考博英语真题05-09

40.Faults in the Earth’s crust are most evident in sedimentary formations,interrupt previously continuous layers.

A.by which

B.which it

C.where they

D.thus it

兰州大学2007年考博英语试题

注意：答案请一律写在答题纸上，写在试题上无效。Section I

1.An important function of early stone took was to extract highly nutritiousfood

from large animal carcasses

A.destroy

B.identify

C.remove

pare

2Regional planning deals with proposals concerning outlying communities and highways as well aswith urban affairs

A.outlandish

B.remote C exempted D.exclusive

3.Potash and soda are not interchangeable for all purposes,but for glass-or

soap-making cither would do.

A.advantageous

B.convenient

C.identifiable

D.equivalent

4.With the dawn of space exploration,the notion that atmospheric conditions on

Earth may be unique in the system was strengthened

A.continuation

B.beginning

C.expansion

D.outcome

5.When the glaciers thawed after the last ice age%the five Great Lakes of North America were formed

A.melted

B.advanced C evaporated D.exploded

6.New York is a shopper's paradise whether one wants to spend large sums of

money in elegant department stores or rifle though goods displayed on street barrows

A.a fortune

B.a dime

C.much

D.quite lot

7.During the rainy season the Mississippi River may carry away hundreds of acres

of valuable topsoil from one area and arbitrarily deposit it in another.

wfully

B.subsequently

C.randomly

D.mercilessly

8.Over six million citizens of the United States collect benefits from private pension plans each year.

A.nongovernmental

B.unauthorized

C.confidential

D.nontransferable

9.Of the thousands of known volcanoes in the world,the overwhelming majority are dormant.

A.uncharted

B.unpredictable

C.minor

D.inactive

10.The lymphatic system includes a network of tiny capillaries that lie adjacent to

the fine blood vessels.

A.independent of

B.near

C.obscured by

D.within

11.One of California's most acuteproblems is an inadequate water supply.

A.critical

B.unusual

C.persistent

D.unexpected

12.It is estimated that at one time there existed from one to two thousand American Indian languages and at least as many cultures,each different in some respect from

all the others.

A.prospect

B.stages

C.aspect

D.activity

13.The eardrum,a taut membrane located at the end of the ear canal,separates the

outer ear from the inner ear.

A lightly tinted B.tightly stretched C.somewhat opaque D.delicately made

14.It was commonly felt that the purchase of Alaska by the United State in1867

was foolish.

A.requiring

B.sending

C.buying

D.applying

15.In the Pacific Northwest,as climate and topography vary,so do the species that prevail in the forests.