题目内容

People have just come to realize that _____.

A. human attention is a scarce resource
B. city life can make people very tired
C. the city is an engine of intellectual life
D. an urban environment is damaging to the brain

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【C17】

As a result
B. However
C. Moreover
D. In addition

Considered as a【C6】of storing up buying power, money has good and bad points. It can more【C7】be kept a long time【C8】such things as food, which rots, or buildings, which slowly【C9】to pieces, or machines, which rust. It takes up very little【C10】, and if you put it in a bank, it is as【C11】as anything in this world can be.
But modern money has some very【C12】disadvantages as a means of storing up buying【C13】. In the old days, when money was in the【C14】of geld and silver coins, the metal in each was really【C15】the amount stamped on the coin. But the paper in modem paper money and even the metal in most modem coins are worth less than the【C16】written on them.【C17】, the buying power of modem money can change very greatly【C18】a short time.
It has happened more than once this century that the buying power of a country's money has fallen to almost【C19】in a few weeks,【C20】__many thousands of people with savings.
【C1】

A. in mm
B. by chance
C. at all
D. on average

A．He was frightened.B．He felt surprised.C．He felt very excited.D．He was cowardly.

A. He was frightened.
B. He felt surprised.
C. He felt very excited.
D. He was cowardly.

Owing to the efforts of the originators of the Welfare State,______.

A. the living standard had been greatly improved
B. the cost of living has been improved
C. people can live a longer life
D. both A and C