题目内容：

what did you do before you cross the road?

优质解答

过马路之前你做了什么?

追问：

那应该怎样回答？

追答：

根据实际情况回答。比如：I had a look at the left side first, and then I had a look at the right side. 意思是：我先看了看左边，然后看了看右边。