Unit2SectionBperiod5&6(教育精品).ppt

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1、Unit 2How often do you exercise?Read the article and complete the pie charts.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!Par

2、a215204520Sixtypercentoftheteachers_(join)theclub.Twenty-fivepercentofthewater_(be)dirty.英英语语中百分数的表达及用法中百分数的表达及用法3.百分数+of+名词/代词（名词前要有the或形容词性物主代词限制，代词要用宾格）1.读作percent(percent),无复数形式。2.百分数的表达:数字（基数词）+percent6%sixpercent23%twenty-threepercent4.“百分数+of+名词”作主语时,其后的动词的单复数形式由of后面的名词决定。fortypercentofusisjo

3、insixpercentofthestudentstwenty-threepercentofourstudentsRead the article and complete the pie charts.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 stu

4、dents use it for fun and not for homework.Para31090Read the article and complete the pie charts.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 eigh

5、ty-five percent watch TV every day!Although many students like to watch sports,game shows are the most popular.Para413852Complete the pie charts.154timesaweek8590202021310452c Read and answer the questions.1.What percent of the students do not exercise at all?2.What percent of the students use the I

6、nternet 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?Twenty percent of thestudents do not exercise at all.Ninety percent of thestudents use the Inter

7、net every day.They usually watch game shows.Exercise.Because it is healthy for the mind and the body.Most students watch TV every day.It is good to relax by using the Internet or watching game shows.1）句子中的）句子中的it是形式主语，不定式是形式主语，不定式to relax 是真正的主是真正的主语。语。It is+adj.+(for sb.)to do sth.“(对某人而言对某人而言)做某做某

8、事怎么样事怎么样”2）by using the Internet or watching game shows是介词短语，在句中作方式状语。是介词短语，在句中作方式状语。by 作介词，作介词，“通过通过”，其后跟名词或动词，其后跟名词或动词-ing形式。形式。They work by using computers.He often goes to school by bike.It is difficult for me to learn English well.对我而言学好英语很难。对我而言学好英语很难。2d Write sentences with percentages using

9、always,usually or sometimes.90%:_ 85%:_ 45%:_ 10%:_ 13%:_ 2%:_ Ninety percent of thestudents always use the Internet.Eighty-five percent of the students always watch TV.Forty-five percent of them usually exercise.Ten percent of them sometimes use the Internet.Thirteen percent of them usually watch T

10、V.Two percent of them sometimes watch TV.3a Look at the information in the chart and complete the report.Activities Days a yearExercise365Readbooks365WatchTVforover2hours320Drinkjuice210Eathamburgers95helpwithhousework20Stayuplate15Gotothedentist0Jane is a 16-year-old high school student in the Unit

11、ed States.American Teenager magazine asked her about her habits.Jane has a lot of good habits.She always exercises and she reads books _.Also,she _ drinks juice and she _ stays up late.However,she has some bad habits,too.She _ watches TV for more than two hours a day,and she _ eats hamburgers.Her pa

12、rents are not very happy because she _ helps with housework and she _ goes to the dentist for teeth cleaning.She says she is afraid.every dayoftenhardly everusuallysometimeshardly evernever3b Complete the chart with your own information.In the last column,use expressions like always,every day,twice

13、a week and never.Activities How often?Good habitsBad habitsHomework以以My good and bad habits为题目为题目写一篇短文。写一篇短文。（字数不少于（字数不少于60字）字）Jane is a 16-year-old high school student in the United States.American Teenager magazine asked her about her habits.Jane has a lot of good habits.She always exercises and s

14、he reads books _.Also,she _ drinks juice and she _ stays up late.However,she has some bad habits,too.She _ watches TV for more than two hours a day,and she _ eats hamburgers.Her parents are not very happy because she _ helps with housework and she _ goes to the dentist for teeth cleaning.She says sh

15、e is afraid.every dayoftenhardly everusuallysometimeshardly everneverMy good and bad habits_ _I have a lot of good habits.However,I have some bad habits,too.I am a 14-year-old high school student in Hexi School.4.Take the health quiz.1.How often do you eat breakfast?a.Neverb.Afewminutesaweekc.Almost

16、everyday.2.How often do you eat fast food?a.Neverb.Afewminutesaweekc.Almosteveryday3.How often do you eat vegetables and fruit?a.Neverb.Afewminutesaweekc.Almosteveryday4.How often do you exercise?a.Afewminutesayearb.Afewminutesamonthc.Afewminutesaweek5.How many hours do you watch TV every week?a.Non

17、eb.Onetofourc.Fiveormore6.How many hours do you usually sleep at night?a.Lessthansix.b.Sixorsevenc.Eightormore1.a=0,b=1,c=22.a=2,b=1,c=03.a=0,b=1,c=24.a=0,b=1,c=25.a=2,b=1,c=06.a=0,b=1,c=29-12points:Youre really healthy!Good for you-and your health!4-8points:Youre smart about health most of the time

18、.0-3points:You have to learn more about healthy habits.Dont worry-you can do it!Are you healthy?1.Complete the chart with activities you do and dont do.What about your mother/father?alwaysusually oftensometimeshardly everneverIMy mother or father2.Write five sentences using the information above.wat

19、ch TVread3.Fill in the blanks in the conversation.A:What do Tom and Mike _ do on weekends?B:They sometimes go to the museum.A:_do they go to the shopping center?B:_ever.Maybe about twice a month.A:_do they watch TV?B:Mike never watches TV,but Tom watches TV _day.A:Oh,Im just like Tom.I _watch TV,too.usuallyHow oftenHardly How ofteneveryalways