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1、SectionBUnit2Howoftendoyouexercise?Junk foodWhat food and drink are unhealthy?junk food“junkfood意为意为“垃圾食品垃圾食品”，指那些仅，指那些仅仅提供热量，别无其他营养素的食物；或指仅提供热量，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。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、小吃中的油炸饼、方便面、早餐常吃的油条、烧饼等。烧饼等。Isthefoodinthefoll
2、owingpictureshealthyorunhealthy?healthy foodDoctors want us to drink 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 healthC
3、offeeisbadforourhealth.be good/ bad for healthPotato chips are bad for health.potatochips=Frenchfriescolabe good/ bad for healthbe good/ bad for healthbe good/ bad for health?ice-creambe good/ bad for health?hamburgersbe good/ bad for health?hotdogunhealthy不健康的不健康的junk foodbe bad for healthnothealth
4、yDoctorswantusnottoeatjunkfoodtoomuch.Becauseitisbadforourhealth.colasalad souphot dogtomatooniondumplingbroccolihealthy or unhealthy?-Whatdoyouthinkofjunkfood?-Althoughitsbadforourhealth,Iloveit.Ieatitonceortwiceaweek.-How often do you eat junk food?- I eat junk food once a month.- Do you like it?-
5、 Yes, although its not good for my health. - (No, its bad for my health.)junkfoodfruitA: 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.)vegetables1._junkfood2._milk3._fruit4
6、._vegetables5._sleep6._coffeebfead1acMatchthewordswiththepictures.1bAskandanswerquestions.Usethewordsfrom1a.PairworkA:Howoftendoyoudrinkmilk?B:Idrinkmilkeveryday.A:Doyoulikeit?B:No.Butmymotherwantsmetodrinkit.Shesaysitsgoodformyhealth.1.Momwantsmetogetupat6:00and2.playping-pongwithher.wanttodosth.想要
7、做某事想要做某事wantsb.todosth.想要某人做某事想要某人做某事wantsb.nottodosth.想要某人不要做某想要某人不要做某事事Doyouwanttogotothemovieswithme?1.你想和我一起去看电影吗？你想和我一起去看电影吗？2.Theteacherwantsusnottoeat3.hamburgers.4.老师不想让我们吃汉堡包。老师不想让我们吃汉堡包。begoodforsth.对对有益有益bebadfor对对有害有害begoodatdoingsth.擅长擅长begoodto/withsb.对某人好对某人好Eg:Readingbooksisgoodforou
8、rstudy.liuXiangisgoosatrunning.MissWangisgoodtostudents.Listen.Thencircleyouranswertoeachquestion.1aIsBillhealthy?Yes.No.Idontknow.IsKatrinahealthy?Yes.No.Idontknow.1b.Listen again. Fill in the blanks in the survey.QuestionsTinaBill1.How often do you exercise?every day2.How often do you eat fruit?3.
9、How mangy hours do you sleep every night?4.How often do you drink milk?5.How often do you eat junk food?6.How often do you drink coffee?hardly everevery dayneverninenineevery daynevertwo or three times a weekthree or four times a weekneverfour timesa dayHowoftendoyou?Howoftendoyou?televisionbodyonli
10、nemindtogetherNewwordsandphrasespercentn.onlineadj.televisionn.althoughprep.throughconj.mindn.百分之百分之在线的；联网的在线的；联网的电视节目；电视机电视节目；电视机虽然；尽管；即使虽然；尽管；即使以；凭借；穿过以；凭借；穿过头脑；心智头脑；心智bodyn.suchadj. & pron.suchastogetheradv.diev.writern. 身体身体这样的；那样的；类似的这样的；那样的；类似的例如；像例如；像这样这样在一起；共同在一起；共同消灭；灭亡；死亡消灭；灭亡；死亡 作者；作家作者；作
11、家2a.Rank these activities according to how often you think you 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 country2b.Read the article and complete the pie charts on the next page. What Do No.
