2013年八年级英语上册_Unit_2_How_often_do_you_rcise_Section_B_2a-2e课件_(新版)人教新目标版

1、Unit 2How often do you exercise? Review(复习复习回顾回顾)1. how often 8. at least2. once a week 9. not.at all3. twice a month 10. watch Tv4. four times a week 11. exercise5. four to six times a week 12. use the Internet6. four or six times a week 13. play sports 7. such as 14. go camping 根本不，一点儿也不去野营Rank th

2、ese activities 1 6 (把下列活动按16排序，1=most often最常做 6=least often最不常做) Watch Tv go to the movies play computer games exercise or play sports use the Internet go camping in the country Read the article fast to find the general idea . (快读获取大意快读获取大意) 1. The main idea of the artice(文章大意) is about A. exercise

3、 B. use of the Internet C. watch Tv D. the results of a survery of the No. 5 High School students do in their free time .2. What activity is the best way to relax in the article ? A. exercise B. use of the Internet C. watch TvLets do a survey.What do you do in your free time? Do exercise, use of the

4、 Internet or watching TV?What activities do you think is healthy for the mind and the body?televisionbodyonlinemindtogetherRank these activities according to how often you think your classmates do them (1=most often, 6= least often). 2awatch TV go to the movies play computer gamesexercise or play sp

5、ortsuse the Internetgo camping in the country Look and notice the difference of the Adverbs of frequency .(看一看，注意频率副词的不同)always100%usually80%often60% sometimes 30% hardly ever10%never0%every day5-6 times a week 3-4 times a week 1-2 times a week maybe 1-2 times a month or 3-6 times a yearnot.at all2b

6、 Read the articleWhat Do No.5 High School Students Do in Their Free TimeLast month we asked our students about their 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 da

7、y. Forty-five percent exercise four to six times a week. Twenty percent exercise only one to three times a week. And 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 perc

8、ent use it at least three or four times a week. Most students use it for fun and not for homework.The answers to our 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

9、 eighty-five percent watch TV every day! Although many students like to watch sports, game shows are the most popular.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 pl

10、aying sports is fun, and you can spend time with your friends and family as you play together. And remember, “old habits die hard”. So start exercising before its too late!2bRead the passage quickly and find the answer to the questions below.1. How many kinds of free time activities are mentioned in

11、 the passage? _2. What is the best way to relax? _Three. The best way to relax is through exercise.Read the passage carefully and complete the pie chart below._ % every day Exercise_ % 3 or 4 times a weekUse of the Internet_ % every day _ % 4-6 times a week_ % 1-3 times a week_ % no exercise10201520

12、4590_ % 4-6 times a weekWatch TV_ % 1-3 times a week_ % every day 851322cRead 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.

13、How often do most students watch TV? _ What do they 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 hea

14、lthy? _ 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. 2dAccording to the article and the pie charts, write sentences with the percentages using, always, usually or sometimes .1. 90%：_ _ 2. 85%: _

15、 _ 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 students sometim

16、es watch TV. Two percent of the students sometimes watch TV. 1. We found that only fifteen percent of our students exercise every day. percent 名词，意为名词，意为“百分之百分之” e.g. Eighty percent of the students in our class exercise every day. 我们班里我们班里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

17、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 意为意为“一点也不一点也不”， not应应和和be动词、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

18、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 ，

19、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她对你所提的问题的答案是一个大大的“不不”字！字！3）表示）表示“有关有关的（问题）的（问题）”用用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

20、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

21、是.”这这样的意思时，样的意思时，although和和but不能在同一个句子中不能在同一个句子中使用。也就是说，在一个句子中，有使用。也就是说，在一个句子中，有although就没就没有有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 runs 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

22、only four years old.A. because B. soC. although C5. Exercise such as playing sports is fun such as 意为意为“像像这样这样”，表示列，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 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

23、英语、汉语。I know four language, such as, English and Chinese. ()I know four language, such as, English, French, Japanese and Chinese. () 5. So start exercising before its too late! 所以赶紧锻炼起来，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，来不及了为时太晚，来不及了”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 a

24、re 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，表示共同组成从句，表示“不要等到为时已晚；不要等到来不及的时候；不要等到为时已晚；不要等到来不及的时候；趁还来的及趁还来的及”。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。2eChoose one of these free time activities or think of your own.

25、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 times a week4-6 times a weekevery day201010_ % 4-6 times a weekPlay sports_ % 1-3 times

26、 a week_ % every day 5025251. The old man _(锻炼锻炼) every morning.2. I often _ (购物购物) on weekends.3. We must _ (保持保持 ) our classroom clean.4. There are some _(不同不同) between the two pictures.I. Fill in the blanks.exercisesshopkeepdifferencesExercises5. He _ (几乎不几乎不) goes to a restaurant for dinner.6. K

27、atrina doesnt often _ (喝喝) coffee, she likes green tea. 7. My eating _(习惯习惯) are not very good.hardly everdrinkhabits. 单项选择单项选择1. I like English very much, so I _ listen to the tape in the morning. A. usually B. hardly ever C. never2. Milk is good _ our _. A. to; healthy B. to; health C. for; health

28、y D. for; healthAD 3. What does your father do in the evening? He usually _. A. watch TV B. exercise C. reads books4. _ 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. When6. Most students in my class _ exercise every