2004年職稱英語理工類A級考試試題及答案

第6部分：完形填空 (第51--~65題，每題1分，共15分)

閱讀下面的短文，文中有15處空白，每處空白給出了4個選項，請根據短文的內容從

4個選項中選擇1個最佳答案，涂在答題卡相應的位置上。

The Greatest Mystery Of Whales

The whale is a warm-blooded，air-breathing animal，giving birth to its young alive，sucking

them--and，like all mammals，originated on land．There are many

front flippers(鰭狀肢)，used for steering and stability, are traces of feet．

(51)of this．Its

Immense strength is——(52)into the great body of the big whales，and in fact most

of a whale’s body is one gigantic muscle．The blue whale’s pulling strength has been estimated

(53)400 horsepower．One specimen was reported to have towed(拖)a whaling

vessel for seven hours at the (54) of eight knot (節).

An angry whale will (55) A famous example of this was the fate of

Whaler Essex, (56)was sunk off the coast of South America early in the last century．

More recently, steel ships have (57)their plates buckled(使彎曲)in the same way．

Sperm whales(抹香鯨)were known to seize the old-time whaleboats in their jaws and crush

Them.

The greatest (58)of whales is their diving ability．The sperm whale dives to the

Bottom for his (59)food，the octopus(章魚)．In that search he is known to go as far

Down as 3,200 feet, where the． (60)is 1,400 pounds，to a square inch．Doing so he

Will (61)underwater long as one hour．Two special skills are involved in this

storing up enough (62)(all whales are air—breathed)and tolerating the great change

in pressure．Just how he does it scientists have not (63)．It is believed that some of

the oxygen is stored in a special (64)of blood vessels，rather than just held in the

lungs．And it is believed that a special kind of oil in his head is some sort of compensating

mechanism that (65)adjusts the internal pressure of his body．But since you can’t

bring a live whale into the laboratory for study, no one knows just how these things work．

51 A aspects B signs C ways D reasons

52 A worked B divided C built D moved

53 A at B in C of D with

54A number B degree C distance D rate

55A abandon B attack C leave D board

56A as B who C which D t}1at

57A had B operated C Seen D caught

58A interest B job C danger D mystery

59A favorite B fast C new D sufficient

60A depth B pressure C level D size

61A set B become C remain D rest ．

62A heat B energy C food D oxygen

63A witnessed B determined C applied D calculated

64A system B place C arrangement D equipment

65A mentally B artificially C manually D automatically

參考答案：

51．B 52．C 53．A 54．D 55．B

56．C 57．A 58．D 59．A 60．B

61．C 62．D 63．B 64．A 65．D

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（責任編輯：vstara）

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