人教版八年级上册英语Unit2SectionB2a-2e课件

1、Unit 2How often do you exercise? Section B 2a-2eTo learn about the free time activities of the students from No.5 High School To learn to use adverbs of frequency to write about your habits To learn new words: percent, through, however, almost, none, less, pointObjectivesresultpercentonlinetelevisio

2、nalthoughthroughn. 结果；后果n. 百分之adj. & adv. 在线(的)；联网(的)n. 电视节目；电视机conj. 虽然；尽管；即使prep. 以；凭借；穿过Words and Expressionsmindbodysuchtogetherdiewritern. 头脑；心智n. 身体adj. & pron. 这样的；那样的；类似的adv. 在一起；共同v. 消失；灭亡；死亡n. 作者；作家Make your own conversations in pairs.RevisionWhat do you usually do in your free time?How of

3、ten do you ？ watch TV go to the movies play computer games exercise or play sports use the Internet go camping in the countryRank these activities according to how often you think you classmates do them (1=most often,6=least often 1最多6最少)go online For me, I most often go online. I least often go to

4、the movies.2a百分数用基数+ percent表示 50 fifty percent百分之五十 3 three percent百分之三In our class, _students like using the Internet. _ students like playing sports. _ students like watching TV. _ students like doing homework.Lets summarize.All students? =100% Most students?=51%-99%Some students?=1%-50% No stude

5、nts? = 0% Pie Chartuse the Internet25%25 percent?%25 percent35 percent15 percentRead the article and complete the pie charts on the next page.What Do No.5 High School Students Do in Their Free Time? Last month we asked our students about their free time activities. Our questions were about exercise,

6、 use of the Internet and watching TV. Here are the results. 2b 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 twenty percent do not exercise at all! We all know t

7、hat many students often go online, but we were surprised thatninety percent of them use the Internet every day. The other ten percent 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 intere

8、sting. 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 popular. It is good to relax by using the Internet or watch

9、ing 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 too l

10、ate!Read the article and complete the pie charts on the next page.15202045109013285Read the passage quickly and find the answers to the questions below.1. How many kinds of free time activities are mentioned in the passage? _2. What are they? _ Three. Exercise, use the internet/ go online, watch TVR

11、esults 调查结果Comments 调查结论 Topic 调查内容Para .1Para. 2, 3, 4Para. 5Skim the article and match each paragraph with the following parts. ExerciseWatching TVGo onlineReading taskRead each paragraph quickly and draw a line to get the main idea. Para1.Para2. Para3. Para5.Free time activities Para4.It is about

12、 how often students watch TV.B. It is a survey about students free time activities.C. It tells how often students do exercise. D. The best way to relax is through exercise.E. It is about how often students go online.Read the article and mark True (T) or False (F).1. We found that twenty percent of o

13、ur students exercise every day.2. Ninety percent of the students use the Internet every day.3. Most students use the Internet for homework.4. Only twenty percent of the students watch TV two or three times a week.5. Do exercise is healthy for the mind and the body.FTFFTRead the article again and ans

14、wer the questions.1.How many students do not exercise at all?2.How many students use the Internet every day?3.How often do most students watch TV?What do they usually watch?20% students do not exercise at all. 90% students use the Internet every day.Most students watch TV every day. They usuallywatc

15、h sports, game shows.2c4. 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?Exercise, because it is healthy for the mind and the body.No , I dont think so.Because most of the students use Internet or watch TV on their free time.

16、 They dont like exercising. Its unhealthy. 1. We found that only fifteen percent of our students exercise every day.percent 名词，“百分之”百分数由percent来表示，构成方式：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。Language points Seventy percent of the boys like playing computer games. 男生中70%喜欢完电脑游戏。 Thirty pe

17、rcent of time passes. 百分之三十的时间过去了。2. 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，但游戏节目是最受欢迎的。although是连词，意为“虽然，即使，纵然”，引导让步状语从句，相当于 though，大多数情况下两者可互换。注意：although 引导的从句不能与but 连用，有although 就没有 but。 Although it rained, the boys still played outside.= It ra

18、ined, but the boys still played outside. 尽管天下雨了，但男孩们仍在外面玩耍。3. And twenty percent do not exercise at all! 百分之二十的学生根本不运动！ 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。not at all 用于否定句，“一点也不”，not

19、应和be动词、助动词或情态动词连用。另外，在口语中单独说 not at all, 可用来表示“不用谢”“没关系”。4. Exercise such as playing sports is fun, and you can spend time with your friends and family as you play together. I know four languages, such as, English and Chinese. 我了解四种语言，例如英语、汉语。 She likes animas such as rabbits and birds. 她喜欢像兔子、小鸟这样的

20、小动物。such as 用来举例，意为“例如；诸如此类的；像那样的”，结构常为：名词+ such as + 例子。注意：其后面不可列举出所有的事物。5. but we were surprised that ninety percent of them use the Internet every day. 我们队这个消息感到很意外。 We are surprised at the news. 我在这里见到你很意外。 I am very surprised to meet you here.surprised 形容词，意思是“感到惊讶的”，修饰人，surprising “令人惊讶”，修饰物。

21、常用结构：1）be surprised at sth 对某事感到惊讶 2）be surprised to do sth 做某事而感到惊讶3）be surprised + that从句 因而惊讶6. So start exercising before its too late! 所以要赶快锻炼起来，不要等到来不及了。 Now you know youre wrong, but its too late. 现在你知道你错了，但是已经太晚了。 你应当更加用功，别等到为时过晚而赶不上了。 You should work harder before its too late to catch up.s

22、tart doing sth/to do sth=begin to do sth/doing sth 开始做某事 its too late 为时太晚；来不及了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；趁着还来得及 ”。Phrases summary向某人询问某事 的答案每周四至六次一点也不上网至少每周三或四次做某事的最好方式 例如和某人一起度过时光开始做某事ask sb. about sth. the answers tofour to six times a weeknotat all go onlineat leastthree or

23、 four times a weekthe best way to do sth.such as spend time with sb. start doing sth. According to the article and the pie chart, write sentences with the percentages using always, usually or sometimes.1. 90% :_ 2. 85% :_ 3. 45% : _ 4. 10% : _ 5. 13% : _ 6. 2% : _ 90% of students always use the Inte

24、rnet.85% of students always watch TV.45% of them usually exercise.10% of them sometimes use the Internet.13% of them sometimes watch TV.2% of them sometimes watch TV.2dChoose one of these free time activities or think of your own. Then ask your classmates how often they do this activity and make a p

25、ie chart. Show the pie chart to your class.play computer games read books go shopping draw pictures play sportsHow often do you?Names of classmates1-3 times a week4-6 times a weekevery day2eI. 单选。1. I hardly exercise so I think Im kind of _. A. healthy B. health C. unhealthy D. unhealth2. My sister likes fruits _ she doesnt like vegetables. A. and B. but C. or D. also3.