11. The manager allocate duties to the clerks.
A. assign
B. persuade
C. ask
D. order
12. The once barren hillsides are now good farmland.
A. hairless
B. bare
C. empty
D. bald
13. It is postulated that a cure for the disease will have been found by the year 2000.
A. challenged
B. assumed
C. deducted
D. decreed外語(yǔ)學(xué)習(xí)網(wǎng)
14. We must abide by the rules.
A. stick to
B. persist in
C. safeguard
D. apply
15. From my standpoint，you know，this thing is just funny.
A. position
B. point of view
C. knowledge
D. opinion