1.
Will 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 ( will 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 ( will 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 ( flies) there. 12. Before he ( starts) for
London, he (will spend) a day or two at a rest-home not far from here.