1. We should make a clear _____ between the two scientific terms for the purpose of our discussion. A. distinction B. discrimination C. deviation D. separation 2. Rumors are everywhere, spreading fear, damaging reputations, and turning calm situations into ______ ones. A. tragic B. turbulent C. vulnerable D. suspicious 3. I was deeply impressed by the hostess ________ and enjoyed the dinner party very much. A.hostility B. indignation C. hospitality D. humanity 4. All imaginative _______ is a reflection of the real world. A. invention B. creation C. discovery D. illusion 5. Two discussions from different points of view may ______ each other. A. complexion B. compliment C. appendix D. complement 6. Now a paper in Science argues that organic chemicals in the rock come mostly from ______ on earth rather than on Mars. A. configuration B. constitution C. condemnation D. contamination [CET-6, 2000, 6] 7. The library has a vital role in our search for knowledge. It serves as a workshop for the entire college or university, students and ______ alike. A. executives B. faculty C. crew D. staffs 8. In general, matters which lie entirely within state borders are the ______ concern of state government. A. extinct B. excluding C. excessive D. exclusive [CET-6, 1997, 1] 9. The old sailor had never studied navigation, but he had good _____ knowledge of it. A. periodical B. tropical C. empirical D. vertical 10. He _______ the truth at last by questioning all the bots in the school. A. caused B. resulted C. aroused D. elicited 11. The new secretary has written a remarkably ______ report only in a few pages but with all the details. A. concise B. clear C. precise D. elaborate 12. The lady in this strange tale very obviously suffers from a serious mental illness. Her plot against a completely innocent old man is a clear sign of _______. A. impulse B. disposition C. insanity D. inspiration [CET-6, 2001, 1] 13. The two playwrights worked in close ______ with each other on the script. A. collaboration B. circulation C. coalition D. inspiration 14. The police stopped me the other day as I was driving home, because I was ______ the speed limit. A. transcending B. exceeding C. surpassing D. overtaking 15. Some people are more _____ to sea-sickness. A. inclined B. liable C. likely D. apt 16. I think she hurt my feeling ______ rather than by accident as she claimed. A. virtually B. deliberately C. literally D. appropriated [CET-6, 1997, 1] 17. Some American colleges are state-supported, others are privately _______, and still others are supported by religious organizations. A. ensured B. attributed C. authorized D. endowed 18. Parents take a great interest in the _____ questions raised by their children. A. nasty B. naive C. obscure D. offensive 19. He is well _______ with the history of the company. A. blessed B. conformed C. complied D. acquainted 20. He wrote to me last week regarding a teaching _____ he thought might interest me. A. profession B. proportion C. provision D. proposition 参考答案及精讲分析： 1. 答案为A。A. distinction：区别，个性，分别，不同 B. discrimination： 区别，辨别，歧视 C. deviation：偏离，偏差 D. separation：分离，分开 2. 答案为B。A. tragic：悲惨的，悲剧的 B. turbulent：混乱的，不宁的 C. vulnerable：易伤害的 D. suspicious：可疑的，怀疑的 3. 答案为C。A.hostility：敌意，恶意 B. indignation：愤怒，生气 C. hospitality：盛情，热情 D. humanity：仁慈，富有人性 4.答案B。A.invention：发明 B. creation：创造，（创造的）作品 C.discovery：发现 D. illusion：错觉，幻觉 5. 答案为D。A. complexion：面色，气色，肤色 B. compliment：赞扬，恭维 C.appendix：附录 D. complement：补色，补足 6. 答案为B。A. configuration：构造，配置，地形 B. constitution：结构我， 构成，组成 C. condemnation：谴责，判刑 D. contamination：污染，弄脏 7. 答案为B。A. executive：行政管理人员 B.facilty：教师（总称） C. crew：全体（船员）机组成员 D. staff：成员（总称）