11. The two parties finally agreed to collaborate with each other.
A. operate
B. conduct
C. lead
D. cooperate
12. The performance at the concert is really miraculous.
A. humorous
B. dangerous
C. lazardous
D. wonderful
13. John doesn't believe in traditional medicine; he has some remedies of his own.
A. standard
B. regular
C. routine
D. conventional
14. The view from my bedroom window was absolutely spectacular.
A. general
B. traditional
C. magnificent
D. strong
15. The Mayan civilization flourished on the Yucatan peninsula of Mexico.
A. profited
B. gained
C. benefited
D. prospered
16. Mr. Johnson evidently regarded this as a great joke.
A. readily
B. casually
C. obviously
D. simply
17. We all think that Mary's husband is a very monotonous person.
A. shy
B. stupid
C. dull
D. selfish
18. The workers in that factory manufacture furniture.
A. promote
B. paint
C. produce
D. polish
19. They only have a limited amount of time to get their points across.
A. large
B. total
C. small
D. similar
20. Can you follow the plot?
A. change
B. investigate
C. write
D. understand