一、从下列各句四个选项中选出一个最佳答案，并在答题纸上将相应的字母涂黑。
l.lf you are not definitely accepted or _____ on the spot, ask:"When may I expect to hear the result of this interview?"
A. tumed out B. turned on
C. turned down D. turned away
2. Scientists doubt whether it' s____ to regulate one' s biological clock by drinking.
A. feasible B. incredible
C. fashionable D. valuable
3. You'd better leave things ____ if you don' t know how to deal with them.
A. lonely B. only
C. lone D. alone
4. The professor asked a question,and David ____ a good answer.
A. put up with B. stood up for
C. came up with D.looked down upon
5. We ____ go out to restaurants, but mostly we eat at home.
A. occasionally B. relatively
C. continually D.absolutely .
6. Our space and time laws don't _ to objects in the area of a black hole.
A. supply B. apply
C. deploy D. employ
7. The spokesman occasionally _ his speech with gestures.
A. acknowledges B. accompanies
C. attributes D. anticipates
8.I was told _ Bill Gates was thirteen he began to play with computers.
A. that how B. how that
C. when that D. that when
9. The newspaper will have to close down if it cannot increase its _. considerably.
A. distribution B. contribution
C. prescription D. circulation
10. Country life is better than city life it offers fresh air and noiseless environment.
A. in that B. as that
C. as for D. in which
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