英语人教版八年级上册Unit 2 Section B 1 1a-2e .ppt

Unit2,Unit2Howoftendoyouexercise?,SectionB11a-2e,Jim/onceaweek,LiMing/twiceaweek,Tony/3or4timesaweek,Bob/everyday,LiLei/hardlyever,Peter/never,Revision,Lead-in,Howcanwebehealthy?,Exerciseoftenandeathealthyfood.,Couldyoutellussomehealthyfood?,Well.Fruit,vegetables,milk,riceandmeat.,1._junkfood3._fruit5._sleep2._milk4._vegetables6._coffee,a,f,c,d,e,b,1a,Matchthewordswiththepicturebelow.,a,b,c,d,e,f,healthy:unhealthy:,cola,salad,soup,hotdog,milk,hamburger,dumpling,fruit,chicken,onion,potato,tomato,Find,healthy:unhealthy:,salad,soup,milk,dumpling,onion,fruit,chicken,potato,tomatocola,hotdog,hamburger,begoodfor对有好处,bebadfor对有坏处,e.g.Hotdogisbadforourhealth.热狗对我们的健康有坏处。,e.g.Milkisgoodforourhealth.牛奶对我们的健康有好处。,1b,Askandanswerquestions.Usethewordsfrom1a.,Howoftendoyoudrinkmilk,LiuFang?,Idrinkmilkeveryday.,Doyoulikeit?,No.Butmymotherwantsmetodrinkit.Shesaysitsgoodformyhealth.,Howoftendoyoueatjunkfood?,Ieatitonceaweek.,Doyoulikeit?,Yes.Butmymotherdoesntletmeeatit.Shesaysitsbadformyhealth.,Pairwork,Howoftendoyoudrink/eat?,Ieat,Doyoulike?,Listening,Listentoaninterviewabouttwopeoplesdailyhabits.Circleyouranswerstoeachquestion.,DoesTinahavegoodhabits?Yes.No.Idontknow.,DoesTinahavegoodhabits?Yes.No.Idontknow.,1c,Questions1.Howoftendoyouexercise?2.Howoftendoyoueatfruit?3.Howmanyhoursdoyousleepeverynight?4.Howoftendoyoudrinkmilk?5.Howoftendoyoueatjunkfood?6.Howoftendoyoudrinkcoffee?,TinaBill_,1d,Listenagain.Fillintheblanksinthesurvey.,everyday,1.Howoftendoyouexercise?2.Howoftendoyoueatfruit?3.Howmanyhoursdoyousleepeverynight?,Tina:everydayBill:hardlyever,Answers,Tina:everydayBill:never,Tina:nineBill:nine,4.Howoftendoyoudrinkmilk?5.Howoftendoyoueatjunkfood?6.Howoftendoyoudrinkcoffee?,Tina:everydayBill:never,Tina:twoorthreetimesaweekBill:threeorfourtimesaweek,Tina:neverBill:fourtimesaday,StudentAisthereporter.StudentBisTinaorBill.Askandanswerquestions.Thenchangeroles.,1e,Howoftendoyouexercise?,Iexerciseeveryday.,Andhowoftendoyou,Howoftendoyouexercise?,Ineverexercise.,Howoftendoyoueatfruit?,Inevereatfruit.,I.,Pairwork,Ranktheseactivitiesaccordingtohowoftenyouthinkyourclassmatesdothem(1=mostoften,6=leastoften).,2a,television,body,online,mind,together,Newwords,Letsdoasurvey.,Whatdoyoudoinyourfreetime?Doingexercise,useoftheInternetorwatchingTV?Whatactivitiesdoyouthinkishealthyforthemindandthebody?,Reading,2b,Readthepassagequicklyandfindtheanswertothequestionsbelow.,Howmanykindsoffreetimeactivitiesarementionedinthepassage?_2.Whatisthebestwaytorelax?_,Three.,Thebestwaytorelaxisthroughexercise.,Readthepassagecarefullyandcompletethepiechartbelow.,_%everyday,Exercise,_%3or4timesaweek,UseoftheInternet,_%everyday,_%4-6timesaweek,_%1-3timesaweek,_%noexercise,10,20,15,20,45,90,_%4-6timesaweek,WatchTV,_%1-3timesaweek,_%everyday,85,13,2,2c,Readthearticleagainandanswerthequestions.,1.Howmanypercentofthestudentsdonotexerciseatall?