Unit 2 Section B 1a-3c课件2024-2025学年人教版八年级英语

Unit2SectionB1a-3cTolearntounderstandandusewh–questionsandadverbsoffrequency.Tolearnnewwords:junk,junkfood,coffee,health...Toeathealthily,tohaveagoodlivinghabit.Objectives1.__junkfood3.__fruit5.__sleep2.__milk4.__vegetables6.__coffeeMatchthewordswiththepicturesbelow.afcdebv.睡觉abcdef1avegetablesfruitsTheyaregoodforourhealth.Junkfoodisbadforourhealth.A:Howoftendoyoudrinkmilk,LiuFang?

B:Idrinkmilkeveryday.

A:Doyoulikeit?

B:No.Butmymotherwantsmetodrinkit.Shesaysit’sgoodformyhealth.Askandanswerquestions.Usethewordsfrom1a.1bTask:Dividethefoodintotwogroups.healthy:unhealthy:cola,salad,soup,hotdog,mushroom,broccoli,milk,hamburger,dumpling,potatochips,friedchicken,onion,junkfood,milk,coffee,chips,cola,chocolate,fruit,vegetableshealthy:unhealthy:salad,soup,broccoli,milk,dumpling,onion,mushroom,milk,fruit,vegetablescola,hotdog,chips,friedchicken,hamburger,junkfood,coffee,chocolate

unhealthy不健康的junkfoodbebadforhealthnot

healthycolasalad

souphotdogtomatoonionsdumplingsbroccolihealthyorunhealthy?Listentotheinterviewabouteatinghabits.Circleyouranswertoeachquestion.DoesTinahavegoodhabits?Yes.No.Idon’tknow.DoesBillhavegoodhabits?Yes.No.Idon’tknow.1cIsheingoodhealth?

Ofcoursenot,heisn’thealthy.

Whyishesoheavy?Becausehis

eatinghabitisbad.Heeatstoomuchjunkfood.ActivitiesEverydayThreeorfourtimesaweekOnceortwiceaweekneverEat

vegetablesDrinkmilkEatjunk

foodDrinkcoffeeMyeatinghabitsare______________.good/OK/badHowareyoureatinghabits?Listenagain.Fillintheblanksinthesurvey.QuestionsTinaBill1.Howoftendoyouexercise?2.Howoftendoyoueatfruit?3.Howmanyhoursdoyousleepeverynight?4.Howoftendoyoudrinkmilk?5.Howoftendoyoueatjunkfood?6.Howoftendoyoudrinkcoffee?everydayninenevereverydayhardlyevernevereverydaynine3or4timesaweeknever2or3timesaweek4timesaday1dWhohasbetter

eatinghabits?Whoselifestyleisbetter?IthinkTinahasbettereatinghabits.Becausesheeatseveryday.Shehastwoorthreetimesaweek.SheneverdrinksHerlifestyleisbetter.SheSheSheisveryhealthy.ninehourseverynight.AlthoughBillsleepsninehourseverynight,heisunhealthy.Billsleepsninehourseverynight,too.Ishehealthy?Whocangetbettergrades?Herhealthylifestylehelpshergetgoodgrades.Goodfoodandexercisehelphertostudybetter.StudentAisthereporter.StudentBisTinaorBill.Askandanswerquestions.Thenchangeroles.A:Howoftendoyouexercise?B:Iexerciseeveryday.A:Andhowoftendoyou…?1e1.Butmymotherwantsmetodrinkit.

wanttodosth.

想要做某事wantsb.todosth.

想要某人做某事Doyouwanttogotothemovieswithme?你想和我一起去看电影吗？Theteacherdoesn’twantustoeathamburgers.老师不想让我们吃汉堡包。Languagepoints2.Shesaysit’sgoodformyhealth.

她说它对我的健康有益。1)此句为宾语从句,says后面跟的从句的时态

必须和主句中谓语动词时态保持一致,都用

一般现在时。2)begoodfor对……有好处例如：►Vegetablesaregoodforourhealth.

蔬菜对我们的健康有益。►Junkfoodisnot

goodforourhealth.

