英语作文:Jack邀请Hai Lin参加他本周的生日聚会,但是Hai Lin的父母外出要到下个月才能回来

开头和结尾已给出，不记入词总数..奶奶卧病在床要人照顾..。
大家帮帮忙啊，要交的，最迟今天下午3点！！
好的可以加分。另外英语考试即将来临，因此她无法去参加生日聚会..。Hai Lin感到很抱歉，只好写信辞谢，帮帮忙啊，谢谢了！..

Dear Jack,
Thank you for your invitation. I am very sorry that I can't go to your birthday party.My parents are not at home and they are coming back next week. My grandma is ill, I must look after her.The English exam is coming , I have to study for the English test. so I can't go to your party. Happy birthday to you!
Hai Lin

祝你学习进步

你好！ 作文不好写，分太低啊。加到50给你写一篇哈 仅代表个人观点，不喜勿喷，谢谢。