资源描述：
《产600吨碳化硅微粉项目(1)》由会员上传分享，免费在线阅读，更多相关内容在学术论文-天天文库。
1、distances,andmay,eventually,evengetacrosstheEnglishChannel,itisdoubtfulwhethertheywillevercycleacrosstheAtlantic. Lesson67Volcanoes火山 HarounTazieffthePolishscientist,hasspenthislife-timestudyingactivevolcanoesanddeepcavesinallpartsoftheworld.In1948,hewenttolake
2、KivuintheCongotoobserveanewvolcanowhichhelaternamedKituro.Tazieffwasabletosetuphiscampveryclosetothevolcanowhileitwaseruptingviolently.Thoughhemanagedtotakeanumberofbrilliantphotographs,hecouldnotstaynearthevolcanoforverylong.Henoticedthatariverofliquidrockwascom
3、ingtowardshim.Itthreatenedtosurroundhimcompletely,butTazieffmanagedtoescapejustintime.Hewaiteduntilthevolcanobecamequietandhewasabletoreturntwodayslater.Thistime,hemanagedtoclimbintothemouthofKiturosothathecouldtakephotographs andmeasuretemperatures.Tazieffhasoft
4、enriskedhislifeinthisway.Hehasbeenabletotellusmoreaboutactivevolcanoesthananymanalive. Lesson68Persistent纠缠不休 Icrossedthestreettoavoidmeetinghim,buthesawmeandcamerunningtowardsme.ItwasnousepretendingthatIhadnotseenhim,soIwavedtohim.IneverenjoymeetingBertDykes.H
5、eneverhasanythingtodo.Nomatterhowbusyyouare,healwaysinsistsoncomingwithyou.Ihadtothinkofawayofpreventinghimfromfollowingmearoundallmorning. 'Hullo,Bert,'Isaid.'Fancymeetingyouhere!' 'Hullo,Elizabeth,'Bertanswered.'Iwasjustwonderinghowtospendthemorning--untilIsawy
6、ou.You'renotbusydoinganything,areyou?' 'No,notatall,'Ianswered.'I'mgoingto...' 'Wouldyoumindmycomingwithyou?'heasked,beforeIhadfinishedspeaking. ‘Notatall,'Ilied,'butI'mgoingtothedentist.' 'ThenI'llcomewithyou,'heanswered.'There'salwaysplentytoreadinthe'waitingro
7、om!' lesson69Butnotmurder!并非谋杀！ Iwasbeingtestedforadrivinglicenceforthethirdtime.Ihadbeenaskedtodriveinheavytrafficandhaddonesosuccessfully.Afterhavingbeeninstructedtodriveoutoftown,Ibegantoacquireconfidence.SurethatIhadpassed,Iwasalmostbeginningtoenjoymytest.T
8、heexaminermusthavebeenpleasedwithmyperformance,forhesmiledandsaid,'Justonemorething,MrEames.Letussupposethatachildsuddenlycrossestheroadinfrontofyou.AssoonasIt
