【正文】 I conti nued dr ivi ng and af ter som e ti me, the exam i ner tapped loudly. Though t he sound could be hear d cl ear l y, it t ook m e a l ong tim e t o r eact. I suddenly pr esed t he br ake pedal har d and we wer e bot h t hr own f or war d. The exam i ner l ooked at m e sadl y. 39。 Then I39。m going t o. . .39。Hul l o, El izabet h,39。 sai d a pol iceman aft er war ds, 39。 As she wal ked away, I f ol l owed her out of t he f ai r. Leson61 Troubl e wi th t he Hubbl e 哈勃望遠鏡的困境 I n f ut ure, ast ronaut s wil l be r equir ed t o descend f r om a spaceshi p whi le i t is sti l i n space and t o r et ur n t o it. The abil it y t o do t hi s wil l be necessar y in f ut ur e fl i ght s t o di st ant pl as. Sci ent ist s ar e now t r yi ng to di scover i f t hi s is possi bl e. The spaceshi p Ast r a which l ef t the eart h a shor t ti me ago, wil l be t r avel i ng t hree hundr ed mi les i nt o space. At a cer t ai n poi nt, t he Ast r a wil l st op f or a short t im e and an ast ronaut wi l at em pt t o l eave t he st ati onar y spaceshi p and then r et urn t o it . We shal not know whether the exper im ent has been successf ul unt il we have r eceived a r adi o m essage. The fi rst m esage is expect ed to ar ri ve at 7 o39。 he sai d, i n a m our nful voi ce, 39。 he answer ed. 39。 39。 Hul l o, El i zabet h,39。Jumbo m ust wei gh a f ew t ons,39。Your si st er wil l be her e i n less t han an hour and we m ust be at the stati on t o meet her. We ar e l a te al ready.39。 As soon as I went out side, I f or got al about Madam Bel li nsky because m y wif e hurr i ed t owards m e. 39。s hospi tal. Dr essed up as Fat her Chri st mas and ac panied by a 39。Hul l o, Bert ,39。 I answer ed. 39。m goi ng to t he dent ist. 39。Just one mor e t hi ng, Mr Eames. Let us suppose t hat a chil d suddenl y cr osses the r oad i n f r ont of you. As soon as I tap on t he wi ndow, I want t he car t o be stopped imm edi at ely.39。Wher e have you been hi di ng ?39。guard of honour 39。 I sai d. 39。 No, not at al ,39。but I39。wai ti ng r oom !39。 you have j ust kil led t hat chil d ! 39。 There39。 he asked, bef or e I had fi nished speaki ng. ‘ Not at al l, 39。r e not busy doi ng anyt hi ng, ar e you ?39。 Lesson66 Sweet as honey! 像蜜一樣甜！ The Hat hel d Puff i n is a m oder n aer o pl ane, but i ts desi gner , Mr John Wim penny, is f i ndi ng it dif fi cul t t o get it of f the gr ound. The reason f or t hi s is t hat t hi s plane is al so a bi cycl e. I ts pi lot has t o pedal har d to get it i nt o t he ai r. Af t er Mr Wim penny had t he pl ane bui lt , it was t ested t hor oughl y. I n 1961, i t was the f ir st m an power ed ai r cr aft t o fl y half a mi l e. Whi l e bei ng fl own by a cham pion amat eur cycl ist in 1963, t he pl ane cr ashed on an ai rf i el d. Si nce t hen, Mr Wim penny has had it r ebuil t. He has had t he lengt h of t he wings i ncr eased so t hat t hey now measur e 93 f etal most as l ong as t hose of a Dakot a. Many peopl e have shown i nt er est i n t hi s new and unusual sport . But t hough ai r 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 ish Channel , i t is doubtf ul whet her t hey wil l ever cycl e acr oss t he Atl ant i c. Leson67 Vol canoes 火山 Haroun Tazi ef t he Pol i sh scienti st , has spent hi s l if et im e st udyi ng act i ve vol canoes and deep caves i n al l par ts of t he worl d. I n 1948, he went t o l ake Ki vu i n t he Congo t o obser ve a new vol cano whi ch he l at er nam ed Kit uro. Tazi ef f was able 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 num ber of br il li ant phot ographs, he coul d not st ay near t he vol cano f or ver y l ong. He noti ced t hat a ri ver of li qui d r ock was i ng t owar ds hi m. I t hr eat ened t o sur round him plet el y, but Tazi ef f managed t o escape j ust i n t im e. He wait ed unt il t he vol cano becam e qui et and he was able t o r et ur n t wo days l at er . Thi s ti me, he managed t o clim b i nt o t he mouth of Ki t uro so t hat he coul d t ake phot ogr aphs and measur e tem per at ur es. Tazief has oft en ri sked hi s li fe i n t hi s way. He has been able t o t el l us m ore about acti ve vol canoes t han any m an al ive. Lesson68 Persi st ent 糾纏不休 I cr ossed t he str eet t o avoi d meeti ng hi m, but he saw m e and cam e r unni ng t owar ds m e. It was no use pr et endi ng t ha t I had not seen him , so I waved t o him . I never enj oy meeti ng Bert Dykes. He never has anythi ng t o do. No m at ter how busy you ar e, he al ways i nsi st s on i ng wit h you. I had t o t hi nk of a way of prevent ing him f r om f ol l owi ng me ar ound al m orni ng. 39。t . Geoff r ey asked her why t his was so and she tol d hi m that she di d not l i ke t o see so m any people l aughi ng at him ! Leson64 The Channel Tunnel 海峽隧道 I n l 858, a Fr ench engi neer , Aim e Thom e de Gam ond, ar ri ved in Engl and wit h a plan f or a t went y one m il e t unnel acr oss t he Engl ish Channel . He sai d t hat it woul d be possi bl e to buil d a pl at f or m in t he cent re of t he Channel. This pl at f orm woul d ser ve as a port and a r ai l way st at ion. The tunnel woul d be wel venti lated i f tal chim neys wer e bui lt above seal evel. I n 1860, a bet er pl an was put for war d by an Engli shm an, Wil li am Low. He suggested t hat a double r ai l way tunnel shoul d be buil t. This woul d sol ve t he pr obl em of venti l ati on, for if a t r ai n ent er ed t his t unnel, i t woul d dr aw i n fr esh ai r behi nd i t. For tyt wo years l at er a t unnel was act ual y begun. I f, at t he t im e, t he Bri ti sh had not f ear ed i nvasi on, it woul d have been plet ed. Recentl y, there has agai n been great i nter est i n t he i dea of a Channel Tunnel . If i t is buil t, it wil connect Br it ai