reason（）

A . You have too many tables. B . Your tables are too long. C . Your tables have difficult names. D . You want to work on your own tables. E . You want to use another schema's tables. F . You have too many columns in your tables.

A . the disabled vessel should be towed to the nearest port B . the disabled vessel should be inspected for flammable gases C . passengers should always be removed from the disabled vessel D . personnel on the disabled vessel should don PFD'

A . That B . It C . Which D . What

A . 不安全的行为 B . 组织缺陷 C . 航空器缺陷 D . 不安全的行为的前提条件

A . 二级 B . 三级 C . 四级 D . 五级

A . the use of hosted email services eliminating the need for local security B . the perceived costs of security solutions C . the lack of risk analysis D . the lack of threats to their network E . the belief that free security tools are sufficient F . the desire to avoid unnecessary technologie

A . why B . that C . where D . a

A . 一个 B . 二个 C . 多个 D . 很多

A．Right B．Wrong C．Not mentioned

A．A.Her insistence on replacing local property taxes with a uniform. poll tax B．B.Her unwillingness to fully integrate the pound into a common European currency C．C.Criticism of her leadership mounted D．D.Her facing serious opposition

A．Flight 35 B．Flight 98 C．Flight 274 D．Flight 350

A．操作人员违规 B．不安全行为心理先兆 C．现场管理中的缺陷

Reason模型充分展示系统安全思想，建立系统安全理论奠定了基础。()此题为判断题(对，错)。 是 否

A. duty B. necessity C. ask

A．TNFi治疗的生物制剂包括恩利、阿达木单抗和英夫利昔单抗 B．入选患者570名 C．研究主要终点：抗TNF治疗继发性失败的RA或SpA患者抗药物抗体产生情况及对血药浓度的影响 D．同时研究在AS患者中比较减量与足量对疗效及安全性的影响

A．is a sign of one's friendliness B．is a sign of one's unfriendliness C．makes people feel happy D．makes people feel uncomfortable

A．to learn something B．to learn anything C．learn something D．learn anything