_2.HowmanypercentofthestudentsusetheInterneteveryday?_,Ninetypercentstudents.,Twentypercentstudents.,3.HowoftendomoststudentswatchTV?_Whatdotheyusuallywatch?_4.Whatdoesthewriterthinkisthebestwaytorelax?_Why?_,MoststudentswatchTVeveryday.,Theyusuallywatchsports,gameshows.,Itshealthyforthemindandthebody.,Exercise.,5.DoyouthinkthestudentsinNo.5arehealthy?_Whyorwhynot?_,No,Idontthinkso.,BecausemoststudentsuseInternetorwatchTVontheirfreetime.Theydontlikeexercising.Itsunhealthy.,2d,Accordingtothearticleandthepiecharts,writesentenceswiththepercentagesusingalways,usuallyorsometimes.,1.90%：_2.85%:_3.45%:_,EightypercentofthestudentsalwayswatchTV.,NinetypercentofthestudentsalwaysusetheInternet.,Forty-fivepercentofthestudentsusuallyexercise.,4.10%:_5.13%:_6.2%:_,TenpercentofthestudentssometimesusetheInternet.,ThirteenpercentofthestudentsusuallywatchTV.,TwopercentofthestudentssometimeswatchTV.,Languagepoints,1.Wefoundthatonlyfifteenpercentofourstudentsexerciseeveryday.percent名词，意为“百分之”e.g.Eightypercentofthestudentsinourclassexerciseeveryday.我们班里80%的学生每天都锻炼。,【注意】percent做主语时，谓语动词的数要根据其后面的名词来确定。e.g.Fiftypercentoftheapplesarebad.50%的苹果都坏了。Twentypercentofthemeatisinthefridge.20%的肉都在冰箱。,2.Andtwentypercentdonotexerciseatall!notatall意为“一点也不”，not应和be动词、助动词或情态连用。e.g.Thestoryisntinterestingatall.那个故事一点也没有趣。Theydidntenjoythevacationatall.他们根本不喜欢那次旅行。Theoldmancantusethecomputeratall.那位老人一点也不会用电脑。,3.Althoughmanystudentsliketowatchsports,gameshowsarethemostpopular.although连词，“尽管，虽然；即使”e.g.Wewentfishingalthoughitwascold.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。e.g.尽管他离家很早，但是他还是迟到了。Althoughhelefthomeearly,buthewaslate.()Althoughhelefthomeearly,hewaslate.(),中考链接Mycousinknowsalotaboutgeography,_heisonlyfouryearsold.A.becauseB.soC.although,C,4.thebestwaytorelaxisthroughexercise.through介词，课文中意为“以，凭借”e.g.Hefoundthejobthroughanadvertisementinthenewspaper.他通过报纸上的一个广告找到这份工作。,拓展through还有“穿过”之意。表示“从内部穿过”。e.g.Theywentthroughtheforestyesterday.昨天他们穿过了森林。,5.Exercisesuchasplayingsportsisfunsuchas意为“像这样”，表示列举。结构常为：名词+suchas+例子e.g.Shelikesanimassuchasrabbitsandbirds.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。Iknowfourlanguages,suchas,EnglishandChinese.()Iknowfourlanguages,suchas,English,French,JapaneseandChinese.(),6.Oldhabitsdiehard.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.Itstheageofnewtechnology,butmygrandpastillgoeseverywherewithhisoldradio.Oldhabitsdiehard,yousee.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。,7.Sostartexercisingbeforeitstoolate!itstoolate为时太晚；来不及了e.g.Nowyouknowyourewrong,butitstoolate.现在你知道你错了，但是已经太晚了。,itstoolate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”。e.g.Youshouldworkharderbeforeitstoolatetocatchup.你应当更加用功，别等到为时过晚而赶不上了。（你现在用功还赶得上。）,2e,Chooseoneofthesefreetimeactivitiesort