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1、GreatScientists一、阅读理解阅读下面短文，从每题所给的A、B、C和D四个选项中，选出最佳选项。"Breakfastisthemostimportantmealoftheday,"reportstheDailyMail,claimingthat"skippingitincreasesyourchancesofaheartattack."Thestudy,publishedinthepeer-reviewedjournalCirculation,wascarriedoutbyresearchersfrom
2、theHarvardSchoolofPublicHealth,BrighamandWomen’sHospitalandHarvardMedicalSchool.ItwasfundedbytheUSNationalInstitutesofHealthandtheCanadianInstitutesofHealthResearch.Thisstudyfollowed26,902maleAmericandentists,vets,pharmacists(药剂师),optometrists,osteopathsandpod
3、iatrists(足疗师)agedbetween45and82yearsoldfor16years.Tobefitforthestudy,themencouldnothaveahistoryofcancer,coronaryheartdisease,heartattackorstroke.Thepopulationbeingstudiedwasalsoextremelylimited—professionalmenwhowerealmostwhite.Moreresearchinwomenandothergroup
4、sisneededforustolearnmoreaboutbreakfastandhearthealth.Aftertrackingalargegroupofmiddle-agedandoldermaleAmericanhealthprofessionals,studyingtheireatinghabitsandtheirriskofdevelopingcoronaryheartdiseasefor16years,itfoundthatmenwhoreportedskippingbreakfasthada27%
5、higherriskofcoronaryheartdiseasethanmenwhoatebreakfast.Menwhoregularlywereaddictedtoa"midnightsnack"werefoundtohavea55%higherriskofcoronaryheartdiseasethanmenwhodidn’t.However,noassociationwasseenbetweeneatingfrequency(numberofmealsperday)andtheriskofcoronaryh
6、eartdisease.Thiscouldsuggestthatitisthetimingofmealsratherthanthefrequencythathasabiggerinfluenceonhearthealth.Butbecauseofthedesignofthisstudy,adirectcauseandeffectrelationshipbetweenbreakfastandhealthcannotbeproved.Whiletheresearchersattemptedtotakecertainli
7、festylefactorsintoaccount,itcouldbethecasethatpeoplewhotaketimetohavearegularbreakfastalsotendtohavehealthierlifestyles.1.Whatisthepassagemainlydiscussing?A.Heartdiseaseriskishigherinmenwhoskipbreakfast.B.Breakfastisthemostimportantmealoftheday.C.Manyprofessio
8、nalstookpartintheresearch.D.Somepeoplehaveapreferenceformidnightsnacks.2.Ifyouwanttobeaparticipant.A.youmustbeanAmericandentistB.youshouldcontactCirculationC.youshouldbeover50years
