单项选择题

Questions 11 to 14 are based on the following passage. At the end of the passage, you will be given 20 seconds to answer the questions.
Now, listen to the passage.
What Is the base of film today

A．Salt.
B．Silver Salt.
C．Metal.
D．Plastic.

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单项选择题

The two speakers are mainly talking about ______.

A．their purchase in a supermarket
B．their part-time jobs
C．the yard work
D．drawbacks of having .a part time job

问答题

[听力原文]American Society Is ChangingIn many nations, everyday activities are done in a planned, orderly manner. For example, formal relationships among people may be determined according to customs and habits that have existed for a long time. People visiting an informal country, such as the United States, may find that the American belief in personal initiative or freedom and the whole economic system are quite confusing and uncontrolled. To some visitors such freedoms are too loose and too disorganized to be comfortable.Today, the United States is experiencing great changes in every part of society, therefore life in America may indeed seem confused. Social attitudes are being questioned. Americans are wondering. Is there any morality ”“ Why has the nation never given all of its citizens full opportunity Visitors may notice that some Americans are beginning to leave the cities and make their homes in small cities and towns where life is quieter and slower.

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