11.He drove very fast to _______ that red car.

A. scatter B.overtake C.site D.sponsor

12.Slides are sometimes called ________ film.

A. whistle B.vigorous C.robot D.transparent

13.Professor Smith _______the most important part in his paper.

A. omitted B.disputed C.designed D.chased

14.This knife is made of steel _______ and it can be used for a long time.

A. mixed B.alloy C.champion D.grasp

15.The theory of _______ was developed by Darwin and is now understood by nearly everybody in the world.

A. determination B.distribution C.discipline D.evolution

16.Mr. Green has recently been _______ to director of the president’s office.

A. pushed B.purchased C.promoted D.promised

17.We don’t think that his _______ ability has been well developed.

A. possible B.potential C.underneath D.vital

18.Our _______ talks promise a good future for our cooperation.

A. interior B.insurance C.initial D.invisible

19.The _______ can help people to see very small objects.

A. metropolitan B.microphone C.microscope D.microwave

20.Physically we feel comfortable. But _______, we suffer a lot.

A. psychologically B.moderately C.naturally D.precisely

答案：A A A B B     A A B C C