管理的方法
参考答案：
行政方法、经济方法、教育方法、数量分析方法。
Of the following types of historical information that can be used in risk identification，which is the least reliable
A．Project file
B．Commercial database
C．Project team knowledg
D．Lessons learned database
建立表单的命令是
A．CREATE FORM
B．START FORM
C．NEW FORM
D．BEGIN FORM
