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ID:47600241
大小:114.24 KB
页数:10页
时间:2019-09-25
《高二英语专题阅读理解专项练习:WeekFive健康饮食含答案》由会员上传分享,免费在线阅读,更多相关内容在工程资料-天天文库。
1、WeekFive健康饮食一、阅读理解(共24小题;共48.0分)AJusttwoapplesadaycouldhelpprotectwomenagainstheartdiseasebycuttingtheircholesterol(月旦固醇)levels,accordingtonewresearch.Scientistsfoundsnackingonthefruiteverydayforacertainperioddiminishedcholesterolbyalmostaquarter.Thefindi
2、ngs,byateamofresearchersatFloridaStateUniversityintheU.S,supporttheevidencethatapplescouldbegoodfortheheart.Butthelateststudysuggeststheycouldbenefitoneofthehighest-riskgroups-Around45percentofBritishwomenwillsufferfromheartdiseaseanditisthebiggestsinglec
3、auseamongtheoldwomen.Uptothemenopause(更年期),womenappeartohaveanaturalabilitytopreventthemselvesfromheartdiseaseandtherateofillnessisonlyathirdofthatseeninmen.Researcherswantedtoseeifeatingtheequaloftwoappleseverydaycouldhaveanimportanteffectonheartdiseaser
4、isk.Theyfound160womenwhohadbeenthroughthemenopauseandgothalftoeat75gramsadayofdriedapple,whichisequaltotwomedium-sizedfreshapples.Asacomparison,theotherhalfweretoldtoeatthesameamountofprunes(梅干)toseeiftheyhadasimilareffec匸Theresultsshowedthatafterthreemon
5、thstotalcholesterollevelsintheapple-eatinggrouphaddroppedby9percentandLDLcholesterol(低密度脂蛋白胆固醇)by16percen匸Aftersixmonths,levelswereevenlower,withtotalcholesteroldown13percentandLDLlevelsdroppingby24percent.Therewasnofurtherdecreaseintheremainingsixmonthso
6、ftheexperiment.Prunesloweredcholesterollevelsslightlybutnottothesamedegreeasapples.Inareportontheirfindingstheresearcherssaid,nEatingabouttwomedium-sizedapplescanlowercholesterollevelsasearlyasthreemonths/1Britishpeoplecaneatnearly500,000tonsofapplesayear
7、・In2009,aPolishstudyshowedtwoapplesadayalsoreducedtheriskofbowel(肠)cancerbyhalfinadults.AndresearchbyscientistsatStGeorge1sHospitalMedicalSchoolinLondonshowslungfunctionisimprovedinmiddle-agedmeniftheyeatatleastoneappleeveryday.1.Theunderlinedword^diminis
8、hed11inthefirstparagraphprobablymeansA.producedB.destroyedC.reducedD.increased2.Itcanbeinferredthataftermenopausewomenwillbe?A.aslikelytohaveheartdiseaseasmenB.morelikelytohaveheartdiseasethanmenC・morelikelytosuffer
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