垃圾食品对我们的健康有害。begoodto对……好HewasgoodtomewhenIwasill.我生病时他对我关怀备至。begoodwith善于应付……的Heisverygoodwithchildren.他对孩子很有一套。begoodat擅长于……的I'mgoodatplayingchess.我擅长下国际象棋。eg.1)It'sbadforyourhealth.2)Althoughheisold,heis/stays/keepsingoodhealth.

be/stay/keepingoodhealth.=Althoughheisold,heis/stays/keepshealthy.

be/stay/keephealthy.3.healthhealthyhealthily

n.adj.adv.

结论：保持健康→be/stay/keepingoodhealth=be/stay/keephealthy.3）Ifyouwanttokeephealthy,youshouldeathealthily.

adj.adv.拓展：加前缀un构成反义词1.IlikeEnglishverymuch,soI____listentothetapeinthemorning.A.usuallyB.hardlyeverC.never2.Milkisgood_____our______.A.to;healthyB.to;healthC.for;healthyD.for;healthⅠ.单项选择。AD

Exercises1.Isleep8hourseverynight.(画线提问)

________________

doyousleepeverynight?2.HewatchesTVtwiceaweek.(画线提问)

_______________

hewatchTV?

3.Jackdoeshishomeworkeveryday.(改为否定句)Jack____________hishomeworkeveryday.HowmanyhoursHowoftendoesdoesn’tdoⅡ.句型转换。4.Heistalkingtohisfather.(用usually改写句子)

He____________tohisfather.

5.Myfatheroftenreadsnewspaperaftersupper.(画线提问)_______________fatheroften____aftersupper?WhatdoesyourdousuallytalksⅢ.翻译句子。1.—你多久喝一次牛奶？

—我每天都喝。2.我妈妈想让我喝牛奶。她说它对我的健康有益。—

Howoftendoyoudrinkmilk?—Idrinkmilkeveryday.Mymotherwantsmetodrinkmilk.Shesaysit’sgoodformyhealth.3.多读书对我们有好处。

It’sgoodforustodomorereading.

4.老师不想让我们吃汉堡包。

Theteacherdoesn’twantustoeathamburgers.5.大声朗读对提高你的英语有好处。

ReadingaloudisgoodforimprovingyourEnglish.—Whatdoyouthinkofworkingasadoctor?—It'sagoodjobtohelppeoplekeep_____.A.busy B.strict C.healthy D.generous中考链接“……帮助人们保持……”C忙碌的健康的严肃的慷慨的watchTVgotothemoviesplaycomputergamesexerciseorplaysportsusetheInternetgocampinginthecountryRanktheseactivitiesaccordingtohowoftenyouthinkyourclassmatesdothem(1=mostoften,6=leastoften1最多6最少)goonlineForme,Imostoftengoonline.Ileastoftengotothemovies.2a百分数用基数+percent表示

50％fiftypercent百分之五十

3％threepercent百分之三Inourclass,____studentslikeusingtheInternet._____studentslikeplayingsports.____studentslikewatchingTV.______studentslikedoinghomework.Let'ssummarize.Allstudents?=100%

Moststudents?=51%-99%Somestudents?=1%-50%

Nostudents?

=0%

PieChartusetheInternet25%25percent????%25percent35percent15percentReadthearticleandcompletethepiechartsonthenextpage.WhatDoNo.5HighSchoolStudentsDoinTheirFreeTime?

Lastmonthweaskedourstudentsabouttheirfreetimeactivities.Ourquestionswereaboutexercise,useoftheInternetandwatchingTV.Herearetheresults.

2b

Wefoundthatonlyfifteenpercentofourstudentsexerciseeveryday.Forty-fivepercentexercisefourtosixtimesaweek.Twentypercentexerciseonlyonetothreetimesaweek.Andtwentypercentdonotexerciseatall!Weallknowthatmanystudentsoftengoonline,butweweresurprisedthatninetypercentofthemusetheInterneteveryday.Theothertenpercentuseitatleastthreeorfourtimesaweek.Moststudentsuseitforfunandnotforhomework.

