2019-2020年高考英语一轮复习Unit5Firstaid单元检测卷新人教版必修

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1、2019-2020年高考英语一轮复习Unit5Firstaid单元检测卷新人教版必修Ⅰ阅读理解Let’sfaceit.Noonedrinksdietsodaforthetaste.Peopledrinkdietsodainthehopethatitwillhelpthemloseweightoratleastkeepthemfromgainingit.Yetitseemstohaveexactlytheoppositeeffect,accordingtoanewstudy.ResearchersfromtheUniversityofT

2、exassaidthosewhodranktwoormoredietsodasadayhadwaistsizeincreasesthatweresixtimesgreaterthanthosewhodidn’tdrinkdietsoda.“Whatwesawwasthatthemoredietsodasapersondrank,themoreweighttheywerelikelytogain,”saidSharonFowler.Thestudywasbasedondatafrom474participantsinalarge,ong

3、oingresearchproject,wheretheparticipantswerefollowedfornearly10years.Whilethefindingsaresurprising,theyalsooffersomeexplanations.Nutritionexpert,MelanieRogers,whoworkswithoverweightpatientsinNewYork,hasfoundthatwhenpatientsareswitchedfromregulartodietsoda,theydon’tlosew

4、eightatall.“Weweren’tseeingweightlossnecessarily,andthatwasconfusingtous,”saidRogers.Sowhywoulddietsodacauseweightgain？Nooneknowsforsureyet,butitcouldbethatpeoplethinktheycaneatmoreiftheydrinkdietsoda,andsooverpensateforthemissingcalories.Arelatedstudyfoundsomesweetene

5、rs(甜味剂)raisedbloodsugarlevelsinsomemice.“Datafromthisandotherpotentialstudiessuggestthatthepromotionofdietsodasandartificialsweetenersmayberisky,”saidHelenP.Hazuda,professorattheUniversityofTexas’sschoolofmedicine.“Theymaybefreeofcalories,butnotofconsequences.”1.Peopled

6、rinkdietsodato.A.enjoyitstasteB.stayinfashionC.achieveweightlossD.gainmoreenergy2.Thenewstudysuggeststhatdrinkingdietsoda.A.causespeopletobeeheavierB.helpspeopletobehealthierC.makespeoplemuchthinnerD.offerspeoplemorecalories3.Wecanlearnfromthepassagethat.A.regularsodama

7、kespeoplelosemoreweightB.dietsodadrinkerstendtoeatmorefoodC.dietsodadoeshelpreducecaloriesD.mostblooddiseasesefromdietsoda4.Theunderlinedword“They”inthelastparagraphprobablyrefersto.A.sweetenersB.dietsodasandartificialsweetenersC.sodasD.dietsodadrinkersandsweetenertaker

8、sThedeadliestEbolaoutbreakinhistorythathassofarkilledalmost1,000peopleinGuinea,Liberia,SierraLeoneandNigeriain