Some time ago, two navy officers made a journey to the deepest point on the earth. The two

Some time ago, two navy officers made a journey to the deepest point on the earth. The two men went down seven miles to the 1 of the Pacific Ocean inside a small steel ball to find out if there are any 2 of life.
They set out early so that the ball would come to the surface in the 3 and so be easily found by the mother ship. The divers began 4 at dawn and soon afterwards the ball 5 under the surface of the water.
6 , the temperature dropped to freezing point and the men trembled inside the ball. They kept in touch with the mother ship by telephone 7 how they felt. At a depth of 3,000 feet, the telephone stopped working and they were quite cut 8 from the outside world. At 30,000 feet, the men were shocked by a sudden loud 9 - even the smallest hole in the ball would have 10 instant death. Luckily, it was only one of the outer windows 11 had broken.
Soon afterwards, the ball 12 the soft ocean floor, raising a big cloud of dust made 13 different kinds of small, dead sea animals. Here, powerful lights lit up the 14 water. The men were surprised to see fish swimming just above them, quite 15 by the very large water pressure. But they did not 16 to leave lights on for long, as the great 17 from them made the water boil. Quite 18 , the telephone began working again and the weak 19 clear voices of the officers were heard on the mother ship. After a 20 of thirty minutes the men began their journey up, arriving three hours later.
1. A. foot B. base C. bottom D. tip
2. A. marks B. signs C. signals D. messages
3. A. evening B. night C. secret D. daytime
4. A. diving B. rising C. traveling D. preparations
5. A. disappeared B. floated C. threw D. flew
6. A. In time B. On time C. At times D. At one time
7. A. guiding B. realizing C. describing D. imagining
8. A. down B. over C. off D. out
9. A. voice B. noise C. explosion D. shout
10. resulted B. suggested C. meant D. saved
11. A. where B. that C. which D. whose
12. A. touched B. visited C. attacked D. landed
13. A. of B. from C. up of D. into
14. A. green B. blue C. dark D. hot
15. A. unbelieved B. unchanged C. uncovered D. untroubled
16. A. use B. need C. dare D. think
17. A. light B. heat C. pressure D. sound
18. A. unexpected B. uncovered C. unknown D. uncontrolled
19. A. or B. and C. but D. either
20. A. living B. stay C. rest D. break 1---20 CBDDA ACCBC BACCD CBACB

(答案→)1---20 CBDDA ACCBC BACCD CBACB 解析：1. C 2. B。两名海军军官乘坐一个小钢球船潜入水下七海里至太平洋底部,想发现那里是否有生命存在的迹象。3. D。根据下文可知,此处应该填名词daytime, in the daytime意为在白天。4. D 5. A。天一亮潜水员们就开始准备,之后不久钢球船就潜入水下。6. A。in time在此句中意为过一段时间,而不是及时的意思。7. C。describing是现在分词作状语,意为描述。8. C。cut off是固定词组,意隔绝。9. B。由下文可知,此处是指噪音,而不是爆炸。10. C。钢球船上甚至是微小的一个洞都将意味着(潜水员的)立刻死亡。11. B。本句中的it was...that...是强调句型。12. A。touched相当于landed on或reached。13. C。钢球船到达太平洋洋底时,由各种各样的很小的死亡的海洋动物构成的一大团尘雾升腾而起。14. C。由于洋底很深,阳光照射不到,故称为dark water。15. D。完全不受强大的水压的干扰。16. C。dare在此处是实义动词。17. B。本句中的them是指the lights, 强光发出的热量会使海水沸腾。18. A。unexpected是过去分词作状语,意为完全出乎意料之外。19. C。潜水员听到了从指挥船上传来指挥官很小但很清晰的声音。20. B。在太平洋洋底逗留了三十分钟后,潜水员开始返程,三小时后浮出水面。

这个解释是对的