What happened to Pete last Fourth of July? How many fireworks eye injuries occur in the U.S. each year?

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问题 What happened to Pete last Fourth of July?
How many fireworks eye injuries occur in the U.S. each year?

选项 A、About 9000.
B、About 4500.
C、About 1350.
D、About 30.

答案C

解析短文的第三段讲到，在美国，每年发生9000多起有烟火导致的伤害，其中有一半是头部伤，而在这一半头部伤中，又有三分之一是眼伤。

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职称英语卫生类C级

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