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1、word文档十二 必修3 Unit2 Healthyeating(限时35分钟)Ⅰ.阅读理解Watchingwhatyoueatcanbeeasiersaidthandone,butarecentstudyshowsitmightnotjustbeaboutwhat’sonyourplate—itcouldbeabouthowquicklyitdisappears.Japaneseresearchersfollowed1,083adultsforfiveyears,splittingthemintothreecategoriesbasedonho
2、wquicklytheyate:slow,normal,andfast.Theyalsoansweredaquestionnaireatthebeginningofthestudy,sharingtheirdiet,physicalactivity,andmedicalhistory.Inthebeginning,noneofthevolunteershadmetabolicsyndrome(新陈代谢综合征)—meaningatleastthreeriskfactors—whichcanleadtohealthproblemslikeheartc
3、onditionsanddiabetes.Whentheparticipantsreportedbackfiveyearslater,84hadbeendiagnosed(诊断)withmetabolicsyndrome—andtheireatingspeedwasamajorpredictor,accordingtotheresultsinthejournalCirculation.Thefasteaterswere89percentmorelikelytohavemetabolicsyndromethanslowandnormaleaters
4、.Just2.3percentofsloweatersreceivedthediagnosis,paredto11.6percentoffasteaters.Butthat’snotall.Fasteatersalsosawmoreweightgain,largerwaistlines,andhigherbloodsugarlevelsthansloweaters.Theresearcherssaygobblingmakesiteasiernottotakenoticeoffullnessbeforeyourbodyhasachancetosig
5、nalyoutostop.“Sowhenpeopleeatfasttheyaremorelikelytoovereat,”saidTakayukiYamaji,MD,studyauthorand-10-/10word文档cardiologistatHiroshimaUniversityinJapaninastatement.Previousresearchbacksuptheweightbenefitsofsloweating,too.OnestudyofNewZealandwomenfoundfasteatershavehigherbody-m
6、assindexes(指数),andaChinesestudyfoundthatbothhealthyandfatmenatelesswhentoldtochew40timesinsteadof15timesbeforeswallowing.Initialresearchevensuggestschewingyourfoodlongercouldburnmorecalories—uptoabout1,000extraeverymonth.【文章大意】本文是一篇说明文。研究证明,不只吃什么影响健康,吃的速度也影响健康。1.Whatarethepar
7、ticipantsdividedby?A.Medicalhistory. B.Healthcondition.C.Physicalactivity.D.Eatingspeed.【解析】选D。细节理解题。根据第二段中的“splittingthemintothreecategoriesbasedonhowquicklytheyate:slow,normal,andfast”可知,按照参与者吃饭的速度,研究者将他们分为吃得慢、正常、快三个类别。2.Whichmaybetheresultofthestudy?A.Fasteatersare4timesm
8、orelikelytohavemetabolicsyndrome.B.Normalandsloweatersdon’thavemetab
