1. When you come back , please call me immediately.
2. As soon as we arrive in London we will visit the Tower.
3. They will be happy to see you when you come.
4. Please, prepare another plate in case somebody will come.
5. I will not reply you until you make your offer more polite.
6. The grass will not grow until it rains.
7. After I finish the letter I must send it to our business partner.
8. If I get up earlier tomorrow I will see the sunrise.
9. Unless you explain me the task I can not help you.
10. When the show starts well appear on the stage.
11. Hell invite you as soon as he completes the construction of his new house.
12. If the birds fly low it will be rainy tomorrow.