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1、Howtopassinformation?smokeofwolves’dung(狼烟)Intheancienttimes,Chinesepeopleusedthesmokeofwolves’dungtopasstheimformationtoothers.Gradually,tiethelettertothepigeonthenpassittothepersonwhotheywanttocommunicate.Pigeon(飞鸽传书)telegram（电报）Later,telegramwasinventedbyMarsein1937,thenc
2、ametheinformationage.Throughtelegram,peoplecanreceivetheMessagemorequickly.Telephone(电话)Today,peoplehardlyusetheIPmessenger,theyusetelephoneinstead.Becauseoftheconvenienceoftelephone.Forexample,youcancallsomebodyanytimeandtheywillreceivetheinformationwithinseveralminutes.pos
3、talettersendane-mailchatontheInternetLesson22AglassenvelopeNewwordsandexpressionsdreamagechannelthrow1./dri:m/2./eidʒ/3./'tʃænl/4./θrəu/v.做梦，梦想n.年龄n.海峡v.扔，抛★dreamv.做梦,梦想①vt.做梦，梦见Idreamt/dreamed(that)IwasinScotland.②vi.做梦，梦见（与of，about连用）dreamondreamof/aboutsth./dreamofdoingst
4、h.Ioftendreamof/aboutyou.Idreamedofflyinginthesky.thinkof想，考虑，想起Doyoueverthinkofthegirlsyoumetataparty?继续做梦(做你的梦去吧!别痴心妄想了!)梦想③n.梦；梦想，幻想havea(good/bad)dream=dreamadream做了个梦dreamboatdaydreamrealiseone’sdream=one’sdreamcomestrue实现梦想；梦想成真梦中情人,梦寐以求的(物,人)v.思想开小差，做白日梦★agen.年龄1.年龄be
5、underage未成年beoffullage成年attheageof在……几岁时bytheageof到...岁的时候legalage法定年龄,成年2.时代，纪，很长一段时间informationage信息化时代thecomputerage电脑时代theStoneAge石器时代theIceAge冰川纪goldenage黄金时代，鼎盛时期Ihaven’tseenyouforages.3.vi.变老，老化theaged老年人Oh,lookatmyface;Iamaging.★throw（threw，thrown）①vt.投，扔，抛Don’tthrow
6、stonesatthedog.ThrowtheballtoTom.throwaway扔掉ShallIthrowthisoldnewspaperaway?②把……对准目标，向……作出举动Thebossthrewhimanangrylook.channeln.海峡theEnglishChannel英吉利海峡theChannel英吉利海峡n.频道atelevisionchannelchannel4★channeln.[C]1.海峡TheEnglishChannelseparatesFrancefromEngland.2.途径;渠道;手段[P1]You
7、shouldgothroughtheofficialchannelsifyouwantthegovernmenttohelp.3.电视频道Mydaughter,Jane,neverdreamedofreceivingaletterfromagirlofherownageinHolland.Lastyear,weweretravellingacrosstheChannelandJaneputapieceofpaperwithhernameandaddressonitintoabottle.Shethrewthebottleintothesea.S
8、heneverthoughtofitagain,buttenmonthslater,shereceivedaletterfromagirlinHoll
