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在《全国银行间债券市场交易管理办法》中，哪些机构可以成为债券市场的参与者，从事债券交易活动？

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女性，37岁，因突发头痛3小时入院，行头颅CT提示蛛网膜下腔出血。既往无高血压病史。患者入院后除脱水、止血等治疗外，还应进行何种重要检查（）

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A. 拇指、示指指蹼虎口处切口
B. 大鱼际偏尺侧波动最明显处
C. 中、无名指间指蹼间横切口
D. 掌横纹中三分之一横切口
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某患者因头痛、步态不稳3个月入院，行颅脑MRI检查提示后颅窝占位。如患者表现为躯干性和下肢远端共济失调，行走时两足分离过远，左右摇晃醉汉步态，病变考虑位于（）

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C. 小脑蚓部
D. 小脑幕
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Microsoft's COM is a software（1）that allows applications to be built from binary software components. COM is the underlying architecture that forms the foundation for higher-level software services, like those provided by OLE.COM defines a binary standard for function calling between components,a way for components to dynamically discover the interfaces implemented by other components,and a mechanism to identify components and their interfaces uniquely. OLE is a compound（2）standard developed by Microsoft.OLE makes it possible to create（3）with one application and link or embed them in a second application.Embedded objects retain their original format and（4）to the application that created them.Support for OLE is built into the Windows and MacOS Operating Systems.A（5）compound document standard developed mainly by Apple and IBM is called OpenDoC.空白（1）处应选择（）

A. architecture
B. protocol
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