人教版八年级上册英语优质课件 Unit 2 Section B 2a-2e

Unit2Howoftendoyouexercise?,SectionB2a-2e,TolearnaboutthefreetimeactivitiesofthestudentsfromNo.5HighSchoolTolearntouseadverbsoffrequencytowriteaboutyourhabitsTolearnnewwords:percent,through,however,almost,none,less,point,Objectives,resultpercentonlinetelevisionalthoughthrough,n.结果；后果n.百分之adj.&adv.在线(的)；联网(的)n.电视节目；电视机conj.虽然；尽管；即使prep.以；凭借；穿过,WordsandExpressions,mindbodysuchtogetherdiewriter,n.头脑；心智n.身体adj.&pron.这样的；那样的；类似的adv.在一起；共同v.消失；灭亡；死亡n.作者；作家,Makeyourownconversationsinpairs.,Revision,Whatdoyouusuallydoinyourfreetime?,Howoftendoyou？,Ranktheseactivitiesaccordingtohowoftenyouthinkyouclassmatesdothem(1=mostoften,6=leastoften1最多6最少),goonline,Forme,Imostoftengoonline.Ileastoftengotothemovies.,2a,百分数用基数+percent表示50fiftypercent百分之五十3threepercent百分之三,Inourclass,_studentslikeusingtheInternet._studentslikeplayingsports._studentslikewatchingTV._studentslikedoinghomework.,Letssummarize.,Allstudents?=100%Moststudents?=51%-99%Somestudents?=1%-50%Nostudents?=0%,PieChart,usetheInternet,25%,25percent,?%,25percent,35percent,15percent,Readthearticleandcompletethepiechartsonthenextpage.,WhatDoNo.5HighSchoolStudentsDoinTheirFreeTime?Lastmonthweaskedourstudentsabouttheirfreetimeactivities.Ourquestionswereaboutexercise,useoftheInternetandwatchingTV.Herearetheresults.,2b,Wefoundthatonlyfifteenpercentofourstudentsexerciseeveryday.Forty-fivepercentexercisefourtosixtimesaweek.Twentypercentexerciseonlyonetothreetimesaweek.Andtwentypercentdonotexerciseatall!Weallknowthatmanystudentsoftengoonline,butweweresurprisedthat,ninetypercentofthemusetheInterneteveryday.Theothertenpercentuseitatleastthreeorfourtimesaweek.Moststudentsuseitforfunandnotforhomework.Theanswerstoourquestionsaboutwatchingtelevisionwerealsointeresting.,OnlytwopercentofthestudentswatchTVonetothreetimesaweek.ThirteenpercentwatchTVfourtosixtimesaweek.Andeighty-fivepercentwatchTVeveryday!Althoughmanystudentsliketowatchsports,gameshowsarethemostpopular.,ItisgoodtorelaxbyusingtheInternetorwatchinggameshows,butwethinkthebestwaytorelaxisthroughexercise.Itishealthyforthemindandthebody.Exercisesuchasplayingsportsisfun,andyoucanspendtimewithyourfriendsandfamilyasyouplaytogether.Andremember,“oldhabitsdiehard”.Sostartexercisingbeforeitstoolate!,Readthearticleandcompletethepiechartsonthenextpage.,15,20,20,45,10,90,13,2,85,Readthepassagequicklyandfindtheanswerstothequestionsbelow.,1.Howmanykindsoffreetimeactivitiesarementionedinthepassage?_2.Whatarethey?_,Three.,Exercise,usetheinternet/goonline,watchTV,Results调查结果,Comments调查结论,Topic调查内容,Para.1,Para.2,3,4,Para.5,Skimthearticleandmatcheachparagraphwiththefollowingparts.,Exercise,WatchingTV,Goonline,Readingtask,Readeachparagraphquicklyanddrawalinetogetthemainidea.,Para1.,Para2.,Para3.,Para5.,Freetimeactivities,Para4.,ItisabouthowoftenstudentswatchTV.B.Itisasurveyaboutstudentsfreetimeactivities.C.Ittellshowoftenstudentsdoexercise.D.Thebestwaytorelaxisthroughexercise.E.Itisabouthowoftenstudentsgoonline.,ReadthearticleandmarkTrue(T)orFalse(F).,1.Wefoundthattwentypercentofourstudentsexerciseeveryday.2.NinetypercentofthestudentsusetheInterneteveryday.3.MoststudentsusetheInternetforhomework.4.OnlytwentypercentofthestudentswatchTVtwoorthreetimesaweek