单项选择题

In the United States today ______.

A．alcoholism is not a major social problem
B．there are no more than a million alcoholics
C．the problem of alcoholism costs thousands of millions of dollars every year
D．alcoholism has caused a million automobile accidents a year

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热门试题

单项选择题

Americans are now taking steps to solve the problem of alcoholism by ______.

A．decreasing the amount of alcohol dnmk by drivers
B．teaching young students how to drive safely after drinking alcohol
C．punishing people more heavily for driving after drinking alcohol
D．giving special courses to teach doctors about new drugs and treatments for alcoholics

单项选择题

The emergence of the mass media and of specialized periodicals showed that ______.

A．standards of literacy had declined
B．readers' interests had diversified
C．printing techniques had improved
D．educationalists' attitudes had changed