单选题
It is implied in Paragraph 2 that years ago governments______.
A、
paid much attention to the results of scientific discoveries
B、
seldom introduced safety laws before disasters occurred
C、
hardly ever looked into the causes of tragedies
D、
imposed safety rules as soon as disasters occurred
【正确答案】
B
【答案解析】
从本段最后两句话可知,过去政府在灾难发生后会对灾难的起因进行调查,并制定新的安全法则,但为时已晚。故选[B]。[C]“几乎从不调查悲剧的起因”,和[D]“灾难一发生就加强安全法则”与上述内容不符。[A]“非常注意科学发现的结果”,根本没提到安全生产,不可能是答案。
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