.5.Doexerciseishealthyforthemindandthebody.,F,T,F,F,T,Readthearticleagainandanswerthequestions.,1.Howmanystudentsdonotexerciseatall?2.HowmanystudentsusetheInterneteveryday?3.HowoftendomoststudentswatchTV?Whatdotheyusuallywatch?,20%studentsdonotexerciseatall.,90%studentsusetheInterneteveryday.,MoststudentswatchTVeveryday.Theyusuallywatchsports,gameshows.,2c,4.Whatdoesthewriterthinkisthebestwaytorelax?Why?5.DoyouthinkthestudentsatNo.5arehealthy?Whyorwhynot?,Exercise,becauseitishealthyforthemindandthebody.,No,Idontthinkso.BecausemostofthestudentsuseInternetorwatchTVontheirfreetime.Theydontlikeexercising.Itsunhealthy.,1.Wefoundthatonlyfifteenpercentofourstudentsexerciseeveryday.,percent名词，“百分之”百分数由percent来表示，构成方式：基数词+percent。percent没有复数形式，作主语时，根据所修饰的名词来判断谓语的单复数。,Languagepoints,Seventypercentoftheboyslikeplayingcomputergames.男生中70%喜欢完电脑游戏。Thirtypercentoftimepasses.百分之三十的时间过去了。,2.Althoughmanystudentsliketowatchsports,gameshowsarethemostpopular.虽然很多学生喜欢看体育节目，但游戏节目是最受欢迎的。,although是连词，意为“虽然，即使，纵然”，引导让步状语从句，相当于though，大多数情况下两者可互换。注意：although引导的从句不能与but连用，有although就没有but。,Althoughitrained,theboysstillplayedoutside.=Itrained,buttheboysstillplayedoutside.尽管天下雨了，但男孩们仍在外面玩耍。,3.Andtwentypercentdonotexerciseatall!百分之二十的学生根本不运动！,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。,notatall用于否定句，“一点也不”，not应和be动词、助动词或情态动词连用。另外，在口语中单独说notatall,可用来表示“不用谢”“没关系”。,4.Exercisesuchasplayingsportsisfun,andyoucanspendtimewithyourfriendsandfamilyasyouplaytogether.,Iknowfourlanguages,suchas,EnglishandChinese.我了解四种语言，例如英语、汉语。Shelikesanimassuchasrabbitsandbirds.她喜欢像兔子、小鸟这样的小动物。,suchas用来举例，意为“例如；诸如此类的；像那样的”，结构常为：名词+suchas+例子。注意：其后面不可列举出所有的事物。,5.butweweresurprisedthatninetypercentofthemusetheInterneteveryday.,我们队这个消息感到很意外。Wearesurprisedatthenews.我在这里见到你很意外。Iamverysurprisedtomeetyouhere.,surprised形容词，意思是“感到惊讶的”，修饰人，surprising“令人惊讶”，修饰物。常用结构：1）besurprisedatsth对某事感到惊讶2）besurprisedtodosth做某事而感到惊讶3）besurprised+that从句因而惊讶,6.Sostartexercisingbeforeitstoolate!所以要赶快锻炼起来，不要等到来不及了。,Nowyouknowyourewrong,butitstoolate.现在你知道你错了，但是已经太晚了。你应当更加用功，别等到为时过晚而赶不上了。Youshouldworkharderbeforeitstoolatetocatchup.,startdoingsth/todosth=begintodosth/doingsth开始做某事itstoolate为时太晚；来不及了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”。,Phrasessummary,向某人询问某事的答案每周四至六次一点也不上网至少每周三或四次做某事的最好方式例如和某人一起度过时光开始做某事,asksb.aboutsth.theanswerstofourtosixtimesaweeknotatallgoonlineatleastthreeorfourtimesaweekthebestwaytodosth.suchasspendtimewithsb.startdoingsth.,Accordingtothearticleandthepiechart,writesentenceswiththepercentagesusingalways,usuallyorsometimes.,1.90%:_2.85%:_3.45%:_4.10%:_5.13%:_6.2%:_,90%ofstudentsalwaysusetheInternet.,85%ofstudentsalwayswatchTV.,45%ofthemusuallyexercise.,10%ofthemsometimesusetheInternet.,13%ofthemsometimeswatchTV.,2%ofthemsometimeswatchTV.,2d,Chooseoneofthesefreetimeactivitiesorthinkofyourown.Thenaskyourclassmateshowoftentheydothisactivityandmakeapiechart.Showthepiecharttoyourclass.,playcomputergamesreadbooksgoshoppingdrawpicturesplaysports,2e,I.单选。1.IhardlyexercisesoIthinkImkindof_.A.healthyB.healthC.unhealthyD.unhealth2.Mysisterlikesfruits_shedoesntlikevegetables.A.andB.butC.orD.also3.Jimsparentswanthim_morefruits.A.eatingB.eatC.toeatD.eats,Exercises,4.We_goouttoeatbutnotveryoften.A.usuallyB.alw