肺心病右心衰竭选用洋地黄时应()A．速效类，常规剂量 B．速效类_爱下问搜题

搜题请搜索小程序“爱下问搜题”

问题单项选择题

肺心病右心衰竭选用洋地黄时应()

A．速效类，常规剂量

B．速效类，常规剂量的1/3～2/3

C．缓效类，小剂量

D．缓效类，常规剂量

E．选用地高辛最适宜

答案

参考答案：B

选择题

—Do you love teaching, Miss He?

—I fell in love with teaching in 2000. I ________ for twelve years by this summer.

A．will teach

B．would have taught

C．has been teaching

D．will have been teaching

单项选择题

电器安装应按已批准的（）和产品技术文件进行施工。

A、文件

B、申请书

C、设计图纸

D、委托书