2019中考英语 八下 Unit 3-4阅读+重点单词回扣练习 人教新目标版

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1、2019中考英语人教版八下Unit3—4阅读+重点单词回扣练习一、阅读理解。ACouldyourbestfriendmakeyoufat?Researcherswhohavestudied“networks”ofobesity(肥胖)thinkso：theyfoundthatifsomeone'sfriendbecomesobese,thatperson'schancesofbecomingobeseincreasebymorethanhalf.Brothersorsistersandahusbandorawifeal

2、sohaveaninfluence,althoughreduced_peoplewhosebrothersorsistersbecameobesewere40percentmorelikelytogrowobese,whilepeoplewhosehusbandorwifebecameobesewere37percentmorelikelyto.“Thisisthefirststudytoshowhowobesityspreadsthroughthesocialnetworkfrompersontoperson，”Ja

3、mesFowleroftheUniversityofCalifornia,SanDiego,whoworkedonthestudy,toldinatelephoneinterviewing.Theresearcherssaidtheirfindingsshowthatobesityiscontagious—notlikeaviruswhichiscontagious,butinasocialsense.ItmayhelpexplainwhyobesityisworseningacrosstheUnitedStates,

4、withtwothirdsofAmericansoverweightandalmostathirdtechnicallyobese.“Ithasbecomeverypopulartospeakoftheobesityepidemic.Webegantowonderifitistrulyanepidemic，”Dr.NicholasChristakis,aprofessorofmedicalsociologyatHarvardMedicalSchoolinBoston,toldthebriefing.“Wethink

5、thatthesefindingsreinforce(加强)theideathatobesityisnotjustanindividualproblembutacollectiveproblem，”Christakissaid.“Peoplelookaroundthemandseepeoplegainingweightanditmightchangetheirattitudeaboutwhatconstitutesanacceptablebodysize，”headded.“Youmightsayit'sOKtobeh

6、eavier.”1．Theunderlinedphrase“reducedpeople”refersto______.A．theinfluenceofpeopleissmallerandsmallerB．fatpersonsarehavinglessandlessfriendsC．thenumberoffatpersonsisdecreasinglargelyD．personsarebecomingthinnerandthinner2．What'sthenewfindingofresearchersinthepassa

7、ge?A．ObesityispopularwithAmericans.B．Obesityspreadsfrompersontoperson.C．Obesitycanbespreadlikeavirus.D．Obesityisbecominganepidemic.3．Inwhataspectdoyourfatfriendshaveanimpactonyou?A．Theymayinfluenceyouhowtochoosealover.B．Theymayassistyouinformingalifevalue.C．They

8、maychangeyourattitudestowardsobesity.D．Theymayhelpyouunderstandwhatobesityis.4．Fromthepassage，wecaninferthat________.A．it'sbetternottomakefriendswithfatpersonsB．obesi