1. If you don't stand up, you will go out

2. If you don't go to bed, you will be tired

3. If we don't pass the exam, we will fail the exam\

4. If you aren't quiet, the children will be awake

5. If you don't listen carefully the teacher,  you will not understand the lesson.

1. Stand up, or you go out.

=> If you don't stand up, you will be punished.

2. Go to bed or you be tired.

=> If you don't go to sleep, you will be tired.

3. We pass the exam, or we fail the exam.

=> If we don't pass the exam, we will fail.

4. Be quiet, or the children will be awake.

=> If you do not keep quiet, the children will be awakened.

5. Listen carefully to the teacher, or you will not understand the lesson.

=> If you don't listen to the lecture, you won't understand the lesson.

`***` Cấu trúc:

`=>` If + hiện tại đơn, + tương lai đơn