【正文】 , but Tazi ef managed to esca pe j ust in ti me. He wait ed unt il t he vol cano becam e qui et and he was able to r eturn 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 m easure t emper atur es. Tazi ef has oft en ri sked his l if e in this way. He has been abl e to tel us mor e about active vol canoes than any man ali ve. Lesson68 Persistent 糾纏不休 I cr ossed the st reet o avoid m et ing him , but he saw me and came r unni ng towar ds me. I t was no use pr etending t hat I had not seen him, so I waved to hi m. I never enjoy meeti ng Bert Dykes. He never has anythi ng to do. No mat ter how busy you ar e, he al ways insists on i ng wit h you. I had t o thi nk of a way of pr eventing hi m fr om f oll owi ng me ar ound al l morni ng. 39。t. Geof fr ey asked her why this was so and she tol d him that she di d not like t o see so many people laughi ng at hi m! Leson64 The Channel Tunnel 海峽隧道 In l 858, a Fr ench engineer , Ai me Thome de Gamond, ar r ived in Engl and wit h a plan f or a twent y one mi le t unnel acr oss t he Engl ish Channel . He sai d t hat it woul d be possibl e to bui ld a pl atf or m in t he cent re of t he Channel. This pl at for m woul d s er ve as a port and a r ai lway 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 plan was put forwar d by an Engli shm an, Wil liam Low. He suggested t hat a double r ai lway tunnel shoul d be buil t. This woul d sol ve the pr obl em of vent il ation, f or i f a tr ain enter ed this tunnel , it would dr aw i n fr esh ai r behi nd it . For ty two year s later a t unnel was act ual ly begun. I f, at the t im e, t he Bri ti sh had not f ear ed invasi on, i t would have been pl et ed. Recent ly, ther e has again been great inter est in the i dea of a Channel Tunnel. If i t is buil t, i t wi l l connect Br it ai n t o Europe f or t he fi rs t ti me i n histor y. Lesson65 Jum bo versus the pol ice 小象對(duì)警察 Last Chr istm as, the ci rcus owner , Ji mmy Gates, decided to take som e present s to a chi ldren39。A r elati on of your s is i ng to see you. She wi l be ar ri vi ng thi s evening and i ntends to stay f or a few days. The moment you leave t his t ent , you wil l get a big sur pri se. A wom an you know wel wi l r ush t owards you. She wi l speak to you and then she wi l lead you away fr om this pl ace. That i s al l. 39。t be too hard on us. I 39。 he shouted: 39。 said Gl ori a Gl eam. 39。Mr Eames,39。l l e wi th you,39。 39。Hull o, Elizabeth,39。 said a pol iceman aft er wards, 39。 As she wal ked away, I fol lowed her out of the f air . Lesson61 Trouble wi t h the Hubble 哈勃望遠(yuǎn)鏡的困境 I n f utur e, ast ronauts wi l be r equi red t o descend fr om a spaceship whi le it is st il i n space and to retur n t o it . The abi li ty t o do thi s wi l be necessary in f utur e fl ights to di st ant plas. Sci ent i st s are now tr yi ng to di scover if t hi s is 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 tain poi nt, the Ast ra wi l l st op for a shor t ti me and an astr onaut wil l at tempt t o leave the stati onar 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。A r elati on of your s is i ng to see you. She wi l be ar ri vi ng thi s evening and i ntends to stay f or a few days. The moment you leave t his t ent , you wil l get a big sur pri se. A wom an you know wel wi l r ush t owards you. She wi l speak to you and then she wi l lead you away fr om this pl ace. That i s al l. 39。t. Geof fr ey asked her why this was so and she tol d him that she di d not like t o see so many people laughi ng at hi m! Leson64 The Channel Tunnel 海峽隧道 In l 858, a Fr ench engineer , Ai me Thome de Gamond, ar r ived in Engl and wit h a plan f or a twent y one mi le t unnel acr oss t he Engl ish Channel . He sai d t hat it woul d be possibl e to bui ld a pl atf or m in t he cent re of t he Channel. This pl at for m woul d ser ve as a port and a r ai lway 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 plan was put forwar d by an Engli shm an, Wil liam Low. He suggested t hat a double r ai lway tunnel shoul d be buil t. This woul d sol ve the pr obl em of vent il ation, f or i f a tr ain enter ed this tunnel , it would dr aw i n fr esh ai r behi nd it . For ty two year s later a t unnel was act ual ly begun. I f, at the t im e, t he Bri ti sh had not f ear ed invasi on, i t would have been pl et ed. Recent ly, ther e has again been great inter est in the i dea of a Channel Tunnel. If i t is buil t, i t wi l l connect Br it ai n t o Europe f or t he fi rst ti me i n histor y. Lesson65 Jum bo versus the pol ice 小象對(duì)警察 Last Chr istm as, the ci rcus owner , Ji mmy Gates, decided to take som e present s to a chi ldren39。 Lesson66 Swet as honey! 像蜜一樣甜！ The Hat hel d Puf fi n is a m oder n aero pl ane, but i ts designer, Mr John Wi m penny, i s fi ndi ng it di f icult t o get i t of f t he gr ound. The r eason f or t hi s is t hat t his pl ane i s al so a bicycl e. It s pi l ot has t o pedal har d t o get it i nto t he air. Aft er Mr Wi mpenny had t he plane built , it was t est ed t horoughl y. In 1961, it was t he f ir st m an powered air craft t o fl y half a m il e. Whil e bei ng fl own by a cham pi on am at eur cycl ist i n 1963, t he pl ane cr ashed on an air fi el d. Si nce then, Mr Wi mpenny has had it r ebui lt . He has had t he length of t he wi ngs i ncr eased so that they now m easur e 93 f eet al m ost as l ong as those of a Dakot a. Many people have shown int er est i n thi s new and unus