2. A. centuries　　　　 B. too long　　　　　 C. some time　　　 D. many years

1. A. event　　 　　　　B. story　　　　 C. adventure　　 D. description

55. A. anything　　　　　 B. everything　　　 C. harm　　　　　　 D. wrong

(

　　　　 He has been called the "missing link." Half man, half beast. He is supposed to live in the

highest mountain in the world---Mount Everest.

　　　　 He is known as the Abominable Snowman. The　 1　　 of the Snowman has been around for　 2　 .Climbers in the l920s reported finding marks like those of human feet high up on the side of Mount Everest. The native people said they　　 3　　 this creature and called it the" Yeti," and they said that they had　　 4　　 caught Yetis on two occasions　　 5　　 none has ever been produced as evidence (证据).

　　　　 Over the years, the story of the Yetis has　　 6　 . In l95l, Eric Shipton took photographs of a set of tracks in the snow of Everest. Shipton believed that they were not　　 7 the tracks of a monkey or bear and　 8　　 that the Abominable Snowman might really　　 9　 .

　　　　 Further efforts have been made to find out about Yetis. But the only things people have ever found were　　 10　　 footprints. Most believe the footprints are nothing more than　　 11　　 animal tracks, which had been made　　 12　　 as they melted (融化) and refroze in the snow.　　 13　 , in l964, a Russian scientist said that the Abominable Snowman was　　 14　　 and was a remaining link with the prehistoric humans. But,　　 15　 , no evidence has ever　　 16　　 been produced.

　　　　 These days, only a few people continue to take the story of the Abominable Snowman　　 17　 . But if they ever　　 18　　 catching one, they may face a real　　 19　　 : Would they put it in a　　 20　　 or give it a room in a hotel?

54. A. produce　　　　　 B. find　　　　　　 C. get　　　　　　　 D. help

53. A. work　　　　　　 B. burden　　　　　 C. service　 　　　　　D. trouble

52. A. judges　　　　　 B. police　　　　　 C. firemen　　　　　 D. doctors

51. A. group　　　　　　 B. set　　　　　　 C. number　　　　　 D. crowd

50. A. care　　　　 　　B. enter　　　　　　 C. watch　　　　　　 D. manage

49. A. set　　　　　　　 B. let　　　　　　　 C. hold　　　　　　 D. look

48. A. unlucky　　　　　 B. unsafe　　　　　 C. disappointed　　　 D. discouraged