(每题1分，共15分)

1、The levels of radioactivity in fields neighbouring the nuclear plant are higher than regular levels.

A.significant

B.usual

C.important

D.harmful

2、The French Revolution was a period of disorder, but produced some great literature.

A.chaos

B.interest

C.imagination

D.success

3、She was one of the leading writers of her day.

A.expected

B.natural

C.most important

D.least

4、The hill was once rich with iron.

A.abundant

B.destitute

C.enough

D.sufficient

5、The retired couple lived a life of ease. 

A.luxury

B.misery

C.poverty

D.comfort

6、We should abide by the rules and regulations.

A.conform to

B.comply to

C.lead to

D.observe to

7、What were the effects of the decision she made?

A.results

B.extinction

C.lure

D.reasons

8、Put some effort into your work.

A.effect

B.force

C.coverage

D.energy

9、The number of United States citizens who are eligible to vote continues to increase.

A.encouraged

B.enforced

C.entitled

D.expected

10、According to the constitution, anyone over the age of 18 is eligible to vote.

A.illegal

B.legitimate

C.required

D.qualified

11、The doctor said that I had to eliminate alcohol.

A.cut out

B.cut on

C.cut in

D.cut up

12、The class of mammals embraces nearly all warm?blooded animals except the birds.

A.takes on

B.takes over

C.takes in

D.takes up

13、The environmentalists advocated better protection of the earth.

A.appeal

B.pledge

C.proclaim

D.urge

14、We can utilize water for producing electric power.

A.employ

B.embrace

C.emerge

D.emphasize

15、Your reasons for refusing to help are quite vague.

A.obvious

B.typical

C.imprecise

D.unreasonable

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