A. The real excitement surrounds the international space station, which will be built over the next five or six years by countries working collaboratively （共同的） on a spacecraft for the first time.
B. The prospects aren't great.
C. Spacecrafts may help mankind to realize the dream of living on other planets.
D. Although putting people into orbit is now routine, traveling further is not.
E. We now know that stars other than our sun have planets, but there's still a big difference between finding planets and finding life.
F. But exploration is a long way off.
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Stars
The old belief that the universe never changes is quite （51） ______. Even （52） ______ the invention of the telescope, astronomers noticed that bright stars suddenly appear in the sky and then later （53） ______. These stats were called "novae" because they were thought to be （54） ______. In fact we now know that they are really old stars which are slowly dying.
Novae are old stars which are slowly dying. （55） ______ they do so, they let out huge clouds of material, sometimes as large as the earth, and these explode into space （56） ______ a speed of about 8,000,000 kilometers per hour. When this happens, the hotter parts of the star become （57） ______, and this is why novae are so bright. Although the explosions are huge on a human scale, they only （58） ______ a small part of the dying star's energy. The death is a slow one and the star may continue to explode for thousands of years. Indeed, there are even some stars which explode once （59） ______ two weeks.
There are other old stars which do not die slowly, but are （60） ______ destroyed by one great explosion. These are known （61） ______ "supernovae". The explosion of a supernova is equivalent （62） ______ about a million hydrogen bombs going off at the same time. Just before the explosion the star's density becomes very great and it spins at a very high speed. A matchbox of materials taken from the star at that time would weigh about 1,000 tons, and the star （63） ______ be turning at about 16,000,000 kilometers per hour. The explosion itself occurs （64） ______, in the interval of a minute, but the supernova continues to shine long （65） ______ the event. One supernova which Chinese astronomers observed in 1054 can still be seen by us today. It has been shining for at least nine hundred years.
51. A. right B. reasonable C. sound D. wrong
52. A. after B. before C. during D. for
53. A. disappear B. lost C. missed D. exploded
54. A. old B. evil C. new D. dying
55. A. When B. While C. After D. As
56. A. in B. at C. with D. on
57. A. invisible B. brilliant C. visible D. noticeable
58. A. consume B. cost C. spend D. lose
59. A. every B. each C. at D. within
60. A. partly B. completely C. clearly D. instantly
61. A. for B. be C. as D. with
62. A. with B. to C. against D. by
63. A. will B. should C. would D. must
64. A. suddenly B. shortly C. simultaneously D. quickly
65. A. before B. with C. during D. after
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一、单项选择题。
1.
「正确答案」 D
「答案解析」 distress：危险，海难。danger：危险。difficulty：困难。need：需要。despair：绝望，失望。句意为：他对那艘船可能遭遇海难表示出关心。
2.
「正确答案」 A
「答案解析」 advisable：明智的。wise：明智的。proper：正确的。Your spelling is not proper. 你的拼写不对。urgent：紧急的。He has some urgent businesses to do. 他有些紧急的事要做。
3.
「正确答案」 C
「答案解析」 alternative：选择。choice：选择。way：方法，道路。means：方式。reason：原因。句意为：没有其他选择了，只有关闭道路。
4.
「正确答案」 A
「答案解析」 bizarre：奇怪的。unusual：不寻常的。absent-minded：心不在焉的，走神的。He was absent-minded in the class．他上课走神了。crazy：疯狂的。lunatic：疯狂的。
5.
「正确答案」 B
「答案解析」 collaborate：协作，合作。cooperate：合作。compete：竞争。coordinate：协调。She has to coordinate the departments in the company. 她必须协调公司的不同部门。contend：竞争。The runners are contending for championship．赛跑者在为得冠军而竞争。
6.
「正确答案」 A
「答案解析」 comprehend：明白。understand：理解，明白。digest：消化。The food is difficult to digest. 这食物难以消化。summarize：总结。to summarize the passage 总结文章大意。
7.
「正确答案」 C
「答案解析」 cozy：舒适的。comfortable：舒适的。splendid：伟大的，华丽的。gorgeous：美丽的，华丽的。What a splendid idea! 这个主意太妙了！The palace is gorgeous. 这宫殿真美。
8.
「正确答案」 B
「答案解析」 undermine：毁坏。damage：破坏，毁坏。strengthen：加强。consolidate：巩固，加强。
9.
「正确答案」 C
「答案解析」 depict：描绘。describe：描述，描绘。narrate：叙述。He narrated the whole story．他讲述了整个故事。illustrate：用图表举例，画插图。 She has illustrated several children's books．她为好几本儿童书画了插图。exemplify：用例子说明。以…为榜样。I will exemplify my point with a story．我会用一个故事举例说明我的观点。
10.
「正确答案」 A
「答案解析」 embody：包含，体现。include：包括，包含。exclude：排除在外。express：表达。emerge：出现，浮出。After a few weeks, the caterpillar emerges from its cocoon. 几周后，毛毛虫从茧中出来了。
11.
「正确答案」 B
「答案解析」 exotic：有趣的，异域情调的。interesting：有趣的。remote：遥远的。偏远的。a remote village：遥远的小山村。backwards：落后的。The village is backwards. 这个村庄很落后。
12.
「正确答案」 C
「答案解析」 inadequate：不充足的。即not enough不足够的。
13.
「正确答案」 A
「答案解析」 epidemic：传染的。infectious：传染的。inferior：差的，低劣的。This design is inferior to that one. 这个设计比那个设计差。infinite：无限的。Whether the universe is infinite or not is not known. 宇宙是否无限还未可知。inevitable：不可避免的，必然的。War now seems almost inevitable. 战争看来几乎不可避免的。
14.
「正确答案」 B
「答案解析」 be incapable of：没有能力做……。incompetent with：不胜任……。qualified：合格的。good at：善于……。ignorant of：对……无知。
15.
，职称英语（理工类）模拟试题 1