八年级英语 Unit 1《How often do you rcise》第四课时教案

1、8A Unit 1 How often do you exercise ? Period4 (SectionB 3a4)一、【教学内容】 SectionB 3a4二、【教学目标】（一）知识目标 1. 词汇：学习并掌握 habit, lifetyle, better, try, although, maybe, look after,the same as, keep healthy, try todo sth, of course etc. 2. 功能句：学习并掌握 Howoften .?（二）能力目标 1. 运用所学词汇，短语，及句型进行自由交际的能力。2. 联系实际，运用所学知识阅读和写作

2、的能力。（三）情感目标培养学生良好的饮食，运动等生活习惯，保持身体健康。三、【教学重难点】（一）教学重点1. 词汇：habit, lifetyle, better, try, although, maybe, look after,the same as, keep healthy, try todo sth, of course etc.2. 功能句：Howoften . . . ?3. 阅读和写作技能（二）教学难点结合功能句进行的阅读和写作四、【教学准备】（一）教师准备：多媒体课件五、【设计思路】通过唱歌的形式，在欢快的氛围中复习了健康食品和垃圾食品，然后引导学生了解什么样的饮食习惯才能保

3、持健康的体质。在完成SectionB3a3b的阅读部分的过程中，教师可以先让学生谈谈各自的生活方式 ，由此引到课文主人公身上，通过比较来提升话题。六、【教学步骤】Step1. Warming upSing a song together. (An apple a day keeps a doctor away.)T: What songs sings about? S1: Its about an apple. S2: Apples are good for our health.T: What other things are good for us/our health? S1: I th

4、ink milk is good for us. S2: Fish is good for our health. S3: Fruit is good for our health.T: What about junk food? Is it good for us? Ss: No, its bad for our health.T: How often do you eat junk food? S1: I eat it only once a week. S2: I never eat junk food. S3: I hardly ever eat junk food.T: As for

5、 eating junk food, Im the same as you.（教学词组）【设计意图：通过唱歌的形式，在轻松欢快的学习氛围中将学生的注意力吸引到课堂上，恰到好处的复习了健康食品和垃圾食品。】Step2 Review.T: Today, Dr Li wants to know our eating habits. Can you finish the survey? How are your eating habits？Activitiesevery dayThree or four times a weekOnce or twice a weekneverEat vegetabl

6、es 4分3分1分0分Eat fruit4分3分1分0分Drink milk4分3分1分0分Eat junk food0分1分3分4分drink coffee0分1分3分4分A. good (16分20分) B. OK (8分-15分) C. bad (8分以下)My eating habits are_.T: Look, Here are the results of my eating habits, I eat vegetables and fruit every day. I got 8 points. I drink milk once or twice a week. I got

7、1point. I never drink coffee and eat junk food. I got 8 points. So how are my eating habits? Ss: Your eating habits are good. T: Can you tell us your eating habits? S1: I eat vegetables three or four times a week. I drink milk every day. I never drink coffee. I eat junk food once a week. So I have g

8、ood eating habits. (S2 S3 S4)T: How are your eating habits?(one by one). S: My eating habits are good/OK/bad.T: Now, Dr. Li know our middle school students eating habits. Heres the result. Can you tell us? S: Most studentsSome students. 【设计意图：通过评分的形式来复习学生的饮食 习惯，学生易懂且回评价，让学生觉得有话可说。】Step3. Presentatio

9、n 1.T: We know good eating habits are good for our health. What is good for our health? S: Exercising every day.T: Look, this is Katrina. Whats the picture about? S:T: Do you want to read Katrinas letter?Which one is the theme sentence? S:T :Open the book, read quickly and find out the theme sentenc

10、e. S: I think the first sentence is the theme sentence. but Im pretty healthy.T: Great! It is in the first sentence of the paragraph.2. According to Katrinas letter, help her pen pal fill in the chart. Read carefully.ActivitiesHow oftenEat vegetablesEvery dayT: Can you put them into three parts? S:

11、Exercise, eating habits, sleepT: Whats the main idea? S: She has a healthy lifestyle.T: It writes about lifestyle. Katrinas lifestyle is healthy. What does a healthy lifestyle help us? (Discuss in groups) S: It helps us .T: So we should look after our health.T: Some have healthy lifestyles, but some

12、 have unhealthy lifestyles. Bill is unhealthy.Step4. Practice1. According to the chart, can you finish Bills letter (3b)2. T: Bill is kind of unhealthy. Now, he is very heavy. He is very sad. Can you give some advice?(Discuss in groups) G1: Bill, you try to exercise every day. G2: You should eat les

13、s junk food. G3: T: What good advice! I think Bill is very thankful.【设计意图：从阅读到短文填空，再到小组讨论，这一系列活动既帮助学生进一步掌握本单元重点句型，又能使他们明确什么是健康的生活方式。】Step5 Enjoy the passages T: From these two articles, we know Katrina is healthy and Bill is kind of unhealthy. I like the articles. Like this sentence:So maybe Im not very healthy, although I have one healthy habit.T: And what sentences do you like? Can you write down? S:_Read loudly and try to remember. S: _Step6. Homework 1. Revise the words and sentences in this class. 2. You are a reporter of China S