事故统计指标体系的绝对指标是指反映伤亡事故全面情况的绝对数值，如（）等。
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Mr．Yang，_______for his fatmous invention，was invited to give a lecture in the technical university． A．was known B．knowing C．was knowing D．known
This is an ideal site for a university__________ it is far from the downtown area. A．now
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