医院质控组到某病房进行护理质量检查，检查到病房的急救物品，急_爱下问搜题

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问题单项选择题 A1/A2型题

医院质控组到某病房进行护理质量检查，检查到病房的急救物品，急救物品完好率的合格标准是（）。

A.100%

B.98%以上

C.96%以上

D.95%以上

E.90%以上

答案

参考答案：A

填空题

计算：（3a+2b）（2b-3a）=______．

选择题

I'm not sure whether he has finished writing the book, but he ____ it last month. [ ]

A. worked at

B. was working on

C. worked on

D. was working at