haveshowninterestinthisnewandunusualsport.Butthoughaircyclistsmaylearnhowtoflyovershortdistances,andmay,eventually,evengetacrosstheEnglishChannel,itisdoubtfulwhethertheywillevercycleacrosstheAtlantic.Lesson67Volcanoes火山HarounTazieffthePolishscientist,hasspenthislife-timestudyingactivevolcanoesanddeepcavesinallpartsoftheworld.In1948,hewenttolakeKivuintheCongotoobserveanewvolcanowhichhelaternamedKituro.Tazieffwasabletosetuphiscampveryclosetothevolcanowhileitwaseruptingviolently.Thoughhemanagedtotakeanumberofbrilliantphotographs,hecouldnotstaynearthevolcanoforverylong.Henoticedthatariverofliquidrockwascomingtowardshim.Itthreatenedtosurroundhimcompletely,butTazieffmanagedtoescapejustintime.Hewaiteduntilthevolcanobecamequietandhewasabletoreturntwodayslater.Thistime,hemanagedtoclimbintothemouthofKiturosothathecouldtakephotographsandmeasuretemperatures.Tazieffhasoftenriskedhislifeinthisway.Hehasbeenabletotellusmoreaboutactivevolcanoesthananymanalive.Lesson68Persistent纠缠不休Icrossedthestreettoavoidmeetinghim,buthesawmeandcamerunningtowardsme.ItwasnousepretendingthatIhadnotseenhim,soIwavedtohim.IneverenjoymeetingBertDykes.Heneverhasanythingtodo.Nomatterhowbusyyouare,healwaysinsistsoncomingwithyou.Ihadtothinkofawayofpreventinghimfromfollowingmearoundallmorning.'Hullo,Bert,'Isaid.'Fancymeetingyouhere!''Hullo,Elizabeth,'Bertanswered.'Iwasjustwonderinghowtospendthemorning--untilIsawyou.You'renotbusydoinganything,areyou?''No,notatall,'Ianswered.'I'mgoingto...''Wouldyoumindmycomingwithyou?'heasked,beforeIhadfinishedspeaking.‘Notatall,'Ilied,'butI'mgoingtothedentist.''ThenI'llcomewithyou,'heanswered.'There'salwaysplentytoreadinthe'waitingroom!'lesson69Butnotmurder!并非谋杀！Iwasbeingtestedforadrivinglicenceforthethirdtime.Ihadbeenaskedtodriveinheavytrafficandhaddonesosuccessfully.Afterhavingbeeninstructedtodriveoutoftown,Ibegantoacquireconfidence.SurethatIhadpassed,Iwasalmostbeginningtoenjoymytest.Theexaminermusthavebeenpleasedwithmyperformance,forhesmiledandsaid,'Justonemorething,MrEames