【正文】 doing anythi ng, are you ?39。 Lesson66 Sweet as honey! 像蜜一樣甜！ The Hatheld Puf fi n is a moder n aero pl ane, but its designer, Mr John Wimpenny, i s fi ndi ng it di f icult t o get i t of f the gr ound. The r eason for t hi s is t hat his pl ane i s also a bicycle. It s pil ot has to pedal har d to get i t i nto t he air . Aft er Mr Wi mpenny had the plane buil t, it was t est ed thoroughly. In 1961, it was t he f i rst man powered air craf t o f ly half a mil e. Whil e bei ng fl own by a champion am at eur cyclist in 1963, the pl ane cr ashed on an air fi el d. Since then, Mr Wi mpenny has had i t r ebui lt . He has had t he length of t he wings i ncr eased so that they now measure 93 f eet almost as long as those of a Dakot a. Many people have shown int er est i n thi s new and unusual sport . But t hough air cycli st s may l ear n how t o fl y over short di st ances, and may, eventual y, even get ac r oss t he Engl ish Channel , i t is doubtf ul whet her t hey wi l l ever cycl e acr oss t he Atl ant ic. Leson67 Volcanoes 火山 Har oun Tazi ef t he Pol ish scienti st , has spent his l if et ime st udyi ng act ive volcanoes and deep caves in al l par ts of the wor ld. I n 1948, he went to l ake Kivu i n t he Congo t o obser ve a new volcano which he l at er name d Ki t ur o. Tazi ef f was abl e t o set up his camp ver y close to t he volcano whil e it was erupti ng viol ent ly. Though he m anaged to t ake a number of br il iant phot ogr aphs, he coul d not st ay near the vol cano f or ver y long. He noti ced t hat a r iver of li qui d r ock was i ng towar ds hi m. I t hreatened to surr ound him pletely, but Tazi ef f managed t o escape just in t im e. He wai ted unti l the volcano became qui et and he was able t o ret urn t wo days later . Thi s ti me, he managed t o clim b int o t he m out h of Ki turo so that he could take phot ogr aphs and measur e t em per at ures. Tazi ef f has of ten r isked his l if e in t his way. He has been able to t el us more about act ive volcanoes t han any man al ive. Lesson68 Persi stent 糾纏不休 I cr ossed the str eet t o avoi d meeti ng him, but he saw me and came r unning towards me. I t was no use pr et endi ng that I had not sen hi m, so I waved to hi m. I never enj oy meeti ng Ber t Dykes. He never has anything t o do. No mat ter how busy you ar e, he al ways i nsi st s on ing wi t h you. I had to think of a way of pr eventi ng him f rom fol lowing me around al mor ning. 39。t . Geof fr ey asked her why thi s was so and she t ol d him t hat she did not li ke to see so many peopl e laughing at him! Lesson64 The Channel Tunnel 海峽隧道 In l858, a Fr ench engineer, Ai me Thome de Gam ond, ar ived i n Engl and wit h a pl an for a t went yone mi le t unnel acr oss the Engli sh Channel. He said t hat i t woul d be possi bl e t o bui ld a platf orm in the cent re of t he Channel. Thi s pl atf or m would serve as a port and a r ail way st ation. The tunnel woul d be wel l venti lat ed if tal l chi mneys wer e buil t above sea level . In 1860, a bet ter plan was put for ward by an Engl ishman, Wil li am Low. He suggested t hat a double r ail way tunnel should be buil t. This woul d solve t he pr oblem of venti lati on, f or if a t rain ent er ed thi s tunnel, it would draw i n f resh air behind i t. Fort y two year s later a t unnel was act ual ly begun. If , at t he time, t he Br i t i sh had not feared i nvasion, it woul d have been pleted. Recentl y, t her e has agai n been gr eat i nt erest i n t he idea of a Channel Tunnel. I f it i s bui lt , it wi l connect Bri tain to Eur ope f or the f ir st im e in hi st ory. Leson65 Jumbo versus t he pol ice 小象對警察 Last Chri st mas, t he cir cus owner, Jim my Gat es, deci ded t o t ake some pr esents t o a childr en39。A rel at ion of yours i s ing t o se you. She wil l be ar r iving t his eveni ng and intends to st ay for a f ew days. The moment you leave thi s tent, you wi l get a bi g surpri se. A woman you know wel l wi l l r ush towards you. She wil l speak to you and t hen she wi l l ead you away f rom thi s place. That is al .39。 I cont inued dri ving a nd aft er some t im e, t he exami ner t apped loudly. Though the sound could be hear d clear ly, i t ook me a l ong ti me t o react. I s uddenly pr esed the br ake pedal har d and we were bot h thr own f orwar d. The examiner looked at m e sadl y. 39。 Then I 39。 I39。 39。Jumbo must wei gh a few tons, 39。Your sister wil l be her e i n less than an hour and we must be at the stat ion t o meet her . We ar e late al ready. 39。 As soon as I went outside, I for got al about Madam Bel insky because m y wi fe hur ri ed towards me. 39。s hospit al. Dr essed up as Fat her Chr istm as and ac panied by a 39。Hull o, Ber t, 39。 39。but I39。wai ting room ! 39。s footsteps many year s l at er , Sir Mal col m39。 As she wal ked away, I f ol lowed her out of t he fair . Lesson61 Troubl e wit h t he Hubble 哈勃望遠鏡的困境 In futur e, astr onaut s wil l be requir ed to descend f rom a spaceshi p whil e it i s st il l in space and t o r et urn t o i t. The abi li ty to do t his wi l be necessar y i n fut ur e f li ght s to di stant pl as. Scienti st s are now tr yi ng to di scover if t hi s i s possi ble. The spaceship Astr a which l ef t the eart h a short ti me ago, wil l be tr avel ing t hree hundr ed mi les int o space. At a cer tai n poi nt, the Ast ra wi l l st op for a short ti me and an astr onaut wil l at tempt t o leave the stat ionar y spaceshi p and then r et urn to i t. We shal not know whether the exper im ent has been successf ul unt il we have r eceived a r adi o message. The fi rst mesage is expect ed to ar ri ve at 7 o39。 said a policeman af terwar ds, 39。Hul lo, Eli zabeth, 39。m goi ng to.. . 39。l e wi th you, 39。Mr Eames, 39。 《 滇池流域水污染防治 “ 十五 。 you have just ki l ed that chi ld ! 39。 Ther e39。 he asked, bef ore I had f inished speaking. ?