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问题 单项选择题

NAVTEX系统规定航行警告信息（）。

A．只应播发一遍

B.只要在有效期内应一直予以播发

C.只要在有效期内，在规定的广播时间内应一直予以播发

D.在任何时间都可以播发

答案

参考答案：C

填空题

目前，电站锅炉中常用的蒸汽清洗装置有钟罩式和平（）两种。
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单项选择题

A client who was found huddled in her apartment by the police is admitted to the clinic. The client stares toward one corner of the room and seems to be responding to something not visible to others. She appears hyperalert and scared. Which of the following conclusion by the nurse is most appropriate according to the situation()

A. Nothing is wrong because the client isn’t a threat to society.

B. The client is malingering.

C. The client may be hallucinating.

D. The client is suicidal.
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