Unit2SectionB

Howcanwebecomegoodlearners?Lead-inHowtokeephealthy?

ahealthydiet

exercise

sleepwell...Doyouhaveahealthydiet?Doyouofteneatjunkfood?PresentationHealthyfoodIsthefoodinthefollowingpictureshealthyorunhealthy?JunkfoodPresentationjunkfoodjunkfood“垃圾食品”，指那些僅僅提供熱量，別無其他營養(yǎng)素的食物；或指提供超過人體需求，變成多余成分的食品。如：西式快餐中的漢堡、薯條、炸雞，中式小吃中的油炸餅、方便面、早餐常吃的油條、燒餅等。Whatfoodanddrinkareunhealthy?PresentationWhatdoyoueateveryday?PresentationmilkMostpeopledrinkmilkeveryday.Howoftendopeopleeat/drinkit?Presentationjunk

foodSomepeoplenevereatjunkfood.PresentationvegetablesMostpeopleofteneatvegetables.

PresentationfruitMostpeopleeatfruitsevery

day.PresentationcoffeeSomepeopledrinkcoffeeevery

day.PresentationIsleepeighthourseverynight.Howmanyhoursdoyousleepeverynight?Presentation1.____junkfood3.____fruit5.____sleep2.____milk4.____vegetables6.____coffeeMatchthewordswiththepictures.1aabcdefabecfdPresentationAskandanswerAskandanswerquestions.Usethewordsfrom1a.

A:Howoftendoyoudrinkmilk,LiuFang?

B:Idrinkmilkeveryday.

A:Doyoulikeit?

B:No.Butmymotherwantsmetodrinkit.Shesaysit’sgoodformyhealth.PAIRWORK1b

junkfoodonceamonthA:Howoftendoyoueatjunkfood?B:Onceamonth.A:Doyoulikeit?B:Yes.Butmymomsaysit’snotgoodformyhealth.AskandanswerfruiteverydayA:Howoftendoyoueatfruit?B:Ieatfruiteveryday.A:Doyoulikeit?B:Yes.Ilikeitverymuch.Andit’s

goodformyhealth.AskandanswerListening

DoesTinahavegoodhabits?Yes.No.Idon’tknow.DoesBillhavegoodhabits?Yes.No.Idon’tknow.Listentoaninterviewabouttwopeople’sdailyhabits.Circleyouranswertoeachquestion.1cQuestions：1.Howoftendoyouexercise?2.Howoftendoyoueatfruit?3.Howmanyhoursdoyousleepeverynight?4.Howoftendoyoudrinkmilk?5.Howoftendoyoueatjunkfood?6.Howoftendoyoudrinkcoffee?Listenagain.Fillintheblanksinthesurvey.1dListening

TinaBill____________________________________________________________________________________________________________________________________________________________everydayeverydayhardly

evernineevery

daytwoorthreetimesaweeknevernevernineneverthreeorfourtimesaweekfourtimesadayListening

PairworkHowoftendoyou…?Howoftendoyou…?PairworkDiscussWhatdoyoudoinyourfreetime?Doexercise,useoftheInternetorwatchingTV?Whatactivitiesdoyouthinkishealthyforthemindandthebody?Let’sdoasurvey2aRanktheseactivitiesaccordingtohowoftenyouthinkyourclassmatesdothem(1=mostoften,6=leastoften).

watchTVgotothemoviesplaycomputergamesexerciseorplaysportsusetheInternetgocampinginthecountryDiscussReading3462bReadthearticleandcompletethepiechartsonthenextpage.15204520901085132ReadthearticleandmarkTrue(T)orFalse(F).1.Wefoundthattwentypercentofourstudentsexerciseeveryday.2.NinetypercentofthestudentsusetheInterneteveryday.3.MoststudentsusetheInternetforhomework.4.OnlytwentypercentofthestudentswatchTVtwoorthreetimesaweek.5.Doingexerciseishealthyforthemindandthebody.FTFFTReading2cReadthearticleagainandanswerthequestions.1.Howmanypercentofthestudentsdonotexerciseatall?2.HowmanypercentofthestudentsusetheInterneteveryday?Twentypercentofthestudentsdonotexerciseatall.NinetypercentofthestudentsusetheInterneteveryday.Reading3.HowoftendomoststudentswatchTV?Whatdotheyusuallywatch?4.Whatdoesthewriterthinkisthebestwaytorelax?Why?MoststudentswatchTVeveryday.Theyusuallywatchgameshows.Thewriterthinksexerciseisthebestwaytorelaxbecauseit’shealthyforthemindandthebody,andyoucanspendtimewithyourfriendsandfamilyasyouplaytogether.ReadingLanguagepoints1.not…atall意為“根本不、一點也不”，用于否定句。如：Itwasn’tdifficultatall.這一點也不難。Therewasnothingtoeatatall.根本沒什么可吃的。Totryandfailisbetterthannottotryatall.嘗試而失敗比一點不嘗試好。Languagepoints注：在否定句中，atall可位于句末，也可跟在否定詞后。如：Heisn’ttiredatall./He’snotatalltired.他一點也不累。Languagepoints另外，在口語中單獨說notatall,可用來回

答感謝或道歉。如：A：Thankyouverymuch.多謝你了。B：Notatall.不客氣。A：I’msorrytokeepyouwaiting.對不起，讓你久等了。B：Oh,notatall.噢，沒關(guān)系。Languagepoints2.atleast至少例如：Weshouldbrushourteethatleasttwicea

day.我們每天應(yīng)該至少刷兩次牙。Shemustbe

at

least

thirty-fiveyearsold.

