2019-2020年高考英语大一轮复习Unit2Poems课时作业新人教版选修(I)

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1、2019-2020年高考英语大一轮复习Unit2Poems课时作业新人教版选修(I)Ⅰ.阅读理解[xx·皖南名校联盟联考]Ifdrinkingcoffeeorteahasbeepartofyourdailyroutine，youmightwonderwhatit'sdoingtoyourlong－termhearthealth.NewresearchfromArteriosclerosis，Thrombosis，andVascularBiology，ajournal(期刊)oftheAmericanHear

2、tAssociation，foundthathighteaconsumptionandpropercoffeeconsumptionmaybeassociatedwithdecreasedratesofdeathfromcoronaryheartdisease(CHD)(冠心病)．Thestudyfollowedmorethan37,000teaandcoffeedrinkersover13years.Participantspletedfoodrecallstodocumenttheirtypicalin

3、takeofteaandcoffee，andweredividedintogroupsthatrangedfromlighttoheavyconsumption.Researchersaccountedforvariables(变量)suchashealthhistories，height，weight，andwaistcircumference(腰围)andrecordedthenumberofdeathsfromcardiovascular(心血管的)diseaseandstrokeduringthes

4、tudyperiod.Overallresultsshowedthatconsumingmorethansixcupsofteaperdaywasassociatedwitha36%lowerriskofdeathfromheartdiseaseparedtoconsuminglessthanonecupofteaperday.Thereappearedtobenosuchprotectiveeffectoftea－drinkingatanyamountforriskofdeathfromstroke.Am

5、ongcoffeedrinkers，moreproperconsumptionlevels(2－3cupsperday)wereassociatedwiththegreatestriskreductionfordeathfromheartdisease(21%)paredtodrinkinglessthanonecupofcoffeeperday.Researchersacknowledgedcertaininconclusivevariableswithintheirfindings.Forexample

6、，thedifferencebetweendecaffeinated(去咖啡因的)andregularcoffeecouldnotbeaccuratelyaccountedfor，norcouldspecificremendationsbemadefortypeoftea，thoughduetoitspopularityintheNetherlandswherethestudytookplace，researchersassumedmostteaconsumptiontobeblacktea.Further

7、more，researchersfoundthatteaandcoffeedrinkershadoppositelifestyles，withteadrinkerstendingtoengageinhealthylifestylehabitsandcoffeedrinkersbeingmorelikelytoeatlesshealthilyandsmoke.Itwasdifficulttosaywithcertaintywhatimpacttheseotherlifestylevariablesmayhav

8、econtributedtotheoverallresults.1．What'stheconclusionofthestudy?A．Peopleshoulddrinkteaandcoffeeasmuchaspossible.B．DrinkingmoreteamaybenefitpeoplewithCHD.C．Highteaconsumptionmayreducetherateofstroke.D．Coffeeco