单项选择题 He has never shown any inclination to ____ pressure in any area or from any other person.   A、bow B、bow to C、bow over D、bow out

问答题 在分析夹紧力时, 可把螺旋看作是一个缠绕在圆柱体上的斜面, 展开后就相当于________________了。

未知题型 The project maintains a current and approved set of requirements over the life of the project by doing the following: .(73)all changes to the requirements . Maintaining the relationships among the requirements, the project plans, and the work products . ……A.MonitoringB.ManagingC.GatheringD.Reducing