北航《航空英语2》在线作业三
一、单选题（共 25 道试题，共 100 分。）
1. Workers in the fine arts () thoughts and feelings through their creative works. A. transmit B. elaborate C. convey D. contribute
-----------------选择：C
2. Color and sex are not relevant () whether a person is suitable for the job. A. on B. for C. to D. with
-----------------选择：C
3. The London Marathon is a difficult race.(), thousands of runners participate every year. A. Therefore B. Furthermore C. Accordingly D. Nevertheless
-----------------选择：D
4. Thomas Jefferson and John Adams died on July 4, 1826, the fiftieth () of American Independence. A. ceremony B. occasion C. occurrence D. anniversary
-----------------选择：D
5. Some plants are very () to light; they prefer the shade. A. sensible B. flexible C. objective D. sensitive
-----------------选择：D
6. The continuous rain () the harvesting of the wheat crop by two weeks. A. set back B. set off C. set out D. set aside
-----------------选择：A
7. Being ignorant of the law is not accepted as an () for breaking the law.