Theanswerstoourquestionsaboutwatchingtelevisionwerealsointeresting.

OnlytwopercentofthestudentswatchTVonetothreetimesaweek.ThirteenpercentwatchTVfourtosixtimesaweek.Andeighty-fivepercentwatchTVeveryday!Althoughmanystudentsliketowatchsports,gameshowsarethemostpopular.ItisgoodtorelaxbyusingtheInternetorwatchinggameshows,butwethinkthebestwaytorelaxisthroughexercise.Itishealthyforthemindandthebody.Exercisesuchasplayingsportsisfun,andyoucanspendtimewithyourfriendsandfamilyasyouplaytogether.Andremember,“oldhabitsdiehard”.Sostartexercisingbeforeit’stoolate!Readthearticleandcompletethepiechartsonthenextpage.152020451090132854-6timesaweek4-6timesaweek1-3timesaweekReadthepassagequicklyandfindtheanswerstothequestionsbelow.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.1Para.2,3,4Para.5Skimthearticleandmatcheachparagraphwiththefollowingparts.ExerciseWatchingTVGoonlineReadingtaskReadeachparagraphquicklyanddrawalinetogetthemainidea.

Para1.Para2.

Para3.

Para5.Freetimeactivities

Para4.ItisabouthowoftenstudentswatchTV.B.Itisasurveyaboutstudents’freetimeactivities.C.Ittellshowoftenstudentsdoexercise.D.Thebestwaytorelaxisthroughexercise.E.Itisabouthowoftenstudentsgoonline.ReadthearticleandmarkTrue(T)orFalse(F).1.Wefoundthattwentypercentofourstudentsexerciseeveryday.2.NinetypercentofthestudentsusetheInterneteveryday.3.MoststudentsusetheInternetforhomework.4.OnlytwentypercentofthestudentswatchTVtwoorthreetimesaweek.5.Doexerciseishealthyforthemindandthebody.FTFFTReadthearticleagainandanswerthequestions.1.Howmanystudentsdonotexerciseatall?2.HowmanystudentsusetheInterneteveryday?3.HowoftendomoststudentswatchTV?Whatdotheyusuallywatch?20%studentsdonotexerciseatall.90%studentsusetheInterneteveryday.MoststudentswatchTVeveryday.Theyusuallywatchsports,gameshows.2c4.Whatdoesthewriterthinkisthebestwaytorelax?Why?5.DoyouthinkthestudentsatNo.5arehealthy?Whyorwhynot?Exercise,becauseitishealthyforthemindandthebody.No,Idon’tthinkso.BecausemostofthestudentsuseInternetorwatchTVintheirfreetime.Theydon’tlikeexercising.It’sunhealthy.1.Wefoundthatonlyfifteenpercentofourstudentsexerciseeveryday.percentn.“百分之……”没有复数形式基数词+percent+of...“百分之……的……”作主语时，谓语的数和of后的名词，代词保持一致。Languagepoints►Seventypercentoftheboyslikeplayingcomputergames.男生中70%喜欢玩电脑游戏。►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（即althoughbut不同现）。Althoughitrained,theboysstillplayedoutside.=Itrained,buttheboysstillplayedoutside.尽管天下雨了，但男孩们仍在外面玩耍。Ex.Hedidn'tsaysorrytome.Hewaswrong.(合并为一句）

Hedidn'tsaysorrytome________hewaswrong.although3butwethinkthebestwaytorelaxisthroughexercise.throughprep.以，凭借，穿过eg.Lightcomesinthroughthewindow.易错点：辨析through,across,over(见下图）Ex.选词填空Wewalked_________thebridge.Samlikedtrekking_______thejungle,becausehethinksit'sexciting.Thebirdsfly______thelake.acrossthroughover4..Andtwentypercentdonotexerciseatall!

