Giúp với mình cần gấp

1. If you turn off all the lights, you will not pay more money.

2. If she doesn't wear warm clothes, she will have a cold.

3. If you are not careful, you may have an accident.

4. If you don't phone your parents, you will have trouble.

5. If she doesn't whisper, everyone will know what she is saying.

6. If you stay here, you will feel safe.

7. If you don't pay the electricity bill today, your electricity will be cut off.

8. If you don't stop smoking, your cough may get worse.

9. If we don't use less fossil fuel, they will run out soon.

10. If it doesn't stop raining today, we may face a serious flood.

11. If you do morning exercises regularly, your body will be fitter.

12. If we don't use renewable energy, we will have nothing for future generations.

13. If we don't reduce the use of non-renewable energy, the climate will change.

14. If you lock all the doors, no one can break into your house.

15. If we continue hunting polar bears, they will become extinct in the near future.