新视野大学英语读写教程第二版第三册课件Unit-2--Section-A

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1、IronandtheEffectsofExercisebySandyWongSept,2015Unit2SectionAIronandtheEffectsofExercisen.影响havemucheffecton…v.makesth.happeneffectachangeExpositorywritingWhat?How?ContentsStructureAnalysisDetailedReadingoftheTextNotestotheTextReviewWritingUnderstandingR

2、eadthetextquicklyandmatchthefollowingstatementswiththeircorrespondingparagraphs.Understanding359104A.Thenewexerciserswhofollowedtheirnormaldietshowedadecreaseinironlevels.B.Theaveragewomantakesinonlytwothirdsoftherecommendeddailyallowanceforironandmorei

3、ronlossfromexercisecausesirondeficiency.C.Useabettermethodtochecktheamountofironstoredinthebloodandit’sadvisableforbothwomenandmentohaveayearlybloodtesttocheckbloodironreserves.D.Ingeneral,it’sbettertoundotheproblembyaddingmoreiron-richfoodstothediet.E.

4、Thereareseveralreasonstocausewomen’sirondeficiency,suchasignoringtheamountofirontheytakein;monthlybleeding;rejectingredmeatandnotconsumingenoughiron-richfood.21271168F.Anewstudyshowsthatinactivewomenwhostartedaprogramofmoderateexerciseshowedevidenceofir

5、onloss.G.Ifyoupayattentiontowarningsignsbeforeironreservesaregonethenyoucanremedythedeficiencyintime.H.Therearethreestagesofirondeficiency.I.Inordertocorrectirondeficiency,youmayselectbreadsandcerealswiththe“iron-added”labels;cookinironpans,asfoodcander

6、iveironfromthepanduringthecookingprocess;avoiddrinkingcoffeeorteawithmeals.J.Exerciseresultsinironlossthroughavarietyofmechanisms.K.Thedangeryoumayfacewhenyoureachthethirdstageofirondeficiency.StructureAnalysisPartI(Paras.1-__)Whatstudyfoundaboutironand

7、effectsofexercisePartII(Paras.__-__)CurrentsituationandcausesofirondeficiencyPartIII(Paras.__-__)Symptomandsolutionofirondeficiency763412Problems+SolutionsCentraltopic+Supportingdetails1Effect+2CausesPartI(Para.1-3)CentralTopic:Supportingdetails:Exercis

8、e,evenmoderateexercise,mayleadtoreducedironinthebloodofwomen.Anewstudyiscitedtosupportthetopic.PartIPara.1Sportsmedicineexpertshaveobservedforyearsthatenduranceathletes,particularlyfemales,frequentlyhaveirondeficiencies.Nowanewst