人教版八上Unit 2 How often do you exercise -Section B 2a —2e-ppt课件-市级优课-(配套教案编号：e3796).ppt

1、Unit 2 How often do you exercise? 学习目标 Key words & phrases: result，percent，online，television， ，although play computer games，use the Internet，go camping， go online Key sentences: 1.We found that only fifteen percent of our students exercise every day. 2. Although many students like to watch sports, g

2、ame shows are the most popular. 3. Its good to relax by using the Internet 4. How many students do not exercise at all? New words and phrases result n. percent n. online adj. television n. although prep. through conj. mind n. 结果；后果结果；后果 百分之百分之 在线的；联网的在线的；联网的 电视节目；电视机电视节目；电视机 虽然；尽管；即使虽然；尽管；即使 以；凭借；穿过

3、以；凭借；穿过 头脑；心智头脑；心智 body n. such adj. & pron. such as together adv. die v. writer n. 身体身体 这样的；那样的；类似的这样的；那样的；类似的 例如；像例如；像这样这样 在一起；共同在一起；共同 消灭；灭亡；死亡消灭；灭亡；死亡 作者；作家作者；作家 Rank these activities according to how often you think your classmates do them (1=most often, 6= least often). 2a watch TV go to the m

4、ovies play computer games exercise or play sports use the Internet go camping in the country 2b Read the passage quickly and find the answer to the questions below. 1. How many kinds of free time activities are mentioned in the passage? _ 2. What is the best way to relax? _ Three. The best way to re

5、lax is through exercise. Read the passage carefully 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 _ % 1-3 times a week _ % ev

6、ery day 85 13 2 2c Read the article again and answer the questions. 1. How many percent of the students do not exercise at all? _ 2. How many percent of the students use the Internet every day? _ Ninety percent students. Twenty percent students. 3. How often do most students watch TV? _ What do they

7、 usually watch? _ 4. What does the writer think is the best way to relax? _ Why? _ Most students watch TV every day. They usually watch sports, game shows. Its healthy for the mind and the body. Exercising. 5. Do you think the students in No. 5 are healthy? _ Why or why not? _ _ _ No, I dont think s

8、o. Because most students use Internet or watch TV in their free time. They dont like exercising. Its unhealthy. 2d According to the article and the pie charts, write sentences with the percentages using, always, usually or sometimes . 1. 90%：_ _ 2. 85%: _ _ 3. 45%: _ _ Eighty percent of the students

9、 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 often use the Internet. Thirteen percent of the students usually watch TV. Two percent of the students sometim

10、es watch TV. 2e 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. 1-3 times a week. How often do you play sports? Every day. How often do you read books? How often do you? Numbers of classmates(总总 40) 1-3 tim

11、es a week 4-6 times a week every day 20 10 10 _ % 4-6 times a week Play sports _ % 1-3 times a week _ % every day 50 25 25 1. We found that only fifteen percent of our students exercise every day. percent 名词，意为“百分之名词，意为“百分之” e.g. Eighty percent of the students in our class exercise every day. 我们班里我们

12、班里80%的学生每天都锻的学生每天都锻 炼。炼。 【注意注意】 percent做主语时，谓语动词的数要根据做主语时，谓语动词的数要根据 其后面的名词来确定。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。的苹果都坏了。 Twenty percent of the meat is in the fridge. 20%的肉都在冰箱。的肉都在冰箱。 2. And twenty percent do not exercise at all! not at all 意为“一点也不”，意为“一点也不”， not应应 和和be动词

13、、助动词或情态连用。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。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。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。那位老人一点也不会用电脑。 3. The answers to our questions about watching television were also interesting. 对

14、我们提出的有关看电视的问题的答案也挺对我们提出的有关看电视的问题的答案也挺 有意思。有意思。 1）句子主语为）句子主语为 the answers ，故谓语用故谓语用 were。 2） 表示“表示“的答案的答案”要用“”要用“answer to” 如：如： Theres no easy answer to this problem. 这个问题没有简单的答案。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！她对你所提的问题的答案是一个大大的“不”字！ 3）表示“有关）表示“有关的（问题）”用

15、的（问题）”用question about 如：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。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。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，但游戏类节目虽然很多学生喜

16、欢看体育节目，但游戏类节目 是最受欢迎的。是最受欢迎的。 although 为连词，意为：“为连词，意为：“虽然，尽管虽然，尽管”。”。 注意：注意：在英语中，当表示“在英语中，当表示“虽然虽然，但是，但是.”这样”这样 的意思时，的意思时，although和和but不能在同一个句子中使用。不能在同一个句子中使用。 也就是说，在一个句子中，有也就是说，在一个句子中，有although就没有就没有but ， 反之亦然。如：反之亦然。如： Although the car is old , it still runs well. =The car is old , but it still run

17、s well. 这辆小车旧了，但是依然跑得不错。这辆小车旧了，但是依然跑得不错。 中考链接中考链接 (2012 成都成都) My cousin knows a lot about geography, _ he is only four years old. A. because B. so C. although C 5. Exercise such as playing sports is fun such as 意为“像意为“像这样”，表示列这样”，表示列 举。举。 结构常为：名词结构常为：名词+ such as + 例子例子 e.g. She likes animas such as

18、rabbits and birds. 她喜欢像兔子、小鸟这样的小动她喜欢像兔子、小鸟这样的小动 物。物。 注意：其后面不可列举出所有的事物。注意：其后面不可列举出所有的事物。 如：如： 我了解四种语言，例如英语、汉语。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. () 6. So start exercising before its too late! 所以

19、赶紧锻炼起来，不要等到来不及了。所以赶紧锻炼起来，不要等到来不及了。 Its too late 字面意思为“字面意思为“为时太晚，来不及为时太晚，来不及 了了”是英语的一个常用表达。如：”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。你现在知道错了，已经太晚了。 句中，句中， Its too late 与与before共同组成从句，共同组成从句， 表示“表示“不要等到为时已晚；不要等到来不及不要等到为时已晚；不要等到来不及 的时候；趁还来的及的时候；趁还来的及”。如：”。如： You should work harder before its too late to catch up. 你现在用功还赶得上。你现在用功还赶得上。 Early to bed, early to rise, makes a man healthy, wealthy and wise. Homework 以以My habits (good habits and bad habits) 为题目写一篇短文。（字数不少于为题目写一篇短文。（字数不少于50字）字）