[单项选择]The cars {{U}}traveled{{/U}} 200 miles a day.
A. came
B. covered
C. gone
D. walked

[单项选择]The cars {{U}}traveled{{/U}} 200 miles a day.
A. came
B. covered
C. gone
D. walked

[单项选择]People traveled hundreds of miles to be in the presence of the ______ and listen to his ______ words.
A. (A) scholar.. ludicrous
B. (B) dissident.. calming
C. (C) extrovert.. fabricated
D. (D) miscreant.. joyous
E. (E) sage.. astute

[单项选择]I have traveled through the length and {{U}}breadth{{/U}} of this country.
A. extent
B. border
C. width
D. center

[单项选择]Allthe cars are tested for {{U}}defects{{/U}} before leaving the factory
A. functions
B. faults
C. motions
D. parts

[单项选择]All the cars are tested for {{U}}defects{{/U}} before leaving the factory.
A. functions
B. faults
C. motions
D. parts

[单项选择]And the cars are tested for {{U}}defects{{/U}} before leaving the factory.
A. functions
B. faults
C. motions
D. parts

[单项选择]The {{U}}replacement{{/U}} of air-polluting cars by non-pollution cars will take some time.
A. supplement
B. substitute
C. replenishment
D. complement

[单项选择]

Cars account for half the oil consumed in the U. S. , about haft the urban pollution and one fourth the greenhouse (温室) gases. They take a similar toll (损耗) of resources in other industrial nations and in the cities of the developing world . As vehicle use continues to increase in the coming decade, the U.S. and other countries will have to deal with these issues or else face unacceptable economic, health-related and political costs. It is unlikely that oil prices will remain at their current low level or that other nations will accept a large and growing U. S. contribution to global climatic change.
Policymakers and industry have four options: reduce vehicle use, increase the efficiency and reduce the emissions of conventional gasoline-powered vehicles, switch to less harmful fuels, or find less polluting driving systems. The last of these -- in particular the introduction of vehicles powered by electricity -- is ultimately the only sustainable option. The other alternat
A. consume half of the oil produced in the world
B. have serious consequences for the well-being of all nations
C. widen the gap between the developed and developing countries
D. impose an intolerable economic burden on residents of large cities

[单项选择]Peter Miles is
A. from the Esperanto Translation Service in England
B. in charge of the Esperanto Translation Organization of Britain
C. a member of the Esperanto Translation Organization in Britain
D. a member of the Translation Service of Europe

[单项选择]Professor Wu traveled and lectured throughout the country, to （） education and professional skills so that women could enter the public world.
A. prosecute
B. acquire
C. proclaim
D. advocate