欧洲安全合作会议

In the following essay, each blank has four choices. Choose the most suitable one from the four choices and write down in the answer sheet.
The key to SNMP (76) is its simplicity. It has a small command set that does a good job of collecting information from (77) any network device. In a SNMP environment, (78) of the work is handled by the network management system. Devices that are being managed are not (79) with processing (80) that might affect their performance.

A．many

B．almost

C．a lot of

D．nearly

下列分子或离子中不能跟质子（H⁺）结合的是（     ）

A．NH₃

B．H₂O

C．HF

D．CH₄

已有定义：char a[]="xyz",b[]={'x','y','z'};，以下叙述中正确的是______。

A．数组 a 和 b 的长度相同

B．a 数组长度小于 b 数组长度

C．a 数组长度大于 b 数组长度

D．上述说法都不对

气血关系指的是下述哪两脏之间的关系（）

A.心与肺

B.心与脾

C.心与肝

D.心与肾

E.肺与肝

通过鸡蛋传播疫病的方式称为（）。

A.垂直传播

B.间接传播

C.水平传播