王红收到了朋友李强的邀请信让她在周末去他家里聚会到王红的母亲恰巧本周末去上海经过这里将小住两天并希望王红能周末陪她购物给

Thank you to invite me to your party. I feel very honored. Very you long time no see. Miss you very much. But my mother will go to Shanghai to pass through here.I'm very sorry that I can't go with you.
Because I will very busy this week .
On Monday I will have a test after school
On Tuesday Wednesday and Thursday I will have a class about Chinese Maths and English after school.
On Friday we have a trip for xiangshan
So I won't have any time this week.