12、5 High School Students Do in Their Free Time?1. We found that only fifteen percent of our students exercise every day. percent 名名词，意，意为“百分之百分之” e.g. Eighty percent of the students in our class exercise every day. 我我们班里班里80%的学生每天都的学生每天都锻 炼。【注意注意】1.percent做主做主语时，谓语动词的数要根据其的数要根据其后面的名后面的名词来确定。来确定。e.g. F
13、ifty percent of the apples are bad. 50%的苹果都坏了。的苹果都坏了。 Twenty percent of the meat is in the fridge. 20%的肉都在冰箱。的肉都在冰箱。2. And twenty percent do not exercise at all! not at all 意意为“一点也不一点也不”， not应和和be动词、助、助动词或情或情态连用。用。 e.g. The story isnt interesting at all. 那个故事一点也没有趣。那个故事一点也没有趣。 They didnt enjoy the v
14、acation at all. 他他们根本不喜根本不喜欢那次旅行。那次旅行。 The old man cant use the computer at all. 那位老人一点也不会用那位老人一点也不会用电脑。3.atleast至少至少例如：例如：Weshouldbrushourteethatleasttwiceaday.我们每天应该至少刷两次牙。我们每天应该至少刷两次牙。Agoodcigarettewillsmokeatleasttenminutes.一支好烟至少可以抽一支好烟至少可以抽10分钟。分钟。 反义短语反义短语：atmost至多至多4. Although many students
15、like to watch sports, game shows are the most popular. although 连词，“尽管，尽管，虽然；即使然；即使” e.g. We went fishing although it was cold. 尽管天气很冷，但是我尽管天气很冷，但是我们还是去是去钓 鱼了。了。注意：注意：although引引导的从句不能与的从句不能与but连用。用。尽管他离家很早，但是他尽管他离家很早，但是他还是是迟到到了。了。Although he left home early, but he was late.()Although he left home e
16、arly, he was late. ()5.Itis+adj. todosth.干某干某事是事是例如：例如：Itisinterestingtoplaycomputergames.玩电脑很有趣。玩电脑很有趣。-Itisveryimportant_makeaplanbeforeanewterm.-Yes.Youmusttrytomakeitcarefully.A.ofB.forC.toC6. the best way to relax is through exercise. through 介介词，课文中意文中意为“以，凭以，凭借借” e.g. He found the job through
17、 an ad in the newspaper. 他通他通过报纸上的一个广告找到上的一个广告找到这份工作。份工作。拓展拓展 through 还有有“穿穿过”之意。表示之意。表示“从从内部穿内部穿过”。e.g. They went through the forest yesterday. 昨天他昨天他们穿穿过了森林。了森林。7. Exercise such as playing sports is fun such as 意为意为“像像这样这样”，表示，表示列举列举。 结构常构常为：名：名词+ such as + 例子例子 e.g. She likes animas such as rabbi
18、ts and birds. 她喜她喜欢像兔子、小像兔子、小鸟这样的小的小动物。物。注意：其后面不可列注意：其后面不可列举出所有的事物。出所有的事物。如：如：我了解四种我了解四种语言，例如英言，例如英语、汉语。I know four language, such as, English and Chinese. ()I know four language, such as, English, French, Japanese and Chinese. () 8. Old habits die hard. 旧旧习难改。改。 这是英是英语中的一句中的一句谚语，表示，表示习惯一一 旦养成，并非朝夕即
19、可改旦养成，并非朝夕即可改变，多用来多用来 描述人描述人们一一时难以改以改变的固有的固有观念及念及 做法做法。e.g. Its the age of new technology, but my grandpa still goes everywhere with his old radio. Old habits dire hard, you see. 现在都已在都已经是新技是新技术时代了，可我代了，可我爷爷仍然到哪儿都仍然到哪儿都带着他的收音机。你瞧，着他的收音机。你瞧，老老习惯可真可真难改呀。改呀。9. So start exercising before its too late! i
20、ts too late 为时太晚；来不及了太晚；来不及了 e.g. Now you know youre wrong, but its too late. 现在你知道你在你知道你错了，但是已了，但是已经太晚了。太晚了。2c.Read the article again and answer the questions.1.How many percent of the students do not exercise at all? Twenty percent.2.How many percent of the students use the Internet every day? Nin
21、ety 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 you think the students at No.5 are healthy? Why or why not? No. 2d.According to the
22、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-five percent of the students watch TV every day.Forty-five percent of the students exercis
23、e 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 TV one to three times a week.2e.Choose one of these free time activities or think of your o
24、wn. Then ask your classmates how often they do this activity and make a pie chart. Show the pie chart to your class.play computer gamesread booksgo shoppingdraw picturesplay sportsHow often do you?Names of classmates1-3times a week4-6times a weekevery day3a.Look at the information in the chart and c
25、omplete 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, she has some bad habits, to
26、o. 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 dayoftenhardly everusuallysometimeshardly evernever3b.Complete the chart with
27、 your own information. In the last column, use expressions like always, every day, twice a week and never.ActivitiesHow often?Good habitsBad habits3c.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 conversati
28、on.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 oftenHardlyHow ofteneveryalways
