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

A.scatter

B.overtake

C.site

D.sponsor

2.Slides are sometimes called ________ film.

A.whistle

B.vigorous

C.robot

D.transparent

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

A.omitted

B.disputed

C.designed

D.chased

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

A.mixed

B.alloy

C.champion

D.grasp

5.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

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

A.pushed

B.purchased

C.promoted

D.promised

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

A.possible

B.potential

C.underneath

D.vital

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

A.interior

B.insurance

C.initial

D.invisible

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

A.metropolitan

B.microphone

C.microscope

D.microwave

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

A.psychologically

B.moderately

C.naturally

D.precisely

11.Mary has a _______ view of our future. But nobody believes what she said.

A.portable

B.primary

C.possession

D.positive

12.Nobody knows his _______ for helping us.

A.motive

B.motion

C.mood

D.moral

13.Both sides agree to establish a _______ zone between the south and north.

A.midst

B.mild

C.mention

D.neutral

14.This is a _______ moment for our research. We should be careful.

A.critical

B.belt

C.conscience

D.copper

15.This textbook is for the _______ students, not for the beginners.

A.observation

B.transportation

C.advanced

D.transfer

16.When I read the newspaper, I always read the _______ first.

A.headlines

B.headquarters

C.heaven

D.horizon

17.They _______ our house at $10,000.

A.count

B.vanish

C.weave

D.assess

18.When he studied at college, Jack was supported by a _______.

A.treatment

B.assistance

C.scholarship

D.protein

19.Even as _______, he made several wonderful inventions.

A.a stock

B.a representative

C.an undergraduate

D.a gulf

20.An emergency _______ is very important in case of fire.

A.exit

B.deposit

C.discharge

D.elaborate

答案:

1.B 2.D 3.A 4.B 5.D

6.C 7.B 8.C 9.C 10.A

11.D 12.A 13.D 14.A 15.C

16.A 17.D 18.C 19.C20.A