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1、Module1OurBodyandHealthyHabits课时作业（七）建议时间/30分钟Ⅰ.阅读理解词数:283 话题:黑巧克力 文体:说明文Isdarkchocolatehealthy?Yes,darkchocolatehascompounds(化合物)thatofferhealthbenefitsandcanbeenjoyedwithoutguilt,evenonadailybasis.Buttheamountmatters,sincetoomanybitescancontributetoextrafat,
2、sugarandcaloriesandgetridofitshealthbenefits.Darkchocolateisrichincocoa,whichcontainscompoundsknownasflavanols(黄烷醇).Athighlevels,cocoaflavanolshavebeenshowntohelplowerbloodpressureandtheriskofdiabetes.Darkchocolatehasthehighestquantityofcocoaflavanols,milkchoc
3、olatehasless,andwhitechocolatehasnone.Butwhilecocoaflavanolsindarkchocolatemakeitahealthfultreat,theygiveitabitterflavour.Producersmayprocesschocolatetomakeitmoredelicious,butdoingsocanremovesomeofthesebeneficialcompounds,saidMattHartings,anAmericanprofessor.I
4、nspiteofthis,darkchocolateisstillahealthierchoicethanmilkchocolate,whichtendstohavemoresugar.Additionally,cocoapowdercontainsminerals.Soyoucanenjoyapieceofdarkchocolateevenafterameal.Justkeepthefollowinginmind.First,buychocolatethathasatleast60%cocoa.“Generall
5、yspeaking,thehigherthepercentage,themoreflavanols.Thesehigher-percentagechocolateshavemorebenefitthanmilkandwhitechocolatesbecausetheycontainlesssugarandlessfat,”Hartingssaid.Second,ifpossible,choosenaturalcocoaoverDutchprocessedcocoa,whichistreatedwithanalkal
6、i(碱).Thisgiveschocolateamilderflavourbutremoveshealthfulflavanols.Andfinally,tokeepweightincheck,limitto30gramsofdarkchocolatedaily,orabout150calories.1.Darkchocolateishealthymainlybecauseoftheexistenceof . A.richmineralsB.lesssugarC.cocoaflavanolsD.fewerca
7、lories2.Whatdoestheunderlinedword“treat”inParagraph3mean?A.Somethingenjoyable.B.Asalt-freediet.C.Foodpaidbyothers.D.Acureforanillness.3.Whatcanwelearnfromthetext?A.Cocoaflavanolsleadtohighbloodpressure.B.Whitechocolateisgoodforhealth.C.Onecanfeelfreetoeatdarkc
8、hocolate.D.Alkalicanaffectflavanols‘content.4.What‘stheauthor‘spurposeinwritingthetext?A.Toshowhislovefordarkchocolate.B.Topromotethesalesofchocolate.C.Toprovidefactsaboutdarkchoco
