【正文】 ing, had been specialy built f or him. It was over 30 feet in l ength and had a 2500 horse power engi ne. Although Campbel reached a speed of over 304 mil es per hour , he had great dif ficulty i n cont r ol li ng t he car because a tyre bur st dur ing the fi rst r un. After his at tempt , Campbel was disappoi nted t o lear n that his average speed had been 299 mi les per hour. However , a f ew days l at er , he was t ol d that a mistake had been made. Hi s aver age speed had been 301 miles per hour. Since t hat time, raci ng dr iver s have r eached speeds of over 400 mi les an hour. Fol lowing hi s f at her 39。s son, Donal d, also set up a worl d record. Li ke his f at her, he was dri vi ng a car cal led Bluebir d. Lesson73 The recordhol der 紀(jì)錄保持者 Li tl e boys who play tr uant f rom school are uni maginative. A quiet day39。This is a wonderf ul place f or a pii c, 39。 It couldn39。 Br inksley Mer s agreed. 39。t we e more oft en ?39。Now you gut out of here, al l of you!39。 I39。t r ead !39。 Look, sher if f, 39。 don39。m Rockwal Slinger and t hi s i s Mer li n Greeves.39。 Oh, i s it ?39。Wel l, I39。 l esson75 SOS 呼救信號(hào) When a light pasenger plane f lew of f course some time ago, it crashed i n the mountains and it s pi lot was ki l ed. The onl y pa senger s, a young woman and her t wo baby daughters, were unhurt . I t was the middle of wi nt er . Snow l ay t hi ck on the ground. The woman knew t hat the nearest vi l age was mi les away. When i t gr ew dark. she turned a sui tcase into a bed and put the chil dr en i nside it , coveri ng t hem wi th al the cl ot hes she coul d f ind. Duri ng t he night, it got ter ibly col d. The woman kept as near as she could t o the childr en and even t ried to get i nt o the case hersel f, but it was t oo smal l. Ear ly ,next morning she heard planes passi ng over head and wonder ed how she could send a signal. Then she had an idea. She stamped out the let er s39。 in t he snow. For tunately, a pi lot saw the si gnal and sent amessage by r adio t o the nearest town. I t was not long before a hel icopter ar ri ved on the scene to r escue the sur vi vors of the pl ane cr ash. Leson76 April Fool s Day 愚人節(jié) 39。 sai d the voice of t he t el evision announcer, 39。s cr op before the September r ains. On t he r ight , you can see Mr s Br abant e hersel f. She has been hel ping her husband f or t hi rty year s now. Mrs Brabante i s t al ki ng t o the manager of t he l ocal fact or y wher e t he crop is processed. This last scene shows you what wi l happen at he end of the har vest : the famous Calabr ian macar oni eat ing peti ti on ! Signor Frateli , t he pr esent champi on, has won i t ever y year since 1961. And t hat ends our special bull et in for today, Thursday, Apri l 1st. We ar e now r et ur ning you to t he studi o. 39。Ci gar et te Smoking and Your Heal th39。t . Geoff rey asked her why this was so and she t ol d hi m that she did not l ike to se so many people laughing at him! Lesson64 The Channel Tunel 海峽隧道 I n l858, a French engineer , Ai me Thome de Gamond, ar rived in England with a plan for atwent y one mi le tunnel across t he Engl ish Channel. He said that i t would be possible t o buil d a pl at form in the centr e of the Channel. This plat form would serve as a por t and a railway st at ion. The tunnel would be wel vent ilated if tal chi mneys were built above sea level. I n 1860, a bet er plan was put f or war d by an Engl ishman, Wi l iam Low. He suggest ed t hat a double r ai l way tunnel should be buil t. Thi s would sol ve t he pr oblem of vent il at ion, f or if atr ai n enter ed t his t unnel, i t would draw i n f resh air behi nd it . Fort y t wo years l at er atunnel was act ual y begun. I f, at he t ime, t he Br it sh had not fear ed i nvasi on, i t would have been pleted. Recent ly, t her e has agai n been gr eat interest i n t he i dea of a Channel Tunnel . I f it is bui lt, it wil l connect Bri tain t o Eur ope for t he f ir st tim e in hist ory. Leson65 Jumbo versus t he pol ice 小象對(duì)警察 Last Chr ist mas, the ci rcus owner, Jimmy Gates, decided t o take som e pr esents t o a chil dr en39。guar d of honour39。Jumbo must weigh a few tons, 39。so it was for tuna te t hat we didn39。 Lesson66 Swet as honey! 像蜜一樣甜！ The Hat held Puff in is a modern aeroplane, but it s desi gner , Mr John Wimpenny, is f indi ng i t dif fi cult to get i t of f t he ground. The r eason for this i s t hat this plane i s also a bi cycle. I ts pilot has to pedal hard t o get it into the air. Aft er Mr Wi mpenny had the pl ane bui lt, it was t ested thoroughly. I n 1961, i t was the fir st man powered ai rcraft to f ly hal f a mile. Whi le bei ng f lown by a champion amat eur cyclist in 1963, t he plane crashed on an airf ield. Si nce then, Mr Wimpenny has had i t rebuil t. He has had the lengt h of the wings incr eased so t hat they now measur e 93 f etalmost as long as those of a Dakot a. Many people have shown interest in t his new and unusual sport. But t hough air cycli st s may learn how to f ly over shor t di st ances, and may, eventualy, even get across the Engl ish Channel, it is doubtful whether t hey wil l ever cycle acr oss the Atl anti c. Leson67 Volcanoes 火山 Haroun Tazief the Pol ish scient ist, has spent his li feti me st udying acti ve volcanoes and deep caves i n al l parts of the wor ld. I n 1948, he went to lake Kivu in the Congo to observe a new volcano whi ch he later name d Kituro. Tazief was able to set up hi s camp ver y close to the vol cano whil e it was erupting violent ly. Though he managed to take a number of bri l iant photographs, he could not stay near t he volcano for very l ong. He noticed that ari ver of li qui d rock was ing towards hi m. I t hr eatened t o surr ound hi m pl et ly, but Tazief managed t o escape j ust in ti me. He waited unt il the volcano became quiet and he was able t o return t wo days l at er . This ti me, he managed to