运用be going to 和will 的小短文

I am going to have a busy weekend.On Saturday,I’m going to do my homework.Then,I’m going to buy a book about Harry Potter.It’s my favourite book.I have a lot of posters of Harry Potter.After lunch,I’m going to visit my grandparents and play with my cousins,Denis and and Alice.They are active.Dennis likes singing very much.Alice likes drawing pictures.We often play hide-and-seek together.In the evening,I will help my mom clean the house.I like help my mom with the housework.My mom always says I am a good girl.After that,I am going to read the book about Harry Potter.That will be fun.

The summer vacation is coming ,I am going to Shanghai with my parents .When we get there , First , twe will stay in hotel and have a rest ,then we will ....

She is going to vacation at beach in this summer. 计划性
He will be on a business trip on 20th. 确定的计划