工程项目风险管理是指风险管理主体通过（）去认识项目的风险，并以此为基础保证项目总体目

短文填空

     My father brought home a sailboat when I was ten, and almost each Sunday in summers we would go

sailing. Dad was quite skilled in sailing, but not good at   1  . As for me, I learned both before twelve

because of living close to Lake Ontario.

     The last time Dad and I set sail together was really unforgettable. It was a perfect weekend after I

graduated from university. I came home and invited Dad to go sailing. Out we set soon on the calm lake.

Dad hadn't   2   for years, but everything   3   well with the tiller(舵柄)in his hands.

     When we were in the middle of the lake, a   4   wind came all of a sudden. The boat was hit violently. Dad was always at his best in any danger,   5   at this moment he froze.

     "John!    6 !" he shouted in a trembling voice, with the tiller still in his hands.

     In my memory he could fix any   7  . He was the one I always    8  to for strength and security.

Before I could respond, a wave of water got into the boat. I rushed to the tiller but it was too late. Another huge wall of water turned   9   the boat in a minute. We were thrown into the water, and Dad was

struggling aimlessly. At that moment, I felt fiercely protective of him.

     I swam to Dad quickly and assisted him in climbing onto the hull(船壳)of the boat. Upon sitting on the hull, Dad was a little awkward about his flash of.   10  "It's all right, Dad. We are safe now," I comforted him.

     That was the first time Dad had counted on me in a moment of emergency. More importantly, I found it was my turn to start looking out for my father.

合理选用冷却润滑液，可以减小塑形变形和刀具与工件间摩擦，使切削力（）。

A．增大

B．减小

C．不变

沥青路面改善包括哪些内容？

在一定温度下，某容积可变的密闭容器中，建立下列化学平衡：C(s)＋H₂O(g) CO(g)＋H₂(g)。下列叙述中不能说明上述可逆反应已达到化学平衡状态的是(　　)。

A．体系的压强不再发生变化

B．v_正(CO)＝v_逆(H₂O)

C．生成n mol CO的同时生成n mol H₂

D．1 mol H—H键断裂的同时断裂2 mol H—O键

在结构化方法中，软件功能分解属于下列软件开发中的哪个阶段 ( )

A．详细设计

B．需求分析

C．总体设计

D．编程调试