题目内容：

英语作文题:假如你是李华,是某大学在校生.来自英国的留学生peter发电子邮件邀请你周六一起去野炊.这天是你母亲生日,无法赴约.请你给他回一封邮件,内容包括:1表示歉意;2解释原因;3本周六打算…　　词数100左右.

优质解答

I'm glad to get your invetation but I'm afraid that I can't go camping with you.Because this Saturday is my mom's birthday.I just have to stay with her and celebrate it.I'm sorry that I can't accept