16. This is what you should bear in mind: Don’t ________ a salary increase before you actually get it.

　　A) hang onB) draw onC) wait onD) count on

　　17. The ship’s generator broke down, and the pumps had to be operated ________ instead of mechanically.

　　A) artificiallyB) automaticallyC) manuallyD) synthetically

　　18. The little girl was so frightened that she just wouldn’t ________ her grip on my arm.

　　A) loosenB) removeC) relieveD) dismiss

　　19. He never arrives on time and my ________ is that he feels the meetings are useless.

　　A) preferenceB) conferenceC) inferenceD) reference

　　20. Mrs. Smith was so ________ about everything that no servants could please her.

　　A) specificB) specialC) preciseD) particular

　　21. Last night he saw two dark ________ enter the building, and then there was the explosion.

　　A) featuresB) figuresC) sketchesD) images

　　22. It is obvious that this new rule is applicable to everyone without ________.

　　A) exceptionB) exclusionC) modificationD) substitution

　　23. His temper and personally show that he can become a soldier of the top ________.

　　A) circleB) rankC) categoryD) grade

　　24. During the lecture, the speaker occasionally ________ his point by relating his own experiences.

　　A) illustratedB) hintedC) citedD) displayed

　　25. Only those who can ________ to lose their money should make high-risk investments.

　　A) maintainB) sustainC) endureD) afford

　　26. He found the ________ media attention intolerable and decided to go abroad.

　　A) sufficientB) constantC) steadyD) plenty

　　27. There has been a collision ________ a number of cars on the main road to town.

　　A) composingB) consistingC) involvingD) engaging

　　28. ________ elephants are different from wild elephants in many aspects, including their tempers.

　　A) CultivatedB) RegulatedC) CivilD) Tame

　　29. Ten days ago the young man informed his boss of his intention to ________.

　　A) resignB) rejectC) retreatD) replace

　　30. As one of the world’s highest paid models, she had her face ________ for five million dollars.

　　A) depositedB) assuredC) measuredD) insured