【正文】 f et al most as l ong as t hose of a Dakot a. Many people have shown int er est i n thi s new and unusual sport. But t hough air cycli st s may l ear n how t o fl y over short di st ances, and m ay, event ual y, even get acr oss t he Engl i sh Channel , it i s doubtf ul whet her t hey wil l ever cycl e across the At lanti c. Lesson67 Vol canoes 火山 Har oun Tazi ef f the Poli sh sci enti st, has spent hi s li f e tim e st udying acti ve vol canoes and deep caves i n al part s of the wor ld. I n 1948, he went t o l ake Kivu i n t he Congo t o obser ve a new volcano which he l at er nam ed Kit ur o. Ta zi ef f was abl e t o set up hi s cam p ver y cl ose t o the volcano whil e it was er upt ing vi ol ent l y. Though he m anaged t o take a number of br il li ant phot ogr aphs, he coul d not stay near t he volcano for very l ong. He not iced t hat a ri ver of l i qui d r ock was i ng t owar ds him . It t hr eat ened t o surr ound hi m pl et ely, but Tazi ef f m anaged t o escape just i n t im e. He wai ted unti l the volcano became qui et and he was abl e t o r et ur n t wo days lat er . Thi s ti me, he m anaged t o cl im b i nt o t he m out h of Ki tur o so that he coul d take phot ographs and m easure t em per atur es. Tazi ef f has of t en r i sked his l if e i n thi s way. He has been abl e t o tel us m or e about act i ve vol canoes t han any m an ali ve. Leson68 Persist ent 糾纏不休 I cr ossed t he st reet o avoid m eet ing him , but he saw m e and came r unni ng t owar ds m e. It was no use pret endi ng t hat I had not seen him, so I waved t o him. I never enj oy m eet ing Ber t Dykes. He never has anyt hi ng t o do. No mat er how busy you ar e, he al ways i nsi st s on ing wi t h you. I had t o t hi nk of a way of pr eventi ng him fr om foll owi ng m e ar ound al m or ning. 39。 39。r e not busy doi ng anyt hi ng, ar e you ?39。 I39。 I l i ed, 39。 Then I39。s al ways pl ent y t o r ead i n t he 39。 I conti nued dr i vi ng and af ter som e ti me, the exam iner tapped loudl y. Though t he sound coul d be heard cl ear ly, it t ook m e a l ong t im e t o react . I suddenl y pr essed t he brake pedal hard and we were bot h thr own f or ward. The exami ner l ooked at m e sadly. 39。 l esson70 Red f or danger 危險的紅色 Duri ng a bull fi ght , a dr unk suddenly wandered i nt o t he m i ddl e of t he ri ng. The cr owd began to shout , but t he dr unk was unaware of t he danger. The bull was busy wit h t he m at ador at t he t im e, but it suddenl y caught si ght of t he dr unk who was shout i ng r ude r em ar ks and wavi ng a r ed cap. Appar ent l y sensi ti ve t o cr it i ci sm, t he bul l f or got al about the m at ador and char ged at t he dr unk. The cr owd suddenly gr ew qui et. The dr unk, however , semed quit e sur e of him self . When t he bul l got cl ose t o him, he cl um si l y st epped asi de t o let it pas. The crowd br oke int o cheers and t he drunk bowed. By t hi s tim e, however, t hr ee men had e i nt o t he ri ng and t hey qui ckl y dr agged t he dr unk t o saf et y. Even t he bul l semed t o f el sor r y f or him , for it l ooked on sympatheti cal ly unti l t he dr unk was out of t he way bef ore once m or e t ur ni ng i ts at ent i on t o t he m ata dor. Leson71 A f amous cl ock 一個著名的大鐘 When you visit London, one of t he fi rst thi ngs you wi l see is Bi g Ben, the f am ous cl ock whi ch can be hear d al over t he worl d on t he B. B. C. If t he Houses of Parl iament had hot been bur ned down i n 1834, t he gr eat cl oc k woul d never have been erected. Bi g Ben takes i t s nam e fr om Si r Benj am i n Hal who was r esponsible f or the m aki ng of the clock when the new Houses of Par li ament wer e being buil t. I t is not onl y of im mense size, but i s ext remel y acurat e as wel l. Of f icials f r om Gr eenwi ch Obser vat ory have t he cl ock checked t wi ce a day. On t he . C. you can hear the clock when i t is actualy st ri king because mi cr ophones are conn。 he sai d, in a m ournf ul voice,39。 l esson69 But not m urder! 并非謀殺！ I was bei ng test ed f or a dr i vi ng li cence f or t he thir d t im e. I had been asked t o dr ive i n heavy t raf fi c and had done so succesf ul ly. Af ter havi ng been i nst r ucted t o dri ve out of t own, I began to acqui r e conf idence. Sure t hat I had pased, I was alm ost beginning t o enj oy m y test . The exami ner m ust have been pl eased wit h m y per form ance, f or he smil ed and sai d, 39。 he answer ed.39。m goi ng t o t he denti st .39。 Woul d you mi nd m y i ng wit h you ?39。 No, not at al, 39。 Ber t answer ed. 39。 I sai d. 39。so it was f or t unat e t hat we didn39。guar d of honour39。cl ock this evening. By t hat ti me, the Astr a wi l have been f l yi ng thr ough space f or sevent een hour s and wil l have cir cled t he ear th a gr eat m any t im es. When t he fi rst r adi o m essages have been recei ved, t he resul ts of t he t ri p wi l be announced imm edi atel y. Lesson62 Af ter t he fi re 大火之后 Fi remen had been fi ght ing t he f or est fi r e f or near l y thr e weeks befor e they coul d get i t under cont r ol . A short ti me bef or e, gr eat t rees had cover ed t he countr ysi de f or m il es ar ound. Now, sm oke st il l rose up fr om t he warm gr ound over the desol at e hil ls. Wi nter was ing on and t he hi l s t hr eat ened t he sur r ounding vil l ages wit h dest r ucti on, f or heavy r ai n woul d not onl y wash away t he soi l but woul d cause ser i ous f loods as wel l. When the f ir e had at l ast been put out, t he for est aut horit i es or der ed several t ons of a speci al t ype of gr ass seed which woul d gr ow qui ckl y. The seed was spr ayed over the gr ound i n huge quanti ti es by aer opl anes. The pl anes had been pl ant i ng seed f or nearl y a m ont h when it began t o r ai n. By t hen, however, i n many pl aces the gr ass had al r eady t aken r oot . In pl ace of t he gr eat t r es whi ch h