9. An important part of the national government is the Foreign Service， a branch of the Department of state.
A. a unity
B. a division
C. an embassy
D. an invasion
10. She has been the subject of massive media coverage.
A. extensive
B. negative
C. responsive
D. explosive
11.Many teenagers say they use the internet for the purpose of study.
A. aim
B. target
C. point
D. plan
12. Accordingly， a number of other methods have been employed.
A. Therefore
B. Afterwards
C. However
D. Furthermore
13. Gunpowder was used extensively in firearms prior to 1990.
A. in
B. around
C. from
D. before
14. Her death was a great grief to him and I doubt if he ever recovered afterwards.
A. got through
B. got by
C. got on
D. got over
15. He bought his house on the payment plan paying a certain amount of money each month.
A. piece
B. share
C. installment
D. part
参考答案：1. C 2. D 3. C 4. D 5. A 6. B 7. B 8. A 9. B 10. A11.A 12. A 13. D 14.A 15. C