11. No one knew _____about the reason for his delay.
A. something
B. anything
C. everything
D. nothing
12. Curricula _____ currently being developed in office technologies.
A. are
B. is
C. were
D. was
13. _____, one must obtain permission.
A. Before started the project
B. Before start the project
C. Before the project starting
D. Before starting the project
14. Their prices is not so competitive _____.
A. as you
B. as your
C. as yours
D. as your’s
15. The contract, whose stipulations have been negotiated over the past six months, _____ to be signed this week.
A. was
B. is
C. were
D. are
16. The failure of the Suggestion Scheme is _____ the low reward.
A. due to
B. because
C. owe to
D. since
17. The foreign investment has further improved in _____ years.
A. past the three
B. the three past
C. three past
D. the past three
18. Of all the offers we have received, yours is _____ competitive and thus the most unacceptable.
A. the least
B. the less
C. the most
D. the more
19. San Francisco is more cosmopolitan than _____ in California.
A. any city
B. other any cities
C. any other city
D. other any city
20. Our objectives are to make our stock profitable, to operate efficiently, and _____ good employee relations.
A. developing
B. to develop
C. developed
D. the development of
