课标通用2018版高考英语复习unit2poems课时作业新人教版

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1、Unit2PoemsⅠ.阅读理解[2017·皖南名校联盟联考]Ifdrinkingcoffeeorteahasbecomepartofyourdailyroutine，youmightwonderwhatit'sdoingtoyourlong－termhearthealth.NewresearchfromArteriosclerosis，Thrombosis，andVascularBiology，ajournal(期刊)oftheAmericanHeartAssociation，foundthathighteaconsumptionandproper

2、coffeeconsumptionmaybeassociatedwithdecreasedratesofdeathfromcoronaryheartdisease(CHD)(冠心病)．Thestudyfollowedmorethan37,000teaandcoffeedrinkersover13years.Participantscompletedfoodrecallstodocumenttheirtypicalintakeofteaandcoffee，andweredividedintogroupsthatrangedfromlighttoheav

3、yconsumption.Researchersaccountedforvariables(变量)suchashealthhistories，height，weight，andwaistcircumference(腰围)andrecordedthenumberofdeathsfromcardiovascular(心血管的)diseaseandstrokeduringthestudyperiod.Overallresultsshowedthatconsumingmorethansixcupsofteaperdaywasassociatedwitha36

4、%lowerriskofdeathfromheartdiseasecomparedtoconsuminglessthanonecupofteaperday.Thereappearedtobenosuchprotectiveeffectoftea－drinkingatanyamountforriskofdeathfromstroke.Amongcoffeedrinkers，moreproperconsumptionlevels(2－3cupsperday)wereassociatedwiththegreatestriskreductionfordeat

5、hfromheartdisease(21%)comparedtodrinkinglessthanonecupofcoffeeperday.Researchersacknowledgedcertaininconclusivevariableswithintheirfindings.Forexample，thedifferencebetweendecaffeinated(去咖啡因的)andregularcoffeecouldnotbeaccuratelyaccountedfor，norcouldspecificrecommendationsbemadef

6、ortypeoftea，thoughduetoitspopularityintheNetherlandswherethestudytookplace，researchersassumedmostteaconsumptiontobeblacktea.Furthermore，researchersfoundthatteaandcoffeedrinkershadoppositelifestyles，withteadrinkerstendingtoengageinhealthylifestylehabitsandcoffeedrinkersbeingmore

7、likelytoeatlesshealthilyandsmoke.Itwasdifficulttosaywithcertaintywhatimpacttheseotherlifestylevariablesmayhavecontributedtotheoverallresults.1．What'stheconclusionofthestudy?A．Peopleshoulddrinkteaandcoffeeasmuchaspossible.6B．DrinkingmoreteamaybenefitpeoplewithCHD.C．Highteaconsum

8、ptionmayreducetherateofstroke.D．Coffeeconsumptionhasno