11. Despite the plan’s emphasis on agricultural________, the industrial sector received a larger share of state investment.

                                           A. developing                B. developer                  C. development D. developed

12. ________have announced that a major breakthrough in medicine has been made.

                                           A. Research                   B. Researchers               C. Researches    D. Researching

13. The country’s economy relies heavily on the tourist________.A. industry           B. industrial     C. industrialize D. industrious

14. Some people believe that books are ______ species, fighting for survival in competition with TV, film, the Internet and CD.

                                           A. danger                       B. dangerous                  C. endangered   D. dangerously

15. These quick and easy________can be effective in the short term, but they have a cost.

                                           A. solve                         B. solvable                     C. solutions       D. solvability

16. The problem of________among young people is hard to solve.A. employment B. employersC. employeesD. unemployment

17. Our professor________said we should turn in the assignment on Friday.

                                           A. specific                     B. specifically                C. specifying     D. specifyingly

18. In the past people believed that women’s________roles were as mothers and wives.

                                           A. nature                       B. natural                       C. naturism        D. naturalist

19. Although David was________after a day’s work in the office, he tried to help his wife the household chores.

                                           A. exhaustion                B. exhausted                  C. exhausting     D. exhaustive

20. This is very________! Can’t you practice your violin somewhere else?

                                           A. convenient                B. conveniently             C. inconvenient D. convenience