----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
网友回答
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。