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时间:2018-07-22
《2009高考英语复习课堂限时强化训练——阅读理解(五)(附详解)》由会员上传分享,免费在线阅读,更多相关内容在行业资料-天天文库。
1、www.10gk.cn《十年高考网》2009高考英语复习课堂限时强化训练——阅读理解(五)1Therearevariousreasonswhycancersappeartobeontheincrease.Foronething,thoughtheirsufferersaretobefoundinallagegroups,cancersareparticularlylikelytoattackpersonsintheirmiddleandadvancedyears.Naturally,sincepeoplelivelongertheseyears,therearemorecancersuf
2、ferersthanbefore.Again,withbettermethodsofdiagnosis(诊断),doctorscanmoreeasilyrecognizecancerousgrowthsthatwouldformerlyhavepassedunnoticedorthatwouldhavebeenwronglydiagnosed.Itisalsobelievedthatcertainhabitsandconditionsofmodemliving,includingheavysmokingandthepollutionoftheair,mayleavepeopleli
3、vinginmorecancer-causingconditionsthanbefore.Wealllookforwardtothedaywhenasimplemedicaltestcanfindcancerwhileitisstillsmall.Researchersaroundtheworldareworkingonsuchatest.Mostoftheirworkdealswiththeexaminationoftheblood.ResearchersinBostonhavefoundsomethinginthebloodofcancerpatientsthatdoesnotap
4、pearinhealthypersons.Thetestshowedwhichpersonshadcancerandwhichdidnot.Itwascorrectmorethan90percentofthetime.Theresearchersbelievethetestmaybeabletoshowcancerveryclearlyinitsdevelopment.Cancersdiscoveredearlyusuallycanbetreatedsuccessfully.Thetestexaminesverysmallbitsoffatinthebloodcalledlipids(脂
5、质).Cancersseemtochangelipidsalthoughdoctorsdonotknowwhy.Thetestshoweddifferencesbetweenthelipidsofthepersonswithcancerandthelipidsofthosewithoutcancer.TheresearcherssaythenewtestcouldbeasteptodevelopasimplewaytocheckpatientsforcancerbeforethediseaseshowsonanX-ray.1.Whowillfailcancerfromthestudyof
6、theresearchers?A.Theyoung.B.Themiddleageandtheolder.C.Theman.D.Thewoman.2.Theunderlinedwords"suchatest"referto________.A.thetestthatshowswhichpersonshavecancerandwhichdon’t.B.thetestthatmaybeabletoshowcancerveryearlyinitsdevelopment,.C.asimplemedicaltestthatcannotfindcancerwhenitis-smallD.anewtes
7、tthatcouldbeasteptodevelopadifficultway十年高考试题、高考模拟试题、教学资源下载www.10gk.cn《十年高考网》3.Whichofthefollowingstatementsistrueaccordingtothepassage?A.Cancershavemuchtodowithsomethinginpatients’blood.B.Peoplelivinginbettercondition
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