—If people make small changes, like taking buses instead of driving cars, it will make a big difference.
— . Then the traffic will be much better.
A. That’s all right
B. You are dead right
C. I don’t quite agree
D. Oh, e off it
网友回答
A. That’s all right
(答案→)B. You are dead right
C. I don’t quite agree
D. Oh, e off it
解析：考查交际用语。A没关系；B你的对的；C我不同意；D别吹牛了！句意：—如果人们都做出一些小的改变，就像乘公交车而不是开车，就会有很大的作用。—你是对的。那么交通就会好得多了！根据句意说明B正确。