项目风险管理的系统过程包括哪几个步骤？
参考答案：
风险识别，风险分析和评价，规划并决策，实施决策，检查。
Was it through Mary _____ was working at a high school, ______ you got to know Tom? [ ]
A. who; who
B. who; that
C. that; have
D. that; where
一只梅花鹿高1.42米，一只长颈鹿的高度比梅花鹿的3.5倍还多0.8米．长颈鹿高多少米？
