1. If I didn't have a headache,I would ride a bike.
2. If my parents had more free time, we would spend a lot of time together.
3. If I travelled abroad,I would buy a lot of souvenirs.
4. If I were you, I would apologize.
5. Unless I study harder,I won't pass my exam,
6. My friends agrees to go to the gym together.
7. If we had played better, we would have won the championship.
8. If my parents had enough money,they would buy a new cottage.
9. Unless we have a ticket, we won't attend the concert.
10. If I get up early,I won't be late for school.