweek.ResultThenailsdonotrustinthetubewithair-freewater.ConclusionIrondoesnotrustin
4、air-freewater.IroninordinarywaterMethod(1)Half–fillatesttubewithwaterandaddtwoorthreecleannails.(2)Leavethetubeforoneweek.ResultThenailsrustinthetubewithordinarywater.ConclusionIronrustsinordinarywater.1.Inthefirstpartoftheexperimentthecottonwoolismostprobablyusedto_________.A.k
5、eeptheairdryB.keepthetubewetC.makethenailsrustD.keepthetubeclean2.Whatarenecessarystepstomakesurethewaterinthetubeisairfree?①Leavehalfatubeofwaterinit②Boilthewaterforsometime③Putsomecleanironnailsinthetube④AddsomeoiltothewaterA.①② B.①③ C.②③ D.②④3.Wecanconcludefromtheexp
6、erimentthatonly____________makesironrusty.A.dryair B.cottonwool C.ordinarywater D.air-freewater精品【2012湖北黃岡市】WangBing’sfatherbegansmokingwhenhewasafreshman(大學(xué)一年級(jí)學(xué)生)incollege.Hisfriendpassedhimhisfirstcigarette.Hehasnowbeensmokingformorethan30years.It’saclassicexampleofho
7、wyoungpeopleareintroducedtocigarettes,exceptthatnowadayssmokersdeveloptheirhabitatanevenyoungerage.Ithasbecomeamajorconcern(擔(dān)憂)inChinathatmanyteenagersbegintosmoke.Asurveyshowedthat22.5%ofthemiddleschoolstudentsquestionedhadtriedsmokingand15.8%ofthemsmokedregularly.Formanyteenag
8、ers,smokingisasymbolofbeinganadult,independence