百分之二十的学生根本不运动！►Thestoryisn’tinterestingatall.那个故事一点也没有趣。►Theydidn’tenjoythevacationatall.他们根本不喜欢那次旅行。►Theoldmancanhardlyeverusethecomputeratall.那位老人一点也不会用电脑。not…atall“一点也不”，注意：not代表了所有否定句，次结构可理解为在否定句末加上atall加强否定句语气。拓展：在口语中单独说notatall,可用来表示“不用谢”“没关系”。5.Exercise

suchasplayingsportsisfun,andyoucan

spendtimewithyourfriendsandfamilyasyouplaytogether.►Iknowfourlanguages,suchas,EnglishandChinese.我了解四种语言，例如英语、汉语。►Shelikesanimalssuchasrabbitsandbirds.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。温馨提示：suchas可与like通用，所举例子只能为单词和短语，但forexample所举例子要为句子。试对比：Hedoessportslike/suchasrunningeveryday.Helikessports.Forexample,herunseveryday.6.…butweweresurprisedthatninetypercentofthemusetheInterneteveryday.►我们对这个消息感到很惊讶。Wearesurprisedatthenews.►我在这里见到你很惊讶。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7.Sostartexercisingbeforeit’stoolate!所以要赶快锻炼起来，不要等到来不及了。►Nowyouknowyou’rewrong,butit’stoolate.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。Youshouldworkharderbeforeit’stoolatetocatchup.startdoingsth/todosth=begintodosth/doingsth开始做某事it’stoolate为时太晚；来不及了it’stoolate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.theanswerstofourtosixtimesaweeknot…atallgoonlineatleastthreeorfourtimesaweekthebestwaytodosth.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.2dChooseoneofthesefreetimeactivitiesorthinkofyourown.Thenaskyourclassmateshowoftentheydothisactivityandmakeapiechart.Showthepiecharttoyourclass.playcomputergamesreadbooksgoshoppingdrawpicturesplaysportsHowoftendoyou…?Namesofclassmates1-3timesaweek4-6timesaweekeveryday2eⅠ.单选。1.IhardlyexercisesoIthinkI’mkindof_____.A.healthyB.healthC.unhealthyD.unhealth2.Mysisterlikesfruits______shedoesn’tlikevegetables.A.andB.butC.orD.also3.Jim’sparentswanthim_______morefruits.A.eatingB.eatC.toeatD.eatsExercises4.We___goouttoeatbutnotveryoften.A.usuallyB.alwaysC.neverD.sometimes5.___doyoureadEnglish?A.WhatB.HowoftenC.HowfarD.HowmuchⅡ.翻译句子。1.你每天晚上睡几个小时？Howmanyhoursdoyousleepeverynight?2.我们发现只有15%的学生每天锻炼。Wefoundthatonlyfifteenpercentofourstudentsexerciseeveryday.中考链接______thejourneywastiring,Jeffthoughtitwasworthboththetimeandthemoney.AsB.SinceC.UnlessD.Although“____旅行很劳累，Jeff认为付出金钱和时间都很值得。”D由于除非虽然既然Lookattheinformationinthechartandcompletethereport.ActivitiesDaysayearExercise365Readbooks365WatchTVforover2hours320 Drinkjuice210Eathamburgers95helpwithhousework20Stayuplate15Gotothedentist03aJaneisa16-year-oldhighschoolstudentintheUnitedStates.American

Teenager

magazineaskedheraboutherhabits.Janehasalotofgoodhabits.She

always

exercisesandshereadsbooks__________.Also,she_________drinksjuiceandshe__________staysuplate.ofteneverydayhardlyeverHowever,shehassomebadhabits,too.She_______watchesTVformorethantwohoursaday,andshe_________eatshamburgers.Herparentsarenotveryhappybecauseshe___________helpswithhouseworkandshe_______goestothedentistforteethcleaning.Shesayssheisafraid!usuallysometimeshardlyeverneverCompletethechartwithyourowninformation.Inthelastcolumn,useexpressionslikealways,everyday,twiceaweekandnever.ActivitiesHowoften?GoodhabitsBadhabits3bWriteareportaboutyourgoodandbadhabits.Sayhowoftenyoudothings.Usethereportin3aasanexample.________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________3c

Myhabits

Hello,I’ma13-year-oldmiddleschoolstudent.ManypeoplehavetheirgoodhabitsandbadhabitsandsodoI.Ihavesomegoodhabits.Forexample,Iexerciseeveryday.AndIalwayseatvegetablesandfruit.Ithinktheycanmakemestrongandhealthy.Iusuallygetupearlyinthemorningandsleepearlyatnight.

