1. He's very lazy. I'm sure he is not going to pass his exams.
2. Is your sister going to buy a new flat?
3. You are going to be in class 3 next year.
4. We are not going to go camping next summer. We are going to stay in a hotel.
5. When are they going to get married? In October.
6. It's very cold, but I don't think it is going to snow today.