安全生产监察方式一般有______监察和______监察。
A．行为、技术
B．活动、文件
C．活动、制度
D．制度、技术
参考答案：A
How did I find the man who left the paper().
A.He came back for the paper.
B.He came back for more copying.
C.He came to me.
D.He invited me to his home.