It

isgoodfor

myhealth.Ialsolikeplayingtabletennisintheafternoon.Itmakesmehappyandactive.However,Istillhavesomebadhabits.Forexample,Ioftenplaycomputergamesorgoonlineforalongtime.It'sbadfor

myeyes.IusuallywatchTValldayonweekends,soIcan’thaveagoodrest.Ofcourse,Ilikejunkfood,too.AndIeatittwoorfourtimesaweek.Whataboutyou?Takethehealthquiz.Compareyourresultswithyourpartner’s.Who’shealthier?1.Howoftendoyoueatbreakfast?a.Never.b.Afewtimesaweek.c.Almosteveryday.2.Howoftendoyoueatfastfood?a.Never.b.Afewtimesaweek.c.Almosteveryday.3.Howoftendoyoueatvegetablesandfruit?a.Never.b.Afewtimesaweek.c.Almosteveryday.44.Howoftendoyouexercise?a.Afewtimesayear.b.Afewtimesamonth.c.Afewtimesaweek.5.HowmanyhoursdoyouwatchTVeveryweek?a.None.b.Onetofour.c.Fiveormore.6.Howmanyhoursdoyouusuallysleepatnight?a.Lessthansix.b.Sixorseven.c.Eightormore.1.a=0,b=1,c=22.a=2,b=1,c=03.a=0,b=1,c=24.a=0,b=1,c=25.a=2,b=1,c=06.a=0,b=1,c=29-12points:

You’rereallyhealthy!Goodforyou—andyourhealth!

4-8points:You’resmartaboutyourhealthmostofthetime.

0-3points:Youhavetolearnmoreabouthealthyhabits.Don’tworry—youcandoit!Areyouhealthy?Healthy/unhealthylifestyle?Lisasleepseighthourseverynight.Sheeatsagoodbreakfastandsheexerciseseveryday.Shenevereatsjunkfood.

读一读,判断谁的生活健康？Healthy/unhealthylifestyle?PamlikestowatchTV.Onweekends,sheneverexercisesandshedoesn’tlikefruitsorvegetables.

Sheeatsjunkfood.AndPamnevergoestothedoctor.Earlytobed,earlytorise,makesamanhealthy,wealthyandwise.SayingLanguagepointsHowever,shehassomebadhabits,too.She_______watchesTVformorethantwohoursaday,howeveradv.然而，不过可与but替换使用，但however使用时常在其后加“，”。eg.I'dliketogo.However,IthinkI'dbetternot.morethan多于=over相反于lessthaneg.Iusuallysleepmorethan/over7hoursatnight.1Completethechartwithactivitiesyoudoanddon’tdo.Whataboutyourmother/father?alwaysusuallyoftensometimeshardlyeverneverIMymotherorfatherSelfCheck2Writefivesentencesusingtheinformationabove.Forexample:Ialwayseatfastfood.…

3Fillintheblanksintheconversation.A:WhatdoTomandMike_________doonweekends?B:Theysometimesgotothemuseum.A:___________dotheygototheshoppingcenter?B:__________ever.Maybeabouttwiceamonth.A:____________dotheywatchTV?B:MikeneverwatchesTV,butTomwatchesTV_______day.A:Oh,I’mjustlikeTom.I_________watchTV,too.usuallyHowoftenHardlyHowofteneveryalwaysWe______goouttoeatbutnotveryoften.A.usually B.alwaysC.never D.sometimes2.—________doyoureadEnglish?—Everyevening.A.Howlong B.HowoftenC.Howfar D.howmuchⅠ.单项选择。DBExercises3.Marialikes______everymorning.A.running B.ran C.runs D.run4.Mysisterlikesfruits_______shedoesn’tlikevegetables.A.and B.but C.or D.alsoBA5.Jim’sparentswanthim________morefruits.A.eating B.toeatC.eats