1. Because of its intimacy, radio is usually more than just a medium; it is _________. [A]firm [B]company [C]corporation [D]enterprise A. B. C. D. 2. 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. 3. 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. 4. Using extremely different decorating schemes in adjoining rooms may result in _________ and lack of unity in style. [A]conflict [B]confrontation [C]disturbance [D]disharmony A. B. C. D. 5. It is naive to expect that any society can resolve all the social problems it is faced with _________, [A]for long [B]in and out [C]once for all [D]by nature A. B. C. D. 题号正确答案1B 2C 3A 4D 5C