We won't go out unless it stops raining.

• If it doesn't stop raining, we won't go out.

I will call the police unless you give back my bicycle.

• If you don't give back my bicycle, I will call the police.

Study hard or you won't pass the exam.

• If you don't study hard, you won't pass the exam.

Don't be impatient or you will make mistakes.

• If you are impatient, you will make mistakes.

Hurry up or we will be late for the concert.

• If we don't hurry up, we will be late for the concert.

Do it now or you will not finish it on time.

• If you don't do it now, you will not finish it on time.

Leave me alone or I'll call the police.

• If you don't leave me alone, I'll call the police.

Practice English every day and you can improve your English.

• If you practice English every day, you can improve your English.

Water this tree every day and it will grow well.

• If you water this tree every day, it will grow well.