我国民法中可撤销的民事行为包括（）和（）。

活塞上的防砂槽有什么作用？

为了提高测试的效率，应该( )。

A．随机选取测试数据

B．取一切可能的输入数据作为测试数据

C．在完成编码以后制定软件的测试计划

D．集中对付那些错误群集的程序

在下面的横线上再续写两句话，组成一段文意贯通的文字。

　　生活中的许多情况，是应该用辩证的眼光来看待的。虽然我们说“失败是成功之母”，但有时成功却是失败之父，因为轻易的成功会带来轻易的失败，意外的成功也会潜伏着意外的失败；虽然我们说“谦虚使人进步”，____________________________________；虽然我们说“不识庐山真面目，只缘身在此山中”___________________________________。懂得这个道理，对我们的学习和工作是不无益处的。

副基准通过直接或间接与国家基准比对，地位仅次于国家基准，但不能代替国家基准使用。

When women do become managers, do they bring a different style and different skills to the job Are they better, or worse, managers than men Are women more highly motivated and (51) than male managers

Some research (52) the idea that women bring different attitudes and skills to management jobs, such as great cooperativeness, an emphasis on attachment, and a (53) to bring emotional factors to bear in making workplace decisions. These differences are seen to carry advantages for companies, (54) they expand the range of techniques that can be used to (55) the company manage its workforce effectively.

A study commissioned by the International Women’s Forum discovered a management style used by some women managers (and also by some men) that (56) from the command-and-control style traditionally used by male managers. Using this "interactive leadership" approach, "women (57) participation, share power and information, enhance other people’s self-worth, and get others excited about their work. All these (58) reflect their belief that allowing employees to contribute and to feel powerful and important is a win-win (59) —good for the employees and the organization. " The study’s director (60) that "interactive leadership may emerge as the management style of choice for many organizations. \

60().

A.predicted 

B.proclaimed 

C.denied 

D.diagnosed