【正文】 d if t al l chi mneys wer e buil t above sea level. In 1860, a beter plan was put f or ward by an Engl ishman, Wi li am Low. He suggest ed t hat a doubl e rail way t unnel should be buil t. Thi s woul d solve t he pr oblem of venti lati on, f or if a t r ai n ent ered t hi s t unnel, it woul d draw in f r esh air behind i t. Fort yt wo year s l at er a t unnel was act ual y begun. If , at t he tim e, t he Br it sh had not f ear ed i nvasi on, i t woul d have been pl et ed. Recent l y, t her e has again been great int er est i n the i dea of a Channel Tunnel . If i t is buil t, it wil connect Br it ai n t o Europe f or t he fi rst ti me i n hist or y. Lesson65 Jum bo versus the poli ce 小象對警察 Last Chr istm as, t he ci rcus owner , Ji mm y Gates, decided t o take som e present s to a chil dr en39。Jum bo must wei gh a f ew tons,39。 Lesson66 Sweet as honey! 像蜜一樣甜！ The Hat hel d Puff in i s a modern aer o plane, but it s desi gner , Mr John Wim penny, is f inding i t dif fi cul t to get it off t he ground. The r eason f or this i s that thi s pl ane is also a bi cycl e. I ts pil ot has t o pedal hard t o get it int o the ai r. Af ter Mr Wim penny had the pl ane bui lt , i t was tested thor oughly. I n 1961, i t was t he fi rst manpower ed ai rcr af t to fl y hal f a mi le. Whi le being f lown by a champi on amateur cycli st i n 1963, t he plane crashed on an ai rf ield. Since t hen, Mr Wimpenny has had it rebuil t. He has had the l engt h of the wi ngs increased so t hat t hey now measure 93 feetal most as long as t hose of a Dakota. Many peopl e have shown i nterest in t his new and unusual sport . But t hough ai r cycli sts may l ear n how t o f ly over shor t di st ances, and m ay, event ual ly, even get acr oss t he Engl ish Channel , it is doubtf ul whet her t hey wil l ever cycl e acr oss t he At lanti c. Leson67 Volcanoes 火山 Haroun Tazief t he Poli sh scienti st , has spent hi s li fet im e st udyi ng act ive volcanoes and deep caves in al l par ts of t he worl d. I n 1948, he went to lake Ki vu in t he Congo to obser ve a new volcano which he l ater nam ed Kit uro. Tazi ef was able t o set up hi s camp ver y close to the volcano whil e it was er upt ing vi ol ent ly. Though he managed to take a number of br il li ant photographs, he could not st ay near t he vol cano f or ver y l ong. He noti ced that a ri ver of li quid r ock was ing t owar ds him. I t threatened to sur round him pletel y, but Tazi ef managed t o escape just in tim e. He wait ed unt il t he vol cano becam e qui et and he was able t o r et urn two days lat er . This t ime, he managed t o cli mb i nto t he mouth of Ki tur o so that he coul d take photographs and measure t emper atur es. Tazi ef f has of ten r i sked hi s li fe i n t hi s way. He has been able t o t el l us more about acti ve volcanoes than any man al ive. Lesson68 Persi st ent 糾纏不休 I crossed t he str et to avoid meeting hi m, but he saw m e and cam e running t owards me. It was no use pret ending that I had not seen him , so I waved t o him . I never enj oy meet ing Ber t Dykes. He never has anyt hing t o do. No mat er how busy you ar e, he always i nsi st s on ing wi th you. I had to t hink of a way of pr eventi ng him fr om f oll owing m e ar ound al mor ni ng. 39。 39。r e not busy doing anything, are you ?39。 I39。 he asked, befor e I had fi nished speaki ng. ‘ Not at al ,39。 Then I39。s always plenty t o r ead i n t he 39。 I cont inued dri ving and aft er some t im e, t he exami ner t apped l oudl y. Though the sound coul d be hear d clearl y, i t took me a long ti me t o r eact. I suddenly pr esed the br ake pedal har d and we wer e bot h t hr own f orwar d. The examiner looked at me sadl y. 39。 leson70 Red f or danger 危險(xiǎn)的紅色 Dur ing a bul lf ight, a dr unk suddenl y wander ed int o the middle of t he ri ng. The crowd began t o shout, but the dr unk was unaware of t he dange r. The bull was busy wi t h the m at ador at the t im e, but it suddenly caught sight of the dr unk who was shouti ng r ude r emarks and waving a r ed cap. Apparentl y sensit ive t o cri ti ci sm, the bull f ot al l about the m at ador and char ged at t he drunk. The cr owd suddenly gr ew quiet . The dr unk, however , seemed quit e sur e of himself . When t he bul l got close to hi m, he clumsil y stepped asi de to l et i t pass. The cr owd broke i nt o cheer s and the drunk bowed. By t hi s ti me, however, t hree men had e i nt o t he ri ng and t hey qui ckl y dr agged the dr unk to safet y. Even t he bul l seemed to feel sor ry f or him, f or it looked on sym pat het ical y unti l t he drunk was out of t he way befor e once mor e t urning i ts at tenti on to t he matador. Leson71 A famous clock 一個(gè)著名的大鐘 When you visi t London, one of t he fi rst things you wi l se is Bi g Ben, t he famous clock whi ch can be heard al l over the wor l d on the B. . I f the Houses of Par li ament had hot been burned down i n 1834, the gr eat clock woul d never have been erected. Big Ben takes i ts name f r om Si r Benj am in Hal l who was responsibl e for t he making of the cl ock when t he new Houses of Parl iament were being bui lt . I t is not only of i mmense si ze, but is extr em el y accur at e as wel . Of ici al s fr om Gr eenwich Observator y have t he clock checked twi ce a day. On the B. . you can hear the cl ock when it is actual y str iki ng because m icrophones ar e connect ed to the clock t ower . Big Ben has r arely gone wr ong. Once, however, i t fail ed to gi ve the corr ect t im e. A pai nter who had been wor king on t he tower hung a pot of paint on one of the hands and sl owed it down ! Leson72 A car call ed Bluebird “藍(lán)鳥”汽車 The gr eat racing dr iver, Si r Malcolm Campbel , was t he fi rst man t o dri ve at over 300 mil es per hour. He set up a new wor ld recor d i n Sept ember 1935 at Bonne vil le Sal t Fl ats, Utah. Bluebir d, t he car