高中英语 Unit2 Reading课件 新人教版必修3 课件VIP免费

What are the three essential elements for us human beings to survive on the earth?waterairfoodLook at the pictures and learn some new words about food.cucumbereggplantpeppermushroompeachlemonpeabeannutmuttonmutton kebabsroast porkfried potatoesnutEverybody has to eat, but do you eat a healthy diet? Do you know that the food you eat helps you grow in different ways?Food that provides energyFood that helps grow bones and muscle(e.g. body-building food)Food that helps the body fight diseases (e.g. protective food)Fastenergy foodSlowenergyfoodricespaghettichocolatepotatoesbreadbuttercreamoilsnutsmeateggscheesemilktofumost vegetables (e.g. beans, peas, …) and fruit (e.g. apples, peaches, …)What do you usually have for breakfast / lunch /supper?Which food is rich in fat / fibre / sugar / vitamin / protein?ricecorndumplingscarrotWhich food is rich in fat / fibre /sugar / vitamin / protein? baconmeatWhich food is rich in fat / fibre /calcium ( 钙 ) / sugar /vitamin / protein? fishmilkeggsWhich food is rich in fat / fibre / sugar /vitamin / protein? saladFrench frieschocolateice creamhamburgersmilk, cheese, yogurt; meat, poultry, fish, beansfats, oils, sweetsfruit; vegetablebread, cereal, rice, pastafatprotein 蛋白质fibres, sugarvitaminsFood Pyramid Provide our body with:What will happen if you do not eat a balanced diet?How to keep healthy? Junk food— has a lot of calories but few nutrients, vitamins and minerals. Healthy food— give us the calories we need but not contain too much fat and sugar.What is healthy diet?Healthy diet: a diet that is balanced and neither too rich in fat, sugar and salt nor too poor and lacking in essential nutrients.food choicesbalanced dietWhat food containshealthy/junk foodhealthy eatingDecide w...