初中英语人教版八年级上册unit2sectionB2a-2e.ppt

1、Unit 2 How often do you exercise?,Section B 2a-2e（阅读课）,教学目标： 1. 语言知识目标： 1) 能掌握以下单词：percent，online, television，although, body，such as, mind，together, die, writer 2) 能掌握以下句型： not at all The best way to is . such as 2.能力知识目标： 了解语法:频度副词及一般现在时简单谈论周末活动情况。 3. 情感态度价值观目标： 了解其他学生们的日常生活情况，让学生们知道应如何安排自己的日常生活，向其

2、他有良好生活习惯的人们学习，做一个有良好习惯的人。,二、教学重难点 1. 教学重点： 1) 掌握本课时出现的生词及表达方式。 2）阅读短文，获得相关信息，提高学生们的综合阅读能力。 2. 教学难点 1. 听力训练 2. 阅读2b部分的短文并完成相关要求。 三、教学工具：多媒体、黑板和粉笔。 四、备课时间：2016年7月 五、教学时间：2016年8月 六、授课班级：初二 7班 七、教学方法：情景交际法、多媒体展示法、小组合作探究法。,Revision (Please work in group of four),1.Do you know any frequency words(频率副词)？,1

3、00%,Always一直,Usually通常,Often经常,Sometimes有时,hardly ever几乎从不, 80%,Never从不,0%, 60%, 20%, 5%,提示：频率副词在句中的位置是：实义动词之前, be动词或助动词之后。,2.Can you tell me the difference between them?,频率副词,always意为 “总是”, 表示动作的重复或状态的延续。 usually意为 “通常”, 表示很少有例外。 often意为 “经常”, 表示动作的重复, 但不如usually那么频繁, 中间有间断。 sometimes意为 “有时”, 表示动作偶

4、尔发生。 hardly意为 “几乎不”, 常和ever连用表示强调。 never意为 “从未”。,Brainstorm,1.What exexcise do you like ? 2.Do you like exercise? 3.How often do you exercise?,Jim / once a week,Li Ming/ twice a week,Tony/ 3 or 4 times a week,Bob /every day,Li Lei/ hardly ever,Peter/ never,Rank these activities according to how ofte

5、n you think your classmates do them (1=most often, 6= least often). (2a),.Lets do a survey.,What do you do in your free time? Do exercise, use of the Internet or watching TV? What activities do you think is healthy for the mind and the body?,Reading,a.Fast reading Please get the general idea of the

6、text“What Do No.5 High School Students Do in Their Free Time”? No.5 High School Students exercise、use the Interent and watch TV in their free time.,b.Listen to the text and find difficult points(2b),What Do No.5 High School Students Do in Their Free Time Last month we asked our students about their

7、free time activities. Our questions were about exercise, use of the Internet and watching TV. Here are the results. We found that only fifteen percent of our students exercise every day. Forty-five percent exercise four to six times a week. Twenty percent exercise only one to three times a week. And

8、 twenty percent do not exercise at all! We all know that many students often go online, but we were surprised that ninety percent of them use the Internet every day. The other then percent use it at least three or four times a week. Most students use it for fun and not for homework.,The answers to o

9、ur questions about watching television were also interesting. Only two percent of the students watch TV one to three times a week. Thirteen percent watch TV four to six times a week. And eighty-five percent watch TV every day! Although many students like to watch sports, game shows are the most popu

10、lar. It is good to relax by using the Internet or watching game shows, but we think the best way to relax is through exercise. It is healthy for the mind and the body. Exercise such as playing sports is fun, and you can spend time with your friends and family as you play together. And remember, “old

11、 habits die hard”. So start exercising before its too late!,c.Carefully reading and complete the pie chart below.,_ % every day,Exercise,_ % 3 or 4 times a week,Use of the Internet,_ % every day,_ % 4-6 times a week,_ % 1-3 times a week,_ % no exercise,10,20,15,20,45,90,_ % 4-6 times a week,Watch TV

12、,_ % 1-3 times a week,_ % every day,85,13,2,_ % 4-6 times a week,Play sports,_ % 1-3 times a week,_ % every day,50,25,25,d.Carefully reading and answer questions(work in pairs) (2c),1. How many percent of the students do not exercise at all? _ 2. How many percent of the students use the Internet eve

13、ry day? _,Ninety percent students.,Twenty percent students.,3. Do you think the students in No. 5 are healthy? _ Why or why not? _ _ _,No, I dont think so.,Because most students use Internet or watch TV on their free time. They dont like exercising. Its unhealthy.,(2d)Discussion(group work ),1. 90%：

