Decide if the sentences are grammatically correct. If not, correct them.

Decide if the sentences are grammatically correct. If not, correct them.
1.If you will not listen to me, I wont be able to help you.
2. Unless you dont help me, Ill be not able to finish it.
3. I wont talk to him until he apologises to me
4. If he is late again, I have to fire him.
5. If the winter comes, well go skiing.
6. When I pass the test, Ill go on holiday.
7. She wont lend you anything until youll pay her the money back
8. As soon as you know the truth, youll have to tell me.
9. I wont buy this car unless Ill have enough money.
10. When I win in the lottery, Ill give you some money.