Unit3Usinglanguage课件人教版高中英语选择性必修第二册

HealthyEatingGreenFoodBrainstormWhatdoyouthinkmakesupahealthydiet?balanceddietHealthyEatingPrediction:Whatwillbetalkedaboutinthepassage?Whatisahealthydiet?Howcanweeathealthily?Whereisthistextmostlikelyfrom?A.Anovel.B.

Aguidebook.C.Adiary.D.Amagazine.ListenandmatchthemainideaDetailedReadingThereismuchdebatenowadaysastowhatmakesupahealthydiet.Forexample,scientistshaveinsistedforyearsthatabigenemyofhealthisfattyfood.However,thereisincreasingevidencethattherealdriverofpoorhealthisnotsomuchfattyfood,asitissugar.HeartdiseaseisthenumberonekillerofAmericans.AndinAmerica,peoplewhoreceive25%oftheirdailycaloriesormorethroughsugararetwiceaslikelytodiefromheartdiseasethanpeoplewhoreceivelessthan10%aday.Thisistrueregardlessofhowhealthytherestoftheirdietmightbe.Putmoresimply,whilepeoplecontinuetoargueoverwhetherornotfattyfoodisdangerous,wealreadyknowthatsugarisakiller.Para.1Topicsentence_________________________________________________________________________________________________________________________________________________________________________________________________________transitional/signal/linkingwords?Howdoestheauthordeveloptheparagraph?ByanalysingdataapointadetailDetailedReadingMuchofthisextrasugarcomesfromsweetsandsweetdrinks.TheaverageAmericangets1/3ofhisorhersugarthroughsweetdrinksalone.TheAmericanHeartAssociationrecommendsthatwelimitourselvestolessthan100-150caloriesadayfromsugar,whichislessthanwhatisusuallycontainedinonecanofsweetdrinkorinasinglecandybar.Inotherwords,ifyouwanttobehealthy,youhavetocutdownondesserts,andcutoutsweetdrinksaltogether.Para.2Topicsentence____________________________________________________________________________________________transitional/signal/linkingwordsWhatisthekeydetailthatsupportthepoint?adetailWherecanwegetsugar?Muchofthisextrasugarcomesfromsweetsandsweetdrinks.apointByanalysingdataDetailedReadingBeyongthis,youcankeephealthybyconsumingdifferentcategoriesoffreshfoods,especiallyfruitandvegetables,whicharefullofvitaminsandfiber,ratherthanprocessedfoods.Processedfoodsoftencontainlessnutrition,andhavehigherquantitiesofsugar,salt,andfatthanfreshingredients.Besidesthis,itisalsoimportanttohavesomemeat,beansordairyproductsinyourdiets,astheyprovidethenecessaryproteinforstrongbonesandmusclegrowth.Aswitheverythinginlife,moderationiskey.Theidealdietisabalancedone,withouttoomuchortoolittleofanyonething.Para.3Topicsentence_______________________________________________________________________________________transitional/signal/linkingwords__________________________________________________________________________Whyshouldn’tweeatmoreprocessedfood?Howdoestheauthorconvinceusofit?BycomparisonSlowEatingisGood.Whya

fundamentalkeytohealthyeatingistoeatslowly?Ittakesabouttwentyminutesfromthetimeyoustarteatingforyourbraintotellyourbodythatyouarefull.20min.mouthbrainDetailedReadingPara.4Whatisthekeydetailthatsupportthepoint?Peoplewhochewtooquicklyendupeatingtoomuchfoodbecause

theystillfeelhungry.Eatingslowlyalso

allowsyourbodytodigestyourfoodbetterandwillallowyoutoenjoyyourfoodmore.Whatothersuggestionsdoestheauthorgive?consistenteatinghabitsamodestamountoffoodThereisnoonetricktohealthyeating.Rather,healthyeatingstartswithhavingahealthyattitudetowardsfood.Onequestionyoucanaskyourselfis,“DoIeattolive,orlivetoeat?”Ifyouareusingfoodmostlyfornutrition,thenyouareontherighttrackwithyourdiet.However,iffoodhasbecomethecentreofyourlife,youmightbeontheroadtobadhealth.Itisuptoyoutodecidehowyouwanttolive,andtomaketherightdecisionsaboutyourdiet.DetailedReadingPara.5Topicsentencetransitional/signal/linkingwords_____________________________________________________________________Whatisthefunctionof“However”?differentanswerstothequestionconsumefreshandbalancedfoodsratherthanprocessedfoodsconsistent:threemealsadayatthesametime;amodestamountoffoodcutdownondessertscutoutsweetdrinksSummaryeatslowlyhealthyeatinghabitsLinkingwordsfunctionlinkingwordsintroduceanotherwayofsayingwhatisalreadymentioned

showcontrastingideasarebeingintroducedhoweverputmoresimply(简而言之)inotherwords(换句话说)whatthismeans(这意味着)regardlessof(不管,不顾)ratherthan(而不是)rather(恰恰相反;而是)DiscussionWritedowneverythingyouhaveeatenanddrunkoverthelastthreedays.Andshareyourideasaboutyoureatinghabits,whethertheyarehealthyornot?WhatIate/drinkoverthelast3daysAdvicefromthetestFactsaboutdietandnutritionMygoodhabitsMybadhabitsWaystoimprovemyeatinghabitsbread,milk,egg,noodles,rice,pork,beef,mutton,chicken,fish,cabbage,lettuce,carrot,cucumber,tomatoCutdownondesserts;Keepabalanceddiet;Eatslowly;Eatamodestamountoffood;HaveahealthyattitudeSugarisakiller;Fruitandvegetablesarefullofvitamins;Processedfoodcontains...;Ittakesabout20mins...Takingthreemealsatthesametimeeachday;Seldomdrinkingsweetdrinks;EatingfruitandvegetablesEatingtoomuch;Eatingtoofast;Havingprocessedfood......Possibleversion:

OnlyafterwritingdownwhatIhaveeatenoverthelastthreedays,doIrealizehowhealthy/unhealthymyeatinghabitis.TherearesomefoodsthatIshouldn'teattoomuch.Forexample,Ilikeeatingprocessedfoodratherthanfreshfoodbecauseofitsconvenience.However,asweallknow,processedfoodoftencontainlessnutrition,andhavehigherquantitiesofsugar,salt,andfatthanfreshingredients,whichiscertainlynotgoodforhealth.

Therefore,Ishouldimprovemybadeatinghabitsbycuttingdowneatingprocessedfood.AslongasIfollowabalanceddiet,IamconvincedthatIwillbemuchhealthierandhappier.假如你是李华,你的朋友迈克(Mike)在饮食方面存在一些问题:不太喜欢吃蔬菜、鸡蛋和粗粮;不爱喝牛奶。请就以下要点给他写封信,建议他改变这种不良的饮食习惯。要点:1.平衡膳食结构的重要性;2.新鲜蔬菜、鸡蛋、粗粮、牛奶等与身体健康的关系;3.祝他身体健康,学习进步。注意:1.词数80左右;2.可适当增加细节以使行文连贯。参考词汇:粗粮coarsegrain;效率efficiencyDearMike,_______________________________________________________________________________________________________________________________________________________________________________________________________________________________________Yours,LiHuaattach

greater

importancetosth.doharmtosth.beofgreatbenefittosth.developgoodhabitsbuildupstrongbodyYou'dbetter...You'resupposedtodosth.Itisadvisibletodosth.Itistimetodosth.Itisagoodideatodosth....counts/matters.Usefulwords

andexpressionsDearMike,

Learningthatyoudon