1. You _______(have) any trouble at school if you _______(do) your homework.

2. If you ______(swim) in this lake, you ___________(shiver) from the cold.

3. The door _________(unlock) if you __________(press) the green button.

4. If Melena ____________(ask) her teacher, she __________(answer) her questions.

5. I __________(call) the office if I _______(be) you.

6. If we __________(meet) at 9:30, we _______________ (have) plenty of time.

7. Lisa ______________(find) the milk if she ______________(look in the fridge.

8. The zookeeper ____________(punish) her with a fine if she ____________(feed) the animals.

9. If you _______________(speak) louder, your classmates _________________ (understand) you.

10. If I _________________(play) better, I _______________(win).