1) I don`t now if I am in Glasgow next week.
2) If I am in Glasgow next week, we will see each other.
3) If my cousin doesn`t change his plans for the summer, I will go to Florida with him.
4) Jack doesn`t know if his cousin changes his plans for the summer .
5) We don`t know when Polly goes to university.
6) We don`t know if Polly goes to university.
7) If Polly goes to university, she will become a university student.
8) Jane will paints the wall if you ask her about it.
9) If you aren`t busy, help me.
10) He will help you when he is not busy.