1.If my brother has enough money, he will buy a bicycle.
2.If I buy a new hat, i will give it to you.
3.If you ask the teacher , he will explain the lesson to you. 
4.If there were a library in my neighborhood, i could borrow books.
5. If my health were good, i would play extreme sports.
6.If it weren't pouring with rain, we could go for a picnic.
7. If i had much free time, i could come to your party.
8. If Jim had any siblings, he wouldn't feel lonely somtimes.
9.If my father weren't busy wat work, he wouldn't rarely have time for me.