11.
Some day software will translate both written and spoken language so well that the need for any common second language could __________.
A. descend B. decline C. deteriorate D. depress
A. B. C. D.

12.
______ to some parts of South America is still difficult, because parts of the continent are still covered with thick forests.
A. Orientation B. Access C. Procession D. Voyage
A. B. C. D.

13.
One of the responsibilities of the Coast Guard is to make sure that all ships _________ follow traffic rules in busy harbors.
A. cautiously B. dutifully C. faithfully D. skillfully
A. B. C. D.

14.
The individual TV viewer invariably senses that he or she is _________ an anonymous, statistically insignificant part of a huge and diverse audience.
A. everything except B. anything but C. no less than D. nothing more than
A. B. C. D.

15.
Fuel scarcities and price increases _______ automobile designers to scale down the largest models and to develop completely new lines of small cars and trucks.
A. persuaded B. prompted C. imposed D. enlightened
A. B. C. D.

16.
The chairman of the board _________ on me the unpleasant job of dismissing good workers the firm can no longer afford to employ.
A. compelled B. posted C. pressed D. tempted
A. B. C. D.

17.
The Timber rattlesnake is now on the endangered species list, and is extinct in two eastern states in which it once _________.
A. thrived B. swelled C. prospered D. flourished
A. B. C. D.

18.
However, growth in the fabricated metals industry was able to _________ some of the decline in the iron and steel industry.
A. overturn B. overtake C. offset D. oppress
A. B. C. D.

19.
When any non-human organ is transplanted into a person, the body immediately recognizes it as _________.
A. novel B. remote C. distant D. foreign
A. B. C. D.

20.
For three quarters of its span on Earth, life evolved almost _________ as microorganisms. 来源：www.examda.com

A. precisely B. instantly C. initially D. exclusively
A. B. C. D.