2013秋八年级英语上u.ppt

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1、Unit 2 How often do you exercise?,Section B,Period Five,复习提高,Do you have a healthy lifestyle?,eat vegetables,eat fruit,eat little junk food,sleep nine hours every night,drink milk,exercise,a healthy lifestyle,eating habits,Discussion,eat rice for meals,Are they in good health(=healthy)?,Of course, t

2、hey arent.,Why are they so heavy?,Because their eating habits are bad. They like eating junk food,How can we keep healthy?,Try to eat more healthy food,and less junk food.,Try to exercise every day.,Everyone must sleep 8 or 9 hours every night.,1. Eat rice for meals. 2.Try to eat vegetables every da

3、y. 3.Eat fruit every day. 4. Eat some meat sometimes. 5.Dont eat the food with too much oil. 6. Drink some milk every day.,Discuss,keep healthy eating habits,Who has better eating habits? Whose lifestyle is better?,Tina,I think Tina has better eating habits. Because she,every day.,She,two or three t

4、imes a week.,She never,Her lifestyle is better.,She,every day.,She,nine hours every night.,She looks after her health. She is very healthy.,“unhealthy” . Lisa sleeps eight hours every night. She eats a good breakfast and she exercises every day. She never eats junk food. healthy/unhealthy Lucy likes

5、 to watch TV. On weekends, she never exercises and she doesnt like fruits or vegetables. She eats junk food. healthy/unhealthy Peter is tall and thin. He plays tennis three times a week and he runs five miles every Saturday. He never watches TV.He eats fruits and vegetables every day and sleeps nine

6、 hours every night. healthy/unhealthy,Read about each person. Then circle “healthy” or,I think in our class, _ students like,All students? =100% Most students?=51%-99% Some students?=1%-50% No students? = 0%,using the internet.,doing homework.,playing table tennis. (ping-pong),playing basketball.,pl

7、aying soccer.,listening to music.,going to the movies.,watching TV.,playing computer games.,going camping in the country.,In our class, _ students like using the Internet. _ students Like playing sports. _ students like watching TV. As for homework, _ students like doing it.,result,2a,Rank these act

8、ivities according to how often you think you classmates do them (1=most often,6=least often),去乡下露营,做运动,2b,Read the article and complete the pie charts on the next page. What Do No.5 High School Students Do in Their Free Time?,What do No. 5 High school students do in their free time Last month we ask

9、ed 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 15 percent of our students exercise every day. 45 percent exercise four to six times a week. 20 percent exercise only one to three times

10、a week .And 20 percent do not exercise at all ! We all know that many students often go online, but we were surprised that 90% of them use the Internet every day. The other 10% use it at least three or four times a week. Most students use it for fun and not for homework.,2b,The answers to our questi

11、ons about watching television were also interesting. Only 2% of the students watch TV one to three times a week.13% watch TV four to six times. And 85% watch TV every day ! Although many students like to watch sports, games shows are the most popular. It is good to relax by using the Internet or wat

12、ching 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 habits die hard” . So start exercising before its l

13、ate!,它对于大脑和身体是健康的。,Read the article and complete the pie charts,15,45,20,20,90,10,2,13,85,2b,15%,20%,45%,0%,20%,90%,10%,85%,2%,13%,1. ask sb. about sth. 向某人询问某事 2.主语+ find+ that 从句 发现 3.four to six times a week 每周四至六次 4.notat all 根本不 一点也不 5.go online, use the Internet 上网 6. be surprised 感到惊奇 7.at le

14、ast 至少 8. three or four times a week 每周三到四次 9. by doing sth. 通过做某事 10. Its + adj.+ to do sth. 做某事是.的 11. the best way to do sth. 做某事的最好方式 12. such as 例如 13. spend time with sb. 和某人一起度过时光 14. start doing sth. 开始做某事,短语归纳,1.How many percent of the students do not exercise at all? 2.How many percent of

15、the students use the Internet every day? 3.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? 5.Do you think the students at No.5 are healthy? Why or why not?,2c,Read the article again and answer the questions.,Twenty percent.

16、,Ninety percent.,Every day. Game shows.,Exercise. It is healthy for the mind and the body.,No.,According to the article and the pie charts, write sentences with the percentages using always, usually or sometimes.,2d,1.90%:,2.85%:,3.45%:,4.10%:,5.13%:,6.2%:,Ninety percent of the students always use t

17、he Internet.,Eighty-five percent of the students watch TV every day.,Forty-five percent of the students exercise four to six times a week.,Ten percent of the students use the Internet at least three or four times a week.,Thirteen percent of the students watch TV four to six times a week.,Two percent

18、 of the students watch TV one to three times a week.,_ _,_,_,_ _,_ _,_ _,3. percent 百分数， 基数词 + percent： percent 没有复数形式，作主语时，根据所修饰 的名词来判断谓语的单复数。 Forty percent of the students in our class are girls. Thirty percent of time passed,2. find + 宾语 +名词, 发现 ： We have found him (to be) a good boy. find + 宾语 +

19、 形容词， 发现： He found the room dirty. find + 宾语 + 现在分词， 发现 ： I found her standing at the door.,1. free 空闲的，有空的， 反义词 busy. be free 有空，闲着，相当于 have time. Ill be free next week. = Ill have time next week. be free to do sth. 自由地做某事“免费的，自由的”,4. exercise做动词时，可作及物动词，也可作不及物动 词。例如：She exercises two or three time

20、s a week. 她一周锻炼两三次。 She exercises the dog every day. 每天她都遛狗。 【拓展】exercise作名词时，意为“锻炼；运动”时是不可数名词，意为“体操；练习”时是可数名词。例如： I should eat less food and take more exercise. 我应该少吃饭，多锻炼。 We do morning exercises every morning. 我们每天早上都晨练.,5.It is good to relax by using the Internet or watching game shows, but we t

21、hink the best way to relax is through exercise.通过上网或看娱乐节目放松是好的，但是我们认为最好的放松方式是通过锻炼。 （1）Its good to do sth. 意为“做某事好”，它是 “Its+adj.+to do sth.”句型.it作形式主语 例如：Its good to run in the morning. 早上跑步是好的。 (2)the best way to do sth.意为“做某事最好的方法” 也可表达为the best way of doing sth.例如： I have a good way to do with the

22、 problem. 我有一个处理这个问题的好方法。,(3)by using the Internet or watching game shows， by作介词，表示“通过某种方式”。置于动名词前表示方法、手段、原因等。 例如：By working hard he made great progress. 通过努力学习，他取得了很大的进步。 He earns his living by writing.他靠写作为生。 1.It is very important for us _ English well. 2.its very nice _ you _my parents your best

23、 wishes. 3.I often have hamburgers for lunch. Youd better not. Its bad for you _ too much junk food. 4.The best time _(visit) Beijing is in autumn.,to learn,of sending,to eat,to visit,6.although 尽管. 但是.,Although不能与but 连用.,Although I am poor, but I am happy.,Although many students like to watch sport

24、s, game shows are the most popular.虽然许多同学喜欢看体育节目，但是娱乐节目是最受欢迎的。 although是连词，意为“虽然，尽管，即使”。 例如：Although he is young, he knows a lot. 虽然他很年轻，但是他知道很多。 【注意】although=though,汉语中可以说“虽然，但是”，但英语中although/though与but不能同时出现在同一,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. Show the pie chart to your class.,play computer games read books go shopping draw pictures play sports,2e,