Conditional sentences напишите 5 пример пожалуйста

1. If animals don`t drink water, they die.
2. If we all plant trees, forests won`t disappear.
3. If we all used bicycles, there wouldn`t be so much pollution.
4. If all governments had banned hunting, the tiger wouldn`t have become an endangered species.
5. If I had a good voice, I would become a singer