单击此处编辑母版标题样式,单击此处编辑母版文本样式,第二级,第三级,第四级,第五级,#,How often do you exercise?,Unit 2,Section B,healthy food,vegetables,milk,fruit,eggs,coffee,tea,be good for,junk food,cho,co,late,chip,cola,unhealthy,How often do you have,?,drinks,饮料,How often do you drink?,milk,Most people drink milk,every day,.,How often,do people eat/drink it?,junk food,Some people,never,eat junk food.,fruit,Most people eat fruits,every day.,coffee,Some people drink coffee,every day.,sleep,I sleep eight hours every night.,How many hours,do you sleep every night?,1._ junk food 3._ fruit 5._ sleep,2._ milk 4._ vegetables 6._ coffee,Match the words with the pictures.,1a,a,b,c,d,e,f,a,b,e,c,f,d,Role-play,Student A is the interviewer.Student B is Katrina.Then,change roles,.Student B is the interviewer and student A is Bill.,Interviewer:,How often do you exercise?,Katrina:,I exercise every day.,Interviewer:,And how often do you?,2c,Surf/use the Internet,Watch TV,go to the movies,Exercise or play sports,Play computer games,Go camping in the countryside,2a,Rank these activities according to how often you think your classmates,do them(1=most often,6=least often).,watch TV go to the movies,play computer games,exercise or play sports,use the Internet,go camping in the country,New words and phrases,percent,n.,online,adj.,television,n.,although,prep.,through,conj.,mind,n.,百分之,在线的；联网的,电视节目；电视机,虽然；尽管；即使,以；凭借；穿过,头脑；心智,body,n.,such,adj.&pron.,such as,together,adv.,die,v.,writer,n.,身体,这样的；那样的；类似的,例如；像,这样,在一起；共同,消灭；灭亡；死亡,作者；作家,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,use of the Internet and watching TV.Here are the results.,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 that many students often go online,but we were surprised that ninety 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 answer to our questions about watching television were also interesting.Only two percent of students watch TV one to three times a week.Thirteen percent watch TV four to six times aweek.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 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 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 late!,Read the article and mark,True(T),or,False(F),.,1.We found that twenty percent of our 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.,F,T,F,F,T,2b,Read the article and complete the pie charts on Page 14.,3,4,6,4,6,3,2c,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?,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?,百分数,用基数,+percent,表示,50,fifty percent,百分之五十,3,three percent,百分之三,0.12,zero point one two percent,百分之零点一二,这里的,percent,前半部,per,表示“每一”，,cent,这一后半部分表示“百”，所以百分之几中,percent,不用复数形式。,百分比英语表示法,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%:_,4.10%:_,5.13%:_,6.2%:_,Ninety percent of the students always use the Internet.,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.Show the pie chart to your class.,play computer,games,read books,go shopping,draw pictures,play sports,How often do you?,Names of classmates,1-3 times a week,4-6 times a week,every day,See you,！,