I must ask him to give up smoking

T: Please make sentences.

(板书)

You must…/You must not…

You should…/You shouldn’t

S1: We must wash our hands before meals.

S2: We must not eat bad food.

S3: We should keep our classroom clean.

S4: We shouldn’t drink sour milk.

…

2. (教师提问，请学生回忆有关头痛的话题。)

T: What may cause headaches?

S5: You may get a headache when you work too hard.

S6: You may get a headache when you can’t get enough sleep.

S7: You may get a headache when you exercise on an empty stomach.

…

3. (复习好坏习惯，强化习惯用语。)

(分组活动，讨论哪些是健康的生活习惯，哪些是不健康的生活习惯。)

T: Four students work in one group. Please talk about what are healthy habits and what are unhealthy habits.

For example:

——Is going to bed early good or bad for your health?

——It’s good.

——Is getting up late good or bad for your health?

——It’s bad.

——Is keeping long fingernails good or bad for your health?

——It’s bad.

4. (教师由healthy habits引出healthy food，导出本课目标语言。)

(教师展示食物图片)

T: What’s this?/What are these?

(教师一边问，一边板书。)

(板书)

eggplant sandwich watermelon beef sausage tomato cabbage potato chips strawberry chicken orange candy

(教师要对生词：eggplant sandwich watermelon sausage tomato beef cabbage potato chips strawberry解释，并领读。)

(教师领读几遍后，让学生自由记忆两分钟，然后借助图片再领读一遍，擦掉板书，再借助图片让学生说出食物名称)

Step 2 Presentation 第二步 呈现(时间:8分钟)

1. (掌握阅读技巧，提高阅读能力。)

T: Now read 1, then answer the questions on the small blackboard.

(教师边说边挂小黑板。)

(1)What does food give us?

(2)What should we eat more?

(3)What should we eat less?

(4)What can make us sick?

(注意生词less，可适当解释。)

2. (核对答案，对回答正确的学生及时给予鼓励。)

A nswers:

(1)Food gives us energy.

(2)We should eat more fruit and vegetables.

(3)We should eat less meat.

(4)If we eat too little or too much food, or if we choose the wrong food, we may become sick.

3. (让学生听1录音并认真阅读，提炼关键词。)

T: Now please listen to 1 again and repeat. Then fin d out new words.

(板书)

than wealth less choose

T: Now read 1 again and find out key words and phrases.

(板书)

food ——energy——enough food——keep healthy——have the right kinds of food——eat more——eat less——wrong food——sick

Step 3 Consolidation 第三步 巩固(时间:10分钟)

1. T: Please read 1 carefully and finish the exercise in it.

(核对答案：1.F 2. F 3. T 4. F)

2. T: Please look at the key points on the blackboard and then retell the text.

(请1-2名学生复述。)

3. (训练学生的听力。)

T: Listen to the tape again, and then complete the passage on the small blackboard according to the listening.

(出示小黑板)

As we know, good health is ________ ________than wealth. Food gives us ________, so we must have _______ ________ to keep healthy. Of course, we must also have the _______ ________ of food. We should eat more ________ and ________ and meat. A cup of _______and an ________ a day can help make us ________. Different foods help us in different ways. But if we eat ________ ________ or ________ ________ food, or if we ________ the wrong food, we may become sick. It’s ________ for us to have heathy eating habits.

T: Open your books and check the answers by yourselves.

Step 4 Practice 第四步 练习(时间:12钟)

1. (展示食物图片，加强单词记忆。)

T: Look at these pictures in 2 again. Divide the foods into different kinds. (可用汉语重复一遍。)

(呈现多媒体课件)

Meat

Vegetables

Fruit

2. (根据生活常识，判断刚学的食品哪些是健康食品，哪些是不健康食品。)

T: Now can you tell me which are healthy food and which are unhealthy food. Please complete the chart below.

(可再次挂出食品图。)

Healthy food

Unhealthy food

3. (请学生讨论日常生活中的食品与健康，深化及扩大课堂教学。)

T: What else do you eat every day? What do you think are healthy food?

What do you think are unhealthy food? Please discuss in groups.

(教师巡视指点，几分钟后，请学生汇报讨论结果。)

附：

S1: I think fish is healthy food.

S2: Dumplings is healthy food.

S3: Hot dogs are unhealthy food.

…

(对回答得好的学生及时给予表扬。)

4. (听2录音，让学生完成练习，核对答案。)

5. (完成2。)

T: Discuss whether Alex has healthy food or not, then write a passage about food and health. You may begin like this: We should eat more fruit like apples, oranges and strawberries…

(可给予适当指导，几分钟后，教师要求几名学生到讲台前读他们所写的短文，看谁写得好。)

6. (四人一组，进行自主学习，每人负责归纳整理一个Section的重点句型与词组，最后四人将结果并在一起，向全班汇报。汇报完后，教师将学生的结果与3a、3b进行对照，然后放3a，3b录音，让学生跟读。)

Step 5 Project 第五步 综合探究活动(时间:5分钟)

1. (完成4，深化本课内容。)

T: Please do 4 by yourself, then give a report to our class!

(自己根据选项对自己进行评价，教师可适当解释。)

2. Homew ork：

(请同学们写出怎么养成好的生活习惯，做一个有良好习惯的人。用句型：We should…/We shouldn’t/We must…/We must not…尽可能多的组织句子。)

For example:

We should get up early every day.

We shouldn’t eat candies often.

We must sleep for 9 hours every night.

We mustn’t watch TV for more than three hours every day.

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