【正文】 alm ost as long as those of a Dakot a. Many peopl e have shown i nt erest i n t hi s new and unusual spor t. But t hough ai r cycl ists m ay l ear n how to fl y over shor t di st ances, and may, event ual ly, even get across t he Engli sh Channel, it i s doubtf ul whether t hey wil l ever cycl e across t he At lanti c. Lesson67 Volcanoes 火山 Har oun Tazief the Pol ish sci ent ist, has spent his li fet im e studying act ive vol canoes and deep caves in al par ts of the worl d. In 1948, he went to l ake Kivu in the Congo t o obser ve a new vol cano which he lat er nam ed Ki turo. Tazi ef f was abl e t o set up hi s camp ver y cl ose to the vol cano whil e i t was er upti ng viol ent ly. Though he managed t o take a num ber of bri l iant photographs, he coul d not st ay near the vol cano for ver y l ong. He noti ced that a ri ver of li quid rock was ing towar ds him. It threatened t o surr ound hi m pl etely, but Tazief f managed to escape j ust i n time. He wai ted unt il the vol cano became qui et and he was abl e t o retur n t wo days later . This time, he managed to cli mb int o t he mouth of Ki t ur o so that he could t ake phot ogr aphs and measure temperat ures. Tazi ef f has of ten ri sked hi s l if e i n this way. He has been abl e t o t el us more about act i ve volcanoes than any man al ive. Lesson68 Persistent 糾纏不休 I crossed the st reet t o avoid meeting him , but he saw me and cam e r unni ng t owar ds me. I t was no use pr et endi ng t hat I had not seen him , so I waved to him. I never enj oy meeti ng Ber t Dykes. He never has anyt hing to do. No m ater how busy you ar e, he always insists on i ng wi th you. I had t o t hink of a way of pr eventi ng him fr om fol lowi ng me around al l mor ni ng. 39。so i t was fort unat e t hat we di dn39。Jum bo m ust wei gh a f ew t ons ,39。guar d of honour39。t . Geoff rey asked her why thi s was so and she t old him t hat she di d not l ike to se so many people laughing at hi m! Lesson64 The Channel Tunnel 海峽隧道 I n l 858, a French engineer, Ai me Thome de Gamond, ar ived i n Engl and wi th a pl an f or a t wentyone mil e tunnel acr oss t he Engl ish Channel . He sai d t hat it woul d be possibl e t o buil d a plat for m in the centr e of the Channe l. Thi s pl at for m would ser ve as a port and a r ail way stati on. The t unnel woul d be wel vent il ated i f t al chimneys wer e bui lt above sea level. I n 1860, a bet ter pl an was put forwar d by an Engl ishman, Wi l iam Low. He suggested that a doubl e r ai l way tunnel should be bui lt. This woul d solve the problem of venti lati on, for i f a tr ain ent ered t his tunnel , i t would draw i n f resh ai r behi nd i t. For ty two year s l ater a tunnel was actual y begun. If , at the ti me, the Br it sh had not f ear ed i nvasion, i t would have been pleted. Recent ly, t her e has again been great i nterest in t he idea of a Channel Tunnel. If it i s buil t, it wi l l connect Br itai n t o Eur ope f or the fi rst t ime i n hist or y. Lesson65 Jumbo versus t he poli ce 小象對警察 Last Chr ist mas, the ci rcus owner, Ji mmy Gates, deci ded t o t ake som e pr esent s t o a chil dr en39。Ci garet e Smoking and Your Healt h39。s cr op befor e the Sept ember rai ns. On t he ri ght , you can see Mr s Br abante her self . She has been hel ping her husband f or t hi rt y year s now. Mr s Br abante i s t al ki ng t o the m anager of t he l ocal f act or y wher e the cr op i s pr ocesed. Thi s last scene shows you what wil l happen at the end of t he har vest : t he f amous Cal abr i an m acar oni eati ng peti ti on ! Si gnor Fr at el li , t he pr esent cham pion, has won i t ever y year si nce 1961. And t hat ends our speci al bul le ti n f or t oday, Thursday, Apr il 1st . We ar e now r etur ni ng you t o t he studio.39。 sai d the voice of t he t elevisi on announcer,39。 in t he snow. Fort unat el y, a pil ot saw t he si gnal and sent a m ess age by r adi o t o t he near est town. It was not l ong bef or e a hel i copt er ar i ved on t he scene t o rescue t he sur vivors of t he pl a ne cr ash. Leson76 April Fools Day 愚人節(jié) 39。 l eson75 SO S 呼救信號 When a li ght passenger pl ane fl ew off course som e ti me ago, i t crashed i n t he m ount ai ns and it s pil ot was kil l ed. The onl y passenger s, a young wom an and her t wo baby daught e rs, were unhurt. I t was t he m iddle of wi nter. Snow l ay t hi ck on the gr ound. The wom an knew t hat t he nearest vi l age was m il es away. When i t gr ew dar k. she tur ned a suit case i nt o a bed and put t he chil dr en i nsi de i t, cover i ng t hem wi th al l t he clot hes she coul d fi nd. Dur i ng t he ni ght, i t got t er ri bly col d. The wom an kept as near as she could t o t he chil dr en and even tr ied t o get i nto t he case herself , but it was t oo sm al. Ear ly , next mor ning she hear d planes passi ng over head and wonder ed how she could send a signal . Then she had an i dea. She stam ped out the l et ter s39。Wel , I 39。 Oh, i s it ?39。m Rockwal Sl inger and t hi s i s Merl i n Gr eves.39。 don39。 Look, sheri f f, 39。t r ead !39。 I 39。Now you gut out of here, al l of you!39。t we e m or e oft en ?39。 Br i nksley Meer s agr eed. 39。 I t coul dn39。Thi s is a wonderf ul pl ace for a pi i c,39。s son, Donal d, also set up a worl d r ecor d. Li ke hi s f at her , he was dr i vi ng a car cal ed Bl uebir d. Lesson73 The record hol der 紀(jì)錄保持者 Lit tl e boys who play t ruant f r om school are unim agi nat i ve. A qui et day39。 l eson70 Red f or danger 危險的紅色 Dur ing a bull fi ght, a dr unk suddenl y wander ed int o t he mi ddle of t he ri ng. The cr owd began t o shout, but t he dr unk was unawar e of t he danger. The bul was busy wi th t he mat ador at t he ti me, but i t suddenl y caught si ght of t he dr unk who was shouti ng rude r em ar ks and wavi ng a r ed cap. Appar entl y sensit ve t o crit i ci sm, t he bul l f o