9. Every profession or trade, every art, and every science has its technical vocabulary. Different occupations, however, differ widely in the character of their special vocabularies. In trades and handicrafts, and o...

4. According to the author, Americans' cultural blindness and linguistic ignorance will ________ . A. affect their image in the new era B. cut themselves off from the outside world C. limit their ro...

15. It can be seen from the passage that the expansion of America's elderly population ________. A. will provide good job opportunities in many areas B. will impose an unbearable burden on society C. may lead to nursing hom...

29. Before the conference begins, let’s take an _______ of the present situation. A. overall B. overview C. overture D. oversight ...

40. We were asked to ________ from smoking until the plane was airborne. A. resist B. restrain C. restrict D. refrain ...

10. The number of registered participants in this year's marathon was half _____. A. of last year's B. those of last year's C. of those of last year D. that of last year's ...

3. The professor can hardly find sufficient grounds _____ his argument in favor of the new theory. A. which to base on B. on which to base C. to base on which D. which to be based on ...

28. Jane: Television is really harmful to children. There is so much sex and violence on TV these days.Mike: ___________ (showing mild agreement) A. That’s absolutely true. B. That’s no exaggeration. C. You have a...

17. Although his brain had been seriously hurt, he finally retrieved his memory. A. regained B. returned C. looked for D. retreated ...

7. The mother is very possessive about her youngest son. A. wants all the possession of B. is very strict with C. wants all the affection of D. is very kind to ...