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【单选题】
前收缩和室性期前收缩心电图上最主要的区别是A.
心搏是否提早出现
B.
提早的QRS波前有无相关的P波
C.
提早的QRS波后面有无ST-T改变
D.
代偿间歇是否完全
E.
QRS波形态有无异常
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反馈参考答案：
举一反三
【单选题】C4. Which of the following is a currently effective trade agreement?
A.
TPP Agreement
B.
NAFTA (North American Free Trade Agreement)
C.
GATT(General Agreement on Tariffs and Trade)
D.
European Union
【判断题】In client/server computing, the client is the user point of entry, whereas the server typically processes and stores shared data.
A.
正确
B.
错误
【单选题】When a client using the SERVER_ENCRYPT authentication type connects to a server using the SERVER authentication type, what happens?（）
A.
An error will occur.
B.
Data passed between the client and the server is encrypted.
C.
User IDs and passwords are passed to the server unencrypted.
D.
User IDs and passwords are encrypted before they are passed to the server.
【简答题】患者男性，35岁。近期便血频繁，身体虚弱。其主要护理诊断是A. 潜在并发症：感染B. 排泄形态改变：便血C. 营养失调：与便血有关D. 身体虚弱：因为患者有便血E. 体液不足：与便血丢失体液有关
【简答题】ZXONM E300网管系统软件中,Manager与Agent之间, 是, 是 Server;Manager与Database之间, 是, 是Server;Manager与GUI之间, 是, 是Server。
【单选题】In a client-server paradigm ( )
A.
both the server and the client must be running all the time.
B.
both the server and the client need to be running only when they are needed.
C.
the server must be running all the time but the client needs to be running only when it is needed.
D.
the client must be running all the time but the server needs to be running only when it is needed
【多选题】个体对心理应激源的认知与评估受以下哪些因素的影响（ ）
A.
应激源的强度
B.
应激源的性质
C.
个体的性格特征
D.
个体当时的身体状态
E.
个体可利用的社会支持系统
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