专升本考试

根据网考网考试中心的统计分析，以下试题在2018/8/15日专升本考试习题练习中，答错率较高，为：36%
【单选题】Some years ago safety rules ______. ()
A．were put forward due to scientists' recommendations
B．came into being as a result of the workers' demand
C．were introduced because quite a number of people were killed or seriously injured
D．were effective enough to protect workers and customers
网考网参考答案：C，答错率：36%
网考网试题解析：
暂时没有解析查看试题解析出处>>