1) If dogs begin running in circles, the weather will be bad.

2) When the birds fly low to the ground, it will rain.

3) If there's nothing good on TV tonight, I will go out.

4) I will buy new jeans when I have enough money.

5) If I get up early tomorrow, I will go running.

6) I will go home when the lesson will finishes.

7) I think I will be a doctor when I finish school.

8) If a cat washes in front of the door, the guests will come.