.社会主义市场经济条件下得医德建设，重点是纠正和防止：

A．稀有卫生资源分配不公的现象

B．追求个人正当利益的现象

C．淡化卫生事业的福利性

D．强调医务人员的社会价值

E．医院片面追求经济效益

How _____ you say that you really understand the whole story if you have covered only part of the article?

A．can

B．must

C．need

D．may