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1、,Section B,Unit 2 How often do you exercise?,,Junk food,What food and drink are unhealthy?,junk food,“junk food意为“垃圾食品”，指那些仅仅提供热量，别无其他营养素的食物；或指提供超过人体需求，变成多余成分的食品。如：西式快餐中的汉堡、薯条、炸鸡，中式小吃中的油炸饼、方便面、早餐常吃的油条、烧饼等。,,Is the food in the following pictures healthy or unhealthy?,healthy food,Doctors want us to d
2、rink milk every day. Because milk is good for our health.,Doctors want us to eat fruit every day. Because its good for our health.,My mother wants us to eat vegetables every day. Because they are good for our health.,be good / bad for health,Coffee is bad for our health.,be good/ bad for health,Pota
3、to chips are bad for health.,potato chips =French fries,cola,be good/ bad for health,chocolate,be good/ bad for health,be good/ bad for health?,ice-cream,be good/ bad for health?,hamburgers,be good/ bad for health?,hot dog,unhealthy 不健康的,junk food,be bad for health,not healthy,Doctors want us not to
4、 eat junk food too much. Because it is bad for our health.,cola,salad,soup,hot dog,tomato,onion,dumpling,broccoli,healthy or unhealthy?,-What do you think of junk food?,- Although its bad for our health, I love it. I eat it once or twice a week.,-How often do you eat junk food? - I eat junk food onc
5、e a month. - Do you like it? - Yes, although its not good for my health. - (No, its bad for my health.),junk food,fruit,A: How often do you eat fruit? B: I eat fruit every day. A: Do you like it? B: Yes, its good for my health. (No. But my mother wants me to eat it. She says its good for my health.)
6、,vegetables,1. _ junk food 2. _ milk 3. _ fruit 4. _ vegetables 5. _sleep 6. _ coffee,b,f,e,a,d,1a,c,Match the words with the pictures.,1b,Ask and answer questions. Use the words from 1a.,Pairwork,A: How often do you drink milk? B: I drink milk every day. A: Do you like it? B: No. But my mother want
7、s me to drink it. She says its good for my health.,Mom wants me to get up at 6:00 and play ping-pong with her. want to do sth. 想要做某事 want sb. to do sth. 想要某人做某事 want sb. not to do sth.想要某人不要做某事 Do you want to go to the movies with me? 你想和我一起去看电影吗？ The teacher wants us not to eat hamburgers. 老师不想让我们吃
8、汉堡包。,,be good for sth.对有益 be bad for 对有害 be good at doing sth.擅长 be good to /with sb. 对某人好,Eg: Reading books is good for our study. liu Xiang is goos at running. Miss Wang is good to students.,Listen. Then circle your answer to each question.,1a,1b.Listen again. Fill in the blanks in the survey.,har
9、dly ever,every day,never,nine,nine,every day,never,two or three times a week,three or four times a week,never,four times a day,How often do you ?,How often do you ?,television,body,online,mind,together,New words,New words and phrases,percent n. online adj. television n. although prep. through conj.
10、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,2a.Rank these activities according to how often you think you classmates do them (1=most often,6=least often),2b.Read the article and compl
11、ete the pie charts on the next page. What Do No.5 High School Students Do in Their Free Time?,Language points,1. We found that only fifteen percent of our students exercise every day. percent 名词，意为“百分之” e.g. Eighty percent of the students in our class exercise every day. 我们班里80%的学生每天都锻 炼。,【注意】 1.per
12、cent做主语时，谓语动词的数要根据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。 Twenty percent of the meat is in the fridge. 20%的肉都在冰箱。,2. And twenty percent do not exercise at all! not at all 意为“一点也不”， not应和be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趣。 They didnt enjoy the va
13、cation 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。,3. at least 至少 例如： We should brush our teeth at least twice a day. 我们每天应该至少刷两次牙。 A good cigarette will smoke at least ten minutes. 一支好烟至少可以抽10分钟。 反义短语：at most 至多,4. Although many students like to watch sports, game s
14、hows are the most popular. although 连词，“尽管，虽然；即使” e.g. We went fishing although it was cold. 尽管天气很冷，但是我们还是去钓 鱼了。,注意：although引导的从句不能与but连用。 尽管他离家很早，但是他还是迟到了。 Although he left home early, but he was late.() Although he left home early, he was late. (),5. It is + adj. to do sth. 干某事是 例如： It is interest
15、ing to play computer games. 玩电脑很有趣。,-It is very important _ make a plan before a new term. -Yes. You must try to make it carefully. A. of B. for C. to,C,6. the best way to relax is through exercise. through 介词，课文中意为“以，凭借” e.g. He found the job through an ad in the newspaper. 他通过报纸上的一个广告找到这份工作。,拓展 th
16、rough 还有“穿过”之意。表示“从内部穿过”。 e.g. They went through the forest yesterday. 昨天他们穿过了森林。,7. Exercise such as playing sports is fun such as 意为“像这样”，表示列举。 结构常为：名词+ such as + 例子 e.g. She likes animas such as rabbits and birds. 她喜欢像兔子、小鸟这样的小动物。,注意：其后面不可列举出所有的事物。如： 我了解四种语言，例如英语、汉语。 I know four language, such as
17、, English and Chinese. () I know four language, such as, English, French, Japanese and Chinese. (),8. Old habits die hard. 旧习难改。 这是英语中的一句谚语，表示习惯一 旦养成，并非朝夕即可改变，多用来 描述人们一时难以改变的固有观念及 做法。 e.g. Its the age of new technology, but my grandpa still goes everywhere with his old radio. Old habits dire hard, y
18、ou see. 现在都已经是新技术时代了，可我爷爷仍然到哪儿都带着他的收音机。你瞧，老习惯可真难改呀。,9. So start exercising before its too late! its too late 为时太晚；来不及了 e.g. Now you know youre wrong, but its too late. 现在你知道你错了，但是已经太晚了。,2c.Read the article again and answer the questions.,1.How many percent of the students do not exercise at all? Twe
19、nty percent. 2.How many percent of the students use the Internet every day? Ninety percent. 3.How often do most students watch TV? What do they usually watch? Every day. Game shows. 4.What does the writer think is the best way to relax? Why? Exercise. It is healthy for the mind and the body. 5.Do yo
20、u think the students at No.5 are healthy? Why or why not? No.,2d.According to the article and the pie charts, write sentences with the percentages using always, usually or sometime.,1.90%:Ninety percent of the students always use the Internet. 2.85%:_ 3.45%:_ _ 4.10%:_ _ 5.13%:_ _ 6.2%:_ _,Eighty-fi
21、ve 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 of the students watch
22、 TV one to three times a week.,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,3a.Look at the inform
23、ation in the chart and complete the report.,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 she reads books _ . Also, she _ drinks juice and she _ stays up late. However, sh
24、e 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 she is afraid.,every day,often,hardly ever,usually,sometimes,hardly ever
25、,never,3b.Complete the chart with your own information. In the last column, use expressions like always, every day, twice a week and never.,3c.Write a report about your good and bad habits. Say how often you do things. Use the report in 3a as an example. _,3.Fill in the blanks in the conversation. A
26、: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.,usually,How often,Hardly,How often,every,always,Thank you.,,