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
答案：A
试题解析：句意:当你不知道如何处理问题时为什么不向你的老师征求建议呢？Why not do...?为什么不……?固定句型。Do with与deal with都是处理，处置，应付，对付的意思。Do with常与连接代词 what 连用,deal with常与连接副词 how 连用。故选A。 考点：考查固定句式及动词短语辨析。