她至少有三十五歲了。

反義短語：atmost至多，不超過Itwilltaketwohours

atmost

togetthere.

最多兩小時便可到達(dá)那里。Languagepoints3.although雖然；盡管例如：Althoughmyuncleisold,helooksverystrongandhealthy.我的叔叔雖然老了，但他看上去還是很健壯。

注意：although引導(dǎo)的從句不能與but,however連用，但可與yet,still連用。Languagepoints4.Itis+adj.todosth.干某事是……Itisinterestingtoplaycomputergames.玩電腦很有趣。Itisveryimportant_____makeaplanbeforeanewterm.Yes.Youmusttrytomakeitcarefully.A.ofB.forC.toCLanguagepoints辨析take,spend,pay例如：

Itusuallytakesmehalfanhourtodomyhomework.

做作業(yè)通常花費我半小時的時間。Studentsoftenspendoneandahalfhours(in)doinghomework.

學(xué)生們經(jīng)?；ㄒ粋€半小時的時間做作業(yè)。

Ipaid10yuanforthisbook.

我買這本書付了十元錢。Languagepoints5.spendv.

花費；消耗例如：Howdidyouspendyoursummervacation?你是如何度過暑假的？Ispent5yuanonthisbook.這本書花了我五十元。Languagepoints根據(jù)以上例句可知：Ittakessb.sometimetodosth.意為“花費某人……時間來做某事”。spend的主語必須是人，而spend…onsth.意為“買某物花了……錢”。spend+時間+(in)doing意為“花費多少時間來做某事”?？梢耘cittakessb.sometimetodosth.來進(jìn)行句型轉(zhuǎn)換。

pay

的主語必須是人，而“花錢買某物”為pay…for。Languagepoints

百分?jǐn)?shù)“用基數(shù)+percent”表示：

50％fiftypercent百分之五十

3％threepercent百分之三

0.12％zeropointonetwopercent

百分之零點一二

這里的percent前半部per表示“每一”，cent這一后半部分表示“百”，所以百分之幾中percent不用復(fù)數(shù)形式。百分比英語表示法LanguagepointsPracticeDoyouthinkthestudentsatNo.5arehealthy?Whyorwhynot?FREETALK2dAccordingtothearticleandthepiecharts,writesentenceswiththepercentagesusingalways,usuallyorsometimes.1.90%:__________________________________2.85%:__________________________________3.45%:__________________________________4.10%:__________________________________5.13%:__________________________________6.2%:___________________________________NinetypercentofthestudentsalwaysusetheInternet.Eighty-fivepercentofthestudentsalwayswatchTV.Forty-fivepercentofthestudentsusuallyexercise.TenpercentofthestudentsoftenusetheInternet.ThirteenpercentofthestudentsusuallywatchTV.TwopercentofthestudentssometimeswatchTV.PracticeGroupwork2eChooseoneofthesefreetimeactivitiesorthinkofyourown.Thenaskyourclassmateshowoftentheydothisactivityandmakeapiechart.Showthepiecharttoyourclass.playcomputergamesreadbooksgoshoppingdrawpicturesplaysportsHowoftendoyou…?Namesofclassmates1-3timesaweek4-6timesaweekeverydayplaytennisgoshoppingwatchTVusetheInternetexercisedohouseworkgotothemoviesplaythepianoHowoftendoyou…?readGroupworkplaybasketballplayfootballlistentomusicflykitesreadbooksHowoftendoyou…?GroupworkLet’slookatJane’slifestyle.Practice3aLookattheinformationinthechartandcompletethereport.Janeisa16-year-oldhighschoolstudentintheUnitedStates.AmericanTeenagermagazineaskedheraboutherhabits.Janehasalotofgoodhabits.She______exercisesandshereadsbooks_________.Also,she______drinksjuiceandshe_________staysuplate.However,shehassomebadhabits,too.alwayseverydayoftenhardly

everPracticeShe_________watchesTVformorethantwohoursaday,andshe___________eatshamburgers.Herparentsarenotveryhappybecauseshe__________helpswithhouseworkandshe______goestothedentistforteethcleaning.Shesayssheisafraid!usuallyhardly

eversometimesneverPracticeHowoftendoesshereadbooks?Howoftendoesshegotothedentist?Shereadsbookseveryday.Shenevergoestothedentist.Readagainandanswerquestions.PracticeWhyareherparentsnotveryhappy?BecauseJanehardlyeverhelpswithhousework.SheusuallywatchesTVformorethantwohoursaday.HowmanyhoursdoesshewatchTVaday?PracticeHowdoyouthinkofJane’slifestyle?PracticeFreeTalkDoyouthinkyouhaveahealthylifestyle?PracticeMakeasurveyDoyouhavehealthyhabits?sleephoursatnight8-97-8>9or<7do

exerciseeverydayoftensometimeseatfruitandvegetableseverydayoftensometimesHowmanyflowersdoyouget?Themore,thebetter.Practice3bCompletethechartwithyourowninformation.Inthelastcolumn,useex