Complete the sentences with the correct form of the verb be. Помогите срочно!!!

They ...... going to buy a new piano ✔
What ...... you going to bo this summer?
She ...... going to study for her exams. ✖
....... your parents going to watch you play basketball on Saturday?
John ....... going to come to my house after school. ✔

1. They are going...2. What are you going to do...3. She is going...4. Are your parents going...5. John is going to come...