Unit2Healthyeating[学习目标]学习提示话题Talkabouthealthyfood.掌握与中心话题有关的语言知识和语言技能。词汇diet,energy,bone,fibre,digestion,bean,cucumber,mushroom,lemon,balance,fat,ham,mutton,roast,ought,sign,slim,curiosity,raw,lie,research,customer,competition,weakness,strength,rid,amount,calmly,debt,glare,gently,limit,limited,benefit,sigh,combine,item,packet,tin记记所有词汇并能熟练运用重点词汇和短语。balanceddiet,oughtto,tiredof,throwaway,getawaywith,getridof,earnone’sliving,telllies,indebt语法情态动词:oughtto,oughtnotto学会灵活使用oughtto,否定式oughtnotto及其疑问形式。写作WriteapassageaboutChinesefood.结合中国饮食特色,谈论健康饮食。[背景知识]知识链接1.介绍自己喜爱的食物参考词汇:favorite,healthy,fat,fruit,energyetc.参考句型:Ilikes/enjoys/befoundof...Idislikes...Myfavoritefoodis...because...2.列举食物名称WaterFoodsFruitsandvegetablesaretheonlyfoodswhich,likeourbodies,arecomposedmostlyofwater!Theyassistusinmeetingourcells’dailyfluidneeds,andin“flushing”thedigestivesystem.Whenpredominantlydryfoodsareeaten,thebodymustcontributewaterfromitsfluidreservesmerelytocarryonthechemicalbreakdownoffoodproteins.Thebodymustcontributemuchgreateramountsofwatertogetthewholemassofdigestingfoodintoaliquidenoughstatetobehandledatall.水果和蔬菜,像我们的身体一样,是唯一主要由水组成的食品!他们帮助我们满足我们细胞每日的流动和在“冲洗”消化系统过程中的需要。主要问题是,干燥食品在吃的时候,身体必须从储备中拿出水以进行蛋白质的化学分解。身体必须贡献出大量的水使全部有待消化的食物形成液体状态以备身体的处理。通过介绍自己喜欢的食物,复习描述食物的句型和常用词汇。进一步理解健康饮食的内涵。Drierfoodsbasicallyhavea“dehydrating”effectonthebody(increasingtheneedtodrinkfluidsseparately),whilefruitsandvegetableshaveawater-sparingor“rehydrating”effect.Thisisacriticalissueinpartsoftheworldwherefruitsandvegetablesaretheonlyuncontaminatedwatersource!更干燥的食品基本上对身体(增加对液体的分别需要)有“脱水”的影响,而水果和蔬菜有相反的影响。关键问题是蔬菜和水果中的水分是世界上唯一没被污染的水源。用心爱心专心116号编辑