— Do you know that Tom survived a fire accident?

— _____! [ ]

A. Yes. How lucky he was

B. Yes, maybe you're right

C. I can't agree with you more

D. I even dare not call him

对于病房护士长来说，最有效的监督方法是()

A．直接观察

B．听取汇报

C．指派专人监督

D．护士相互监督

E．制定监督计划