10. As a rule he translates two articles a week. But he translated three articles last week
11. She didn't see me when I came into the room. She was reading at that moment.
12. We will be waiting for them at two o'clock tomorrow. We are sure they will come in time.
13. My friends are walking when it begins raining.
14. Tomorrow he still will be working when I come home.
15. Yesterday I returned home at eight o'clock: it got dark and rained at the time.
16. I cut my finger when I was peeled an apple.
17. Let's go to the cinema when the lessons will be over.
18. He became furious when he understood that he was late.
19. If she won't come tomorrow, ring her up.
