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1、人教课标高一必修3Unit2Unit2HealthyeatingUnit2HealthyeatingWhatarethethreeessentialelementsfor ushumanbeingstosurviveontheearth?waterairfoodWarmingupHerearesomeproverbsaboutfood:Breadisthestaffoflife.民以食为天/人是铁,饭是钢..Youarewhatyoueat.吃什么食物变什么样。Eattolive,butdonotlivetoeat.吃饭
2、是为了活着,但活着不是为了吃饭。Lookatthepicturesandreviewsomenewwordsaboutfood.cucumbereggplantpeppermushroompeachlemonpeabeannutmuttonmuttonkebabsroastporkfriedpotatoesnutEverybodyhastoeat,butdoyoueatahealthydiet?Doyouknowthatthefoodyoueathelpsyougrowindifferentways?Foodthatpr
3、ovidesenergyFoodstogrowbonesandmuscle(eg,body-buildingfood)Foodthathelpsthebodyfightdiseases(eg,protectivefood)FastenergyfoodSlowenergyfoodRiceSugarNoodlespotatoesbreadButterCreamOilsnutsMeatEggsCheeseMilktofuAllvegetables(eg,beans,mushrooms,…)Allfruit(egapples,p
4、eaches,…)Whatdoyouusuallyhaveforbreakfast/lunch/supper?Whichfoodisrichinfat/fibre/sugar/vitamin/protein?Fibre&vitamin&sugarricecorndumplingsFibre&vitamincarrotWhichfoodisrichinfat/fibre/sugar/vitamin/protein?baconmeatWhichfoodisrichinfat/fibre/calcium(钙)/sugar/vi
5、tamin/protein?fishmilkeggsproteinWhichfoodisrichinfat/fibre/sugar/vitamin/protein?saladFrenchfrieschocolateicecreamhamburgersfat&sugarmilk,cheese,yogurt;meat,poultry,fish,beansfats,oils,sweetsFruit;vegetablebread,cereal,rice,pastafatprotein蛋白质Fibres,sugarvitamins
6、FoodPyramidProvideourbodywith:Ifwedon’teatabalanceddiet,whatmayhappen?slimfat…☆Whatisabalanceddiet?Abalanceddietistheonethatincludesatleastthreedishes:energygivingfoods,body-buildingfoodsandprotectivefoods.healthyeatingfoodchoicesbalanceddietWhatfoodcontainshealt
7、hy/junkfoodhealthyeatingWhichfoodcontainsmore…?ExamplesoffoodsAnswersugarchocolateorgrapecakesorbananasfatcreamorricechocolateorchickenfibrepeasornutsporkorcabbageproteinpotatocrispsorhameggsorcreamchocolatecakescreamchocolatenutscabbagehameggsWhichoneishealthier
8、,theChinesefoodorWesternfood?Chinesefood:thehealthiestdiet,alotoffruitandgreenvegetables,richinfiber,lowinsugar.Westernfood:toomuchfat(meat,potatochips,butter,
