be careful while you are crossing the street（同义句） be careful t he street

题目

be careful while you are crossing the street（同义句） be careful t he street
还有两人连忙站起来仔细看那两幅画
the two men quickly stood up and the two paintings

答案

when you are going across the street ,you should be careful .
the two men quickily stood up and looked at the two paintings carefully .