unit 81 确定日期

dialogue 
英语情景对话

A:What day is today? Tuesday?
A:今天星期几？星期二吗？

B:Yeah. I bet you did forget everything. What's the date today, do you know?
B:对，我想你把什么事忘了吧！你知道今天的日期吗？

A:Ｉ bet it's May ５th.
A:我想是5月5日。