题目内容
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[主观题]
Which of the following can be inferred from the passage？A．Air pollution laws in the United
Which of the following can be inferred from the passage？
A．Air pollution laws in the United States and in Canada typically don't specify the amount of pollutants released by industries.
B．The neighboring areas of a factory receive less pollution than distant areas.
C．The number of occurrences of acid rain over the last few years has been on the rise
D．It is generally believed that ineffective air pollution laws rather than industries are to blame for acid rain.
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