1. When you arrive I'll probably start the job.

2. They'll have dinner by the time we get there.

3. A few centuries from now wars will, I hope, become a thing of the past.

4. In a year's time he'll take to some more serious sort of job.

5. You'll do a lot of your work by the end of this month.

6. By November all the leaves will fall.

7. If he doesn't hurry, they'll leave before he comes.

8. I am sure that tomorrow you'll forget all these rules.

9. Be quick! The child will drown before you rescue it.

10. She'll grow old before she learns the use of prepositions.

11. The airman will fly more than a thousand miles, before the end of this month.

12. If you ring me up after nine o'clock. I'll speak to the doctor.

13. We'll travel twenty miles more before we cross the frontier.

14. Next year we'll be together for ten years.

15. I am sure they'll complete the new road before April.