Why not ______ your teacher for advice when you don’t know ______ the problems?

A．ask; what to do with

B．to ask; how to deal with

C．ask; what to deal with

D．to ask; how to do with

( )在我国正成为重要的协助残疾人康复的方法。

A．个案工作

B．小组工作

C．社区工作

D．社区康复

E．教育康复