Unit 2 Is your food and drink healthy?Teaching modelReading and writing. Teaching method Top-down approach Teaching aims1. To get information from the reading material about healthy food.2. To write about healthy food with but and and.Teaching Objectives Key vocabulary: healthy, delicious, bread, fish, hamburger, ice cream, noodle, rice, sugar, eat, child (pl. children), sweet, right, egg, eye, cheese, tooth (pl. teeth), bit, tired, soup, important, remember, well, stay, fat, or, breakfast, every, lunch, home, dinnerKey phrase: be good for, be bad for, a bit,Key structures: and are healthy food but and are my favourite food.Teaching StepsStep 1 Learn the new words by themselves. Guide to learn(导学-自主学习）Step 2 Warming-up1. Show some pictures to review the words of food and drink. Step 3 Work in pairs. Activity 1. Look at the pictures. Label the food and drink.2. Remember six words for food and drink. Make two lists.Healthy food and drink: Favourite food and drink: 3. How can we keep healthy?Is your food and drink healthy?Step 4 Reading. Guide to learn(导学-启导精思）1. Fast reading, and answer some questions.2. Detail reading, and complete the table.3. Read the passage.4. Find out the key phrases.Step 5 Free talk Guide to learn(导学-自主提升）1. Work in groups, work out the most healthy diet within a day of one person. 3mins2. One student will write their diet on the paper3. Talk about their answers like this:1) Whats your favourite food and drink?2) Is it healthy food and drink?Step 6 Writing.1. Join the sentences with but.1) Juice is a healthy drink. Cola isnt a healthy drink.2) Noodles are healthy food. Hamburgers arent healthy food.3) Meat, vegetables and fruit are healthy food. Cola, ice cream and hamburgers arent healthy food and drink.4) Chocolate is delicious. Too much chocolate isnt good for you.2. Check with a partner.3. Call back the answers from the whole class.4. Complete the sentence about you. and are healthy food but and are my favourite food.Step 7 Important and difficult points.A.重点短语：1. have/has got 拥有 2. go shopping 去买东西；去购物3. lets do sth. 让我们去做某事 4. too much 太多5. too many 太多 6. lots of 许多7. be good for 对有益 8. be bad for 对有害9. How about ? 好吗？行吗？B.重要知识点：一、不可数名词有：1.water 水2. meat 肉3.food食物 4.fruit水果5.beef牛肉6.chicken鸡肉 7.juice 果汁 8. ice cream 冰激凌9.tea茶10.rice米饭11.bread面包 12.milk 牛奶13.coke 可乐 14.chocolate 巧克力15.fish鱼肉 16. cheese 奶酪17. sugar 糖18. candy糖果19. soup汤二、可数名词的特殊变化：1.childchildren 孩子 2. toothteeth牙齿三、连词and, or, but 的区别：1.and：表示“和，又，与，并”，连接两个名词、动词或句子，表示并列关系。2.or：用于否定句表示“和”的意思，用于疑问句中表示“还是，或者”的意思。3.but：意思是“但是，而是”，表转折关系。Step 8 Do exercises:2实 用 文 档