1. If my town prohibits plastic bags, I won't use them.
2. If turtles eat plastic bags, they'll die.
3. If I forget my mum's birthday, she won't be happy.
4. If it snows next weekend, we'll go skiing.
5. If you eat healthy food, you'll feel better.
6. If our teacher gives us a lot of homework, I won't go out with my friends.