【正文】 ir cr af t o fl y half a mil e. Whil e being fl own by a champi on amateur cycli st in 1963, the pl ane cr ashed on an air fi el d. Since t hen, Mr Wi mpenny has had it rebui lt. He has had t he l ength of t he wi ngs increased so that they now measure 93 feet al most as long as t hose of a Dakota. Many peopl e have shown i nt er est in this new and unusual spor t. But t hough air cycli st s may learn how to fl y over shor t di stances, and may, eventual ly, even get across the Engli sh Channel , i t is doubt ful whether t hey wil l ever cycle acr oss the Atlantic. Leson67 Volcanoes 火山 Haroun Tazief the Pol ish scient ist, has spent his lif eti me st udying acti ve vol canoes and deep caves i n al l par ts of the wor ld. I n 1948, he went to lake Kivu in the Congo to observe a new vol cano whi ch he later named Ki turo. Tazief was abl e to set up hi s camp very close t o the vol cano whil e it was erupting violent ly. Though he managed to take a number of bri li ant photographs, he could not stay near the vol cano for very l ong. He noticed t hat a ri ver of li quid r ock was ing towar ds him . I t hr eatened t o surr ound hi m pletely, but Tazief managed to escape j ust in ti me. He wai ted unti l the volcano becam e quiet and he was able t o return t wo days l at er . This ti me, he managed to climb into the mout h of Kit ur o so t hat he coul d take phot ographs and measur e temper atur es. Tazi ef f has oft en r isked his li fe in t hi s way. He has been able to t el l us more about act ive volcanoes t han any man al ive. Leson68 Persist ent 糾纏不休 I cr ossed t he street o avoid meet ing hi m, but he saw me and came runni ng t owards me. I t was no use pr et endi ng that I had not seen hi m, so I waved t o him. I never enjoy meet ing Ber t Dykes. He never has anything to do. No mater how busy you ar e, he always i nsists on ing wit h you. I had t o think of a way of preventi ng him fr om foll owi ng me around al morning. 39。Jumbo must wei gh a f ew tons,39。 Lesson77 A succesful operati on 一例成功的手術(shù) The mummy of an Egypt i an woman who died in 800 B. C. has j ust had an oper at ion. The m ummy i s t hat of Shepenmut who was once a singer in t he Templ e of Thebes. As ther e wer e str ange mar ks on the Xr ay plates taken of t he mummy, doct or s have been t rying to f ind out whether the woman di ed of a rare disease. The onl y way t o do t hi s was to oper at e. The oper at ion, which last ed f or over four hour s, proved to be ver y di f icul t because of t he har d resi n whi ch covered the ski n. The doct or s removed a sect ion of the mummy and sent i t to a labor at or y. They also found something which t he X ray of t he god Duamutef. This god whi ch has t he head of a cow was normal y pl aced i nside a mummy. The doct or s have not yet deci ded how the woman died. They feared that the mummy would f al l t o pieces when they cut i t open, but fort unately this has not happened. The mummy successf ul ly sur vi ved the operati on. Leson78 The last one? 最后一枝嗎？ Aft er readi ng an arti cl e enti tled 39。To end our special news bull et in,39。m Bri nksley Mers, and my ot her name is Gl or ia Gleam. Now you get out of her e fast !39。 39。sai d Rockwal ,39。m sheri f her e. Do you se t hat noti ce ? It says No Campi ngi n case you can39。 Meanwhi le, t wo ot her actor s, Rockwal Sli nger and Mer li n Greeves, had car ied two l ar ge f ood baskets t o a shady spot under some tr es. When they had al l made themsel ves f or tabl e, a st ranger appeared. He looked ver y angr y. 39。t be bet ter, Gloria,39。s fi shing, or ei ght hours in a cinema seei ng t he same f ilm over and over agai n, is usualy as far as t hey get. They have al been put to shame by a boy who, whi le playi ng t ruant, tr aveled 1600 mil es. He hit ch hiked t o Dover and, towar ds evening, went into a boat to f ind somewhere t o sleep. When he woke up next mor ni ng, he discover ed that the boat had, in t he meant ime, t ravel ed t o Cal ais. No one not iced t he boy as he cr ept of f. Fr om there, he hitchhiked t o Pari s in a lorr y. The dr iver gave him a f ew bi scui ts and a cup of cof fee and left him j ust outside the ci ty. The next car t he boy st opped did not t ake him i nt o the centre of Pari s as he hoped i t would, but t o Per pi gnan on t he FrenchSpanish bor der. Ther e he was pi cked up by a poli ceman and sent back to England by the local authori ties. He has sur el y set up a r ecor d for the thousands of boys who dream of evading school. Lesson74 Out of t he l imeli ght 舞臺(tái)之外 An ancient bus stopped by a dry r iver bed and a part y of f amous actors and act reses got off . Dresed i n dark glases and ol d cl ot hes, t hey had taken special precauti ons so t hat no one should r ecognize them. But as they soon di scovered, disguises can somet imes be too per fect . 39。 you have just kil ed t hat chil d !39。Just one mor e thing, Mr Eames. Let us suppose t hat a chil d suddenly cr osses the road in f ront of you. As soon as I tap on the window, I want t he car t o be stopped immedi at el y. 39。 Ther e39。m going to the denti st. 39。 Woul d you mind my i ng wi th you ?39。 No, not at al, 39。 Bert answer ed. 39。Hull o, Ber t, 39。 said a pol iceman afterwards, 39。Jumbo must wei gh a f ew tons,39。 Leson66 Sweet as honey! 像蜜一樣甜！ The Hathel d Puff in i s a moder n aero pl ane, but i ts designer, Mr John Wimpenny, i s finding it dif icul t to get it off the gr ound. The reason f or t hi s is that t hi s plane is al so a bicycl e. It s pil ot has t o pedal har d to get it into t he air . Af ter Mr Wimpenny had the plane built , i t was test ed t horoughl y. In 1961, it was the f irst manpower ed air cr af t o fl y half a mil e. Whil e being fl own by a champi on amateur cycli st in 1963, the pl ane cr ashed on an air fi el d. Since t hen, Mr Wi mpenny has had it rebui lt. He has had t he l ength of t he wi ngs increased so th