Lesson3: Good Food, Good HealthBefore class: Show pictures of kinds of foods.（各种食物美图连播，伴随着轻快的美国之音的背景音乐，既使学生快速了解本课主题，也吸引了他们的学习兴趣。）Greeting: How are you?. Step1. Pre-reading.1. Class opening: T: This class well continue to learn UNIT1 STAY HEALTHY. We know an old saying “You are what you eat.” What does it mean? It means “Eating healthy food can make us a healthy man.” “Good food, good health”. .So, are you a healthy man? Yes? OK, tell us “What foods do you often eat every day?” （帮助学生回忆熟悉的食物单词导入新课）(Divide the students into two groups. See which group can give the most food words. Then which group is the winner.（第一个小比赛，学生每说出一个食物单词，教师在黑板上画一个花瓣，五个单词一朵小花，既有意思又能快速记数) T: Dont worry. Thats not the final result. T: There are lots of delicious foods. Are they all healthy? Yes, some of them are unhealthy such as coke, hamburgers and other kinds of juice. We should keep away from those unhealthy foods, right? In a word HEALTHY FOOD IS THE MOST IMPORTANT. （正确引导：健康食物是最重要的）2. Introduce the new words：T：Now lets get started with our new lesson, Lesson 3, Good food, good health. First, we will learn some new words from this lesson. 使用幻灯片中的单词图片、声音音标学习单词：grain/grein/谷物, corn/k:n/玉米, bean/bi:n/豆子, soy/soi/大豆, yogurt/jogt/酸奶, bone/bun/骨头, vitamin/vaitmin/维生素, mineral/minrl/矿物质, fibre/faib/纤维素, protein/pruti:n/蛋白质, calcium/klsim/钙使用单词音标、汉译声音学习单词并适当辅助英语解释：balanced/blnst/均衡的, diet/dait/日常饮食, Asian/ein /亚洲人、亚洲的, include/inklu:d/包括, contain/kntein/包含. Diet means the foods we usually eat or drink. Asian means people who live in Asia. The price for the hotel includes breakfast. The water doesnt contain alcohol. （口述例句、为后面的语言点讲解作铺垫）T: Follow the tape, read these words together. Lets play the word game: Who is out?T: This time, Ill show you pictures or Chinese, say the words quickly. Are you ready? Go! Now I want two students from two groups to have a competition. See who can say the most words correctly. Great! (第二次小比赛，获胜组加一个花瓣，组合图片连续快播，检查学生对单词的记忆)Step2. While-reading.1. Skim and answer: (略读找答案、了解本课主题) T：Now lets look at our text. First, read it quickly and find out the answers to the questions. 1) How many food groups are there? And what are they?2) In your opinion, what is a balanced diet?2. Scan and Choose the food words from the lesson (跳读挑词、了解食物分类)T: Read it again and choose the food words for each group. You can do it on your paper. grain fruits and vegetables protein foods calcium foodsT：How to make a fruit salad? Can you describe it? (Show the pictures and phrases to help the students.）3. Read carefully and answer. (细读回答、熟悉课文、了解各类食物对人体的作用)T: This time, I want you to read the text carefully and answer my questions.1) Why do we need grains?2) What is the best food for vitamin B1?3) Why do we need fruits and vegetables?4) In which countries, people often eat bean products?5) Why do we need calcium?6) Do we need to balance our diet? Why?4. Find important or difficult points. Take some notes.( (找重点疑点、笔记速记) T：Look at the text again. Can you pick up some important phrases? .Here are some language points. Try to remember them. 1)be made of/ be made from/ be made with( ) My new shirt _cotton. Salads _kinds of fruits and vegetables. Wine _grapes. Plants can be made into medicine.( ) 2) be rich in( ) Oranges are rich in Vitamin C. The area is rich in wildlife. 3) a balanced diet/ balance our diet ( ) Its important for us to keep _. Do we need to _? 4) include /including /contain ( ) The price for the hotel _ breakfast. This tour _ a visit to the museum.There are 40 students in the classroom, _ him.We all went to Beijing, _ me. （ ）This drink doesnt _alcohol.（酒精）5. Match each word with its definition. Then complete the passage using the four words.（小练习） （老师或学生1读出词语解释，其他学生一起说出所描述的单词， 学生2读出段落填词）T: Lets do a small exercise. Match the words with its definition.corn a thick, white and creamy dairy foodyogurt a plant with yellow seeds that can be eatenbeans the food that you eat and drink regularlydiet a good source of proteinT: Who can put the four words into the right blanks. Its important for us to keep a balanced _. To do this, we must eat many different kinds of foods. Bread, noodles, _and rice are all grains. Grain foods give us vitamins, minerals and fibre. Fish, meat and _ are full of protein. Calcium, which can be found in cheese, milk and _, is good for our bones and teeth.6. Listen and follow. (听录音跟读)T: Boys and girls, look at our text, listen carefully and read after the audiota