题目内容：

文段表达

假如你是李华，今天下午你应邀参加演讲比赛，因此无法参加外教的口语课。请用英语向外教Mr Green写一张请假条，说明你缺课的原因，以及你将如何补上这节课。

提示词语: speech competition, borrow, notebook, homework

提示问题:● Why will you miss the class?

● What will you do to make up for it?

Dear Mr Green,

I'm writing to you to ask for a leave this afternoon. ________________________

___________________________________________________________________________

___________________________________________________________________________

___________________________________________________________________________

Thank you for your understanding.

Yours,

Li Hua