1. Shall I see you before you start?

2. What will he do when he comes home?

3. Where will they go if the weather is fine?

4. He will ring me up when he returns home.

5. If it rains, we shall stay at home.

6. She will walk home if it is not too cold.

7. I am sure he will come to say good-bye to us before he leaves St. Petersburg.

8. Please turn off the light when you leave the room.

9. If we are tired, we shall stop at a small village half-way to Moscow and have a short rest and a meal there.

10. If you miss the 10.30 train, there is another at 10.35.

11. She will make all the arrangements about it before she flys there.

12. Before he starts for London, he will spend a day or two at a rest-home not far from here.