[.阅读理解]根据下面资料，回答1-4题Catsarecreaturesofhabit.Theyliketogotosleepaboutthesametimeeverydayandforacertainlengthoftime.Theyseemtohaveanaturalclockinsidethemthattellsthemwhentosleep.Catsincreasetheirregularsleepwithoccasionalcatnaps(打盹).Someexpertsfeelthathumanscouldalsobenefitfromthishabit.Catnapshelptobuildupenergyinthebody.Theyarealsoagoodwaytogetridoftrouble!Sincecatshavethesamemoods(情绪)ashumans，someexpertsbelievethatpeoplecanimprovetheirmoods.Peoplemightbecomehappier.Anumberoffamouspeoplehavecopiedcatsbytakingcatnapsduringtheday.Thenapswouldusuallylastfrom15to30minutes.WinstonChurchilltookcatnaps.SodidPresidentsHarryTruman，JohnF.KennedyandLyndonB.Johnson.Thesefamousmenwereknownfortheirenergy.Theywerealsoabletoworklonghours，oftenintothenight.Nappingwastheirsecret.Perhapsmorepeoplelearnfromcatsandtakenapstofeelbetterandlivelonger!

　　1[.单选题]Takingcatnaps查看材料

　　A.will make a person lazy and tired

　　B.is a bad habit

　　C.will make people feel better

　　D.can help people become famous

　　[答案]C

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　　2[.单选题]WhichofthefollowingstatementsisNOTtrue.9查看材料

　　A.People should take their naps secretly.

　　B.Cats have the same moods as people.

　　C.Some famous people take cat naps.

　　D.Some people have full energy after they take cat naps.

　　[答案]A

　　3[.单选题]Napsusuallylast查看材料

　　A.three hours

　　B.less than half an hour

　　C.forty-five minutes

　　D.fifty-five minutes

　　[答案]B

　　4[.单选题]Thisselectionwasprobablywrittento查看材料

　　A.show how lazy cats are

　　B.talk about the habits of cats

　　C.tell about famous people and their habits

　　D.persuade people to take naps

　　[答案]D

　　[.阅读理解]根据下面资料，回答5-8题Whendidyoulastseeapolarbear?Onatriptoazoo，perhaps?IfyouhadattendedawinteractivityinNewYorkafewyearsago，youwouldhaveseenawholepolarbearclub.These"PolarBears"arepeoplewhomeetfrequentlyinwintertoswiminfreezingcoldwater.Thatday，theairtemperaturewas3℃，andthewatertemperaturewasabithigher.ThemembersofthePolarBearClubatConeyIsland，NewYorkareusuallyabouttheageof60.Membersmustsatisfytworequire-ments.First，theymustgetalongwellwitheveryoneelseinthegroup.Thisisveryimportantbecausetherearesomanydifferentkindsofpeopleintheclub.PolarBearsmustalsoagreetoswimoutdoorsatleasttwiceamonthfromNovemberthroughFebruary.Doctorsdonotagreeaboutthemedicaleffectsofcold-waterswimming.Someareworriedaboutthedangersofaconditioninwhichthebody´stemperaturedropssolowthatfinallytheheartstops.Otherdoctors，however，pointoutthatthereismoredangerofaheartattackduringsummerswimmingbecausethedifferencebetweentheairtemperatureandwatertemperatureismuchgreaterinsummerthaninwinter.ThePolarBearsthemselvesaresatisfiedwiththebenefits(oradvantages)ofcold-waterswim-ming.Theysaythattheirfavoriteformofexerciseisverygoodforthecirculatorysystem(循环系统)becauseitforcesthebloodtomovefasttokeepthebodywarm.Cold-waterswimmersusuallyturnbrightredafterafewminutesinthewater.Apersonwhoturnsblueprobablyhasaverypoorcircula-torysystemandshouldnottrycold-waterswimming.Themainbenefits(oradvantages)ofcold-waterswimmingareprobablymental.ThePolarBearslovetoswimyear-round;theyfinditfunandrelaxing.Asone70-year-oldwomansays，"WhenIgointothewater，Ipourmytroublesintotheoceanandletthemfloataway."

　　5[.单选题]Doctors.查看材料

　　A.encourage people to take part in cold-water swimming actively

　　B.point out the possible danger of blood illness during cold-water swimming

　　C.believe swimming is helpful both in winter and in summer

　　D.have different ideas about the medical effects of cold-water swimming

　　[答案]D

　　6[.单选题]Accordingtothepassage，somedoctorsbelieveitistruethat.查看材料

　　A.you are healthy if cold-water swimming turns your skin color blue

　　B.cold-water swimming causes more heart attacks in summer than in winter

　　C.cold-water swimming can make the body temperature dangerously high

　　D.Polar Bears are bears swimming in freezing water

　　[答案]B

　　7[.单选题]ThePolarBearsliketoswimalltheyearround，for.查看材料

　　A.they can remain young

　　B.it is an easy way to keep the body warm in winter

　　C.they find it enjoyable and interesting

　　D.they might meet fewer troubles in life

　　[答案]C

　　8[.单选题]Thepassageismainlyabout.查看材料

　　A.a group of cold-water-swimming lovers

　　B.the Polar Bears' life in New York

　　C.doctors' ideas about cold-water swimming

　　D.the requirements of the Polar Bear Club

　　[答案]A