胆道T型管的护理，下列哪项不妥A．妥善固定 B．保持通畅 C．每

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问题单项选择题

胆道T型管的护理，下列哪项不妥

A．妥善固定

B．保持通畅

C．每日按时冲洗

D．每日更换引流瓶

E．记录引流量和性质

答案

参考答案：C

解析：定时冲洗即可，不必每日冲洗。

选择题

—What a surprise! Harry used to get nervous because he couldn’t organize his ideas well _________ to express _________ clearly.

—Great, havent’t you heard, “Where there is a will, there is a way.” Let’s give him a big hand.

A．enough; him

B．enough; himself

C．too; him

D．too; himself

问答题简答题

双母线接线方式下，差动保护动作使母线停电应如何处理？