必修三 uni2学案.doc

必修三 Unit 2 Healthy eating 本单元的要点是： 1. 教学重点 (1) 本单元的生词和短语； (2) 掌握情态动词ought to的基本用法； (3) 了解合理的膳食、饮食习惯、饮食结构与饮食文化，掌握有关词汇。 2. 教学难点 (1) 增进学生对饮食文化的理解，了解和感悟饮食文化； (2) 如何正确处理矛盾、解决问题； (3) 如何给予劝告，提出建议。 Warming up I .What are the three essential elements for us human beings to survive on the earth? Discussion What is healthy diet?Decide which food is junk food or healthy food and give reasons. I think …is junk food because… I think … is healthy food because… (be rich in; be low in) II. Important words and expressions. 1. Everybody has to eat, but do you eat a healthy diet? diet n. 日常饮食 go on a diet 节食，控制饮食 put sb. on a diet 让某人控制饮食 The doctor has ordered me a special diet.___________________________ The doctor put him on a _____ to keep thinner. The patient mustn’t go without _____, but she should have a _____ without sugar. Vt. diet sb/oneself 限制某人的饮食 She became so fat that she had to diet herself.___________________ 2. balanced diet_________________ 1) balanced 在此用作形容词, 意为“平衡的”,“均衡的” You ought to have a balanced state of mind. 你应该保持心态平衡。 2) balance v. 使均衡, 收支平衡 Try to balance your diet by eating more fruit. _________________________________ balance the advantages against disadvantages_________________ 3) balance n. 1) 平衡 [u] 2)称[c] 请争取把工作和娱乐更好地结合起来。 Please gain a better balance between work and play. keep / lose one’s balance ______________ the balance of nature _________________ a sense of balance ___________________ weigh the letter in the balance ___________________ Reading energy-giving foods 能量食品 body-building foods健身食品 protective foods保健食品 balanced diet 平衡食品 slimming foods 减肥食品 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. Fast reading: 1.What did Wang Peng think of his food? A. It was very bad. B. It was just so-so. C. It was unpopular. D. It was popular 2. What did Wang Peng do after Li Chang went away?