This is not an economical way to get more water; ____, it is very expensive.

A．on the contrary

B．on the other hand

C．in short

D．in all

对医术与医德之间关系的理解有误的是（）。

A."医乃仁术"

B.有能力做的就应该去做

C."大医精诚"

D.临床医学决策同时也是伦理决策

E.前沿医学技术应用于临床必须有医德参与