北京市延庆县2016高考英语暑假阅读理解选练（9）阅读下列四篇短文，从每小题后所给的A,B,C或D四个选项中，选出最佳选项。Wealreadyknowthefastest,leastexpensivewaytoslowclimatechange:Uselessenergy.Withalittleeffort,andnotmuchmoney,mostofuscouldreduceourenergydietsby25percentormore—doingtheEarthafavorwhilealsohelpingourwallets.Notlongago,mywife,PJ,andItriedanewdiet—nottolosealittleweightbuttoansweranannoyingquestionaboutclimatechange.Scientistshavereportedrecentlythattheworldisheatingupevenfasterthanpredictedonlyafewyearsago,andthattheconsequencescouldbesevereifwedon’tkeepreducingemissions(排放)ofcarbondioxide(CO2)andothergreenhousegasesthataretrappingheatinouratmosphere.Wedecidedtotryanexperiment.ForonemonthwerecordedourpersonalemissionsofCO2.Wewantedtoseehowmuchwecouldcutback,sowewentonastrictdiet.TheaverageUShousehold(家庭)producesabout150poundsofCO2adaybydoingcommon-placethingsliketurningonair-conditioningordrivingcars.That’smorethantwicetheEuropeanaverageandalmostfivetimestheglobalaverage,mostlybecauseAmericansdrivemoreandhavebiggerhouses.Buthowmuchshouldwetrytoreduce?Forananswer,IcheckedwithTimFlannery,authorofTheWeatherMakers:HowManIsChangingtheClimateandWhatItMeansforLifeonEarth.Inhisbook,hehadchallengedreaderstomakedeepcutsinpersonalemissionstokeeptheworldfromreachingextremelyimportanttippingpoints,suchasthemelting(融化)oftheicesheetsinGreenlandorWestAntarctica.“Tostaybelowthatpoint,weneedtoreduceCO2emissionsby80percent,“hesaid.Goodadvice,Ithought.I’dopenedourbedroomwindowstoletinthewind.We’dgottensousedtokeepingourair-conditioninggoingaroundtheclock.I’dalmostforgottenthewindowsevenopened.Weshouldnotletthishappenagain.It’stimeforustochangeourhabitsifnecessary.1.Whydidtheauthorandhiswifetryanewdiet?A.Totakespecialkindsoffood.B.Torespondtoclimatechange.C.Toloseweight.D.Toimprovetheirhealth.2.Theunderlinedwords“tippingpoints”mostprobablyreferto“”.A.freezingpointsB.burningpointsC.meltingpointsD.boilingpoints3.Itcanbeinferredfromthepassagethat.A.itisnecessarytokeeptheair-conditioningonallthetimeB.itseemspossibleforeveryhouseholdtocutemissionsofCO2C.theaverageUShouseholdproducesabout3,000poundsofCO2amonthD.theaverageEuropeanhouseholdproducesabout1,000poundsofCO2amonth4.Whichofthefollowingwouldbethebesttitleforthispassage?A.SavingEnergyStartsatHomeB.ChangingOurHabitsBeginsatWorkC.ChangingClimateSoundsReasonableD.ReducingEmissionsofCO2ProvesDifficult【参考答案】1-4BCBA【2013界广东省韶关市】NormallywhenIpopintoseemyparents,mymumburstsoutofthehousewithabigsmile.Nottoday."Yourbrother,"shesays,"he'sshoweredtwicethisafternoon.Doesheknowhowmuchitcoststorunthishouse?"Arewelimitingwaternow?Ididn'tthinktherecession(萧条)hadgotthatbad.Mypoorbrotherisaboomerangkid.Like60percentofguysimmediatelyafteruniversity,he'sbackathome.Graduating￡15,000indebtandfacedwithunpaidinternships(实习期)orlowwagesthankstothefloodingofthemarketwithgraduates,alotoftwentysomethingssimplydon'thavethenecessaryincomeorparentalsupporttoliveindependently.Threeyearsaftergettingtheirdegree,mostgraduatesarestillnotearningabovetheaveragesalary.Theyhaveanear50percenttaxburden,thankstostudentloanrepaymentsandcounciltaxontopofincometaxandnationalinsurance.Unlessyouhaveparentswhocanaffordtofinancewhatiseffectivelyasecondhomeforthem,returningtotheparentalnestisoftentheonlyaffordableoption.Theboomerangeffectisbec...
