A:Look out! A small boy is rushing out blindly.注意!一個小孩亂跑出來了。
B:Gee, how dangerous! I've almost knocked him down.哎呀,好險啊!我差一點撞倒他。
A:You stopped just in time. Good for you!你停得及時。太好了。
B:I braked as hard as I could.我拼命地剎車