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问题 单项选择题

下列诗句中，上下句关系与“欲穷千里目，更上一层楼”相同的是（）。

A.随风潜入夜，润物细无声

B.少壮不努力，老大徒伤悲

C.开轩面场圃，把酒话桑麻

D.风云三尺剑，花鸟一床书

答案

参考答案：B

单项选择题

Before a transesophageal echocardiogram, a client is given an oral topical anesthetic spray. Upon return from the procedure, the nurse observes that the client has no active gag reflex. In response, the nurse should

A．insert an oral airway.

B．withhold food and fluids.

C．position the client on his side.

D．introduce a nasogastric (NG) tube.
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单项选择题

加漂白粉间及其仓库可采用（）通风。

A.机械

B.自然

C.强制

D.人工
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