16. Fruit pickers are paid at the _____ of '4.00 an hour.
A. rate
B. scale
C. sum
D. value
17. Fumes from the exhaust of an automobile are ______.
A. notorious
B. anxious
C. noxious
D. delicious
18. George wasn't in class today, Professor Brown excused him ______.
A. from attending
B. of attending
C. to attend
D. attending
19. Class will _____ at a high temperature and will be in a liquid condition.
A. dissolve
B. disappear
C. melt
D. evaporate
20. Hamlet _____ his father's death on his uncle.
A. reversed
B. reverted
C. revenged
D. revealed
参考答案：
1. D 2. B 3. B 4. C 5. B 6. A 7. B 8. A 9. B 10. D
11. C 12. B 13. B 14. A 15. A 16. C 17. A 18. C 19. A 20. C