14、_ _ 2. 85%: _ _ 3. 45%: _ _,Eighty percent of the students always watch TV.,Ninety percent of the students always use the Internet.,Forty-five percent of the students usually exercise.,4. 10%: _ _ 5. 13%: _ _ 6. 2%: _ _,Ten percent of the students sometimes use the Internet.,Thirteen percent of the

15、students sometimes watch TV.,Two percent of the students sometimes watch TV.,Choose one of these free time activities or think of your own. Then ask your classmates how often they do this activity and make a pie chart.(2e),1-3 times a week.,How often do you play sports?,Every day.,How often do you r

16、ead books?,Language points,1. We found that only fifteen percent of our students exercise every day. percent 名词，意为“百分之” e.g. Eighty percent of the students in our class exercise every day. 我们班里80%的学生每天都锻 炼。,【注意】 percent做主语时，谓语动词的数要根据其后面的名词来确定。 e.g. Fifty percent of the apples are bad. 50%的苹果都坏了。 Twe

17、nty percent of the meat is in the fridge. 20%的肉都在冰箱。,2. And twenty percent do not exercise at all! not at all 意为“一点也不”， not应和be动词、助动词或情态连用。 e.g. The story isnt interesting at all. 那个故事一点也没有趣。 They didnt enjoy the vacation at all. 他们根本不喜欢那次旅行。 The old man cant use the computer at all. 那位老人一点也不会用电脑。,3

18、. The answers to our questions about watching television were also interesting. 对我们提出的有关看电视的问题的答案也挺 有意思。,1）句子主语为 the answers ，故谓语用 were。 2） 表示“的答案”要用“answer to” 如： Theres no easy answer to this problem. 这个问题没有简单的答案。 Her answer to your question is a big “NO”! 她对你所提的问题的答案是一个大大的“不”字！,3）表示“有关的（问题）”用ques

19、tion about 如： He asked us some questions about our daily habits. 他问了一些有关我们日常习惯的问题。 Her questions about you were not so friendly. 她有关你的那些问题并不那么友善。,4.Although many students like to watch sports, game shows are the most popular. 虽然很多学生喜欢看体育节目，但游戏类节目是最受欢迎的。,although 为连词，意为：“虽然，尽管”。 注意：在英语中，当表示“虽然，但是.”这样

20、的意思时，although和but不能在同一个句子中使用。也就是说，在一个句子中，有although就没有but ，反之亦然。如： Although the car is old , it still runs well. =The car is old , but it still runs well. 这辆小车旧了，但是依然跑得不错。,中考链接 (2012 成都) My cousin knows a lot about geography, _ he is only four years old. A. because B. so C. although,C,5. Exercise suc

21、h as playing sports is fun such as 意为“像这样”，表示列举。 结构常为：名词+ such as + 例子 e.g. She likes animas such as rabbits and birds. 她喜欢像兔子、小鸟这样的小动 物。,注意：其后面不可列举出所有的事物。如： 我了解四种语言，例如英语、汉语。 I know four language, such as, English and Chinese. () I know four language, such as, English, French, Japanese and Chinese.

22、(),5. So start exercising before its too late! 所以赶紧锻炼起来，不要等到来不及了。,Its too late 字面意思为“为时太晚，来不及了” 是英语的一个常用表达。如： Now you know you are wrong , but its too late. 你现在知道错了，已经太晚了。 句中， Its too late 与before共同组成从句，表示“不要等到为时已晚；不要等到来不及的时候； 趁还来的及”。如： You should work harder before its too late to catch up.你现在用功还赶得

23、上。,1. The old man _(锻炼) every morning. 2. I often _ (购物) on weekends. 3. We must _ (保持 ) our classroom clean. 4. There are some _(不同) between the two pictures.,I. Fill in the blanks.,exercises,shop,keep,differences,Exercises,5. He _ (几乎不) goes to a restaurant for dinner. 6. Katrina doesnt often _ (喝

24、) coffee, she likes green tea. 7. My eating _(习惯) are not very good.,hardly ever,drink,habits,. 单项选择,1. I like English very much, so I _ listen to the tape in the morning. A. usually B. hardly ever C. never 2. Milk is good _ our _. A. to; healthy B. to; health C. for; healthy D. for; health,A,D,3. W

25、hat does your father do in the evening? He usually _. A. watch TV B. exercise C. reads books 4. _ students in your class are from Beijing? Only one. A. How often B. How many C. How much,C,B,5. _ do you go skating? Every day. A. How often B. How many C. When 6. Most students in my class _ exercise every day. A. does B. do C. is doing D. are doing 7. What _ she _ on weekends? A. is, do B. does, does C. do, do D. does, do,