1. The postboxes (to empty) every day. 2. The stamps (to postmark) at the post office. 3. The mail (to load) into the train tomorrow. 4. The letters (to sort) into the different streets last week. 5. The letters (to deliver) yesterday. 6. The mailbags (to unload) after their journey. 7. My question (to answer) yesterday. 8. Mushrooms (to gather) in autumn. 9. St. Petersburg (to found) in 1703. 10. Nick (to send) to Moscow next week.