關於拒絕邀請為題目的作文500字

假如你是李華，你的國際學校朋友paul邀請你下個星期天去他們學校參加文化交流活動並介紹中國傳統繪畫，但是你的爺爺生病住院，不得不謝絕他的邀請。請給paul一封回信。要包含以下內容：1.謝絕paul的邀請，2.説明你的理由，3.推薦你的同學Anna參加。詞數為100詞左右的英語作文！！！

Dear paul,

Thanks for inventing me to attend the Cultural exchange activities at next weekends to introduce Chinese Traditional Painting.I would really like to,but my grandpa was sick and I have to take good care of them at weekends.I am very sorry about it.I think Anna can take the place of mine to introduce the Chinese Traditional Painting.I will give her your email address and you can tell her something important and interesting about the activity.I wish you have a nice day.

yours,

Lihua.