A. same
B. many
C. helpful
D. different
10. The house was seriously destroyed.
A. slightly
B. heavily
C. obviously
D. sadly
11. The most pressing problem any economic system faces is how to use its scarce resources.
A. puzzling
B. difficult
C. terrifying
D. urgent
12. I visited this famous writer now and then.
A. always
B. occasionally
C. constantly
D. regularly
13. It seems inevitable for people to make such a mistake.
A. strange
B. certain
C. inconsistent
D. proper
14. You should take many factors into consideration when going for an interview.
A. thought
B. mind
C. account
D. memory
15. Even in a highly modemized country, manual work is still needed.
A. expressive
B. physical
C. exaggerated
D. mental