— People should stop using their cars and start using public transport.
— . The roads are too crowded as it is.
A. All right
B. Fine
C. Go ahead
D. Exactly
网友回答
A. All right
B. Fine
C. Go ahead
(答案→)D. Exactly
解析：Exactly.可用于答语，表示完全同意对方的意见;All right.好吧，同意那样做;Go ahead.继续进行。Fine身体好的。人们应该停止使用私家车而改用公共交通工具，这是一条建议，所以应选D。