.---How did you        French?

---- I lived in Paris for two years before I came to England, so I got lots of practice.

A．go through

B．pick up

C．set up

D．turn up

你接到四个电话，一个是咨询电话；一个是调研组打来的调研电话；一个是外省来考察取经的电话；一个是投诉电话。你怎么处理？