--People should stop using their cars and start using public transport.----. The roads

问题补充：

----People should stop using their cars and start using public transport.

----. The roads are too crowed as it is.

A. all right

B. exactly

C. go ahead

D. fine

答案：

A. all right

(答案→)B. exactly

C. go ahead

D. fine

解析：考查交际用语。all right好吧，exactly的确是，go ahead往前走，句意：人们应该停止使用他们自己的车开始使用公共交通。的确是，公路太拥挤了。故选B。