Раскройте скобки, употребляя глаголы в Present Simple, Present Progressive, Past Simple, Past Progressive, Present Perfect, Present Perfect Progressive.
11. As it is raining, I... (not, go) out. 12. Ah, there you are! I hope you ... (not, wait) for me for a long time. 13 . ... anyone here (lose) a silver pencil? 14.I ... (sleep) badly recently, doctor. What can I do about it? 15.I... (try) to finish this exercise for the last hour. 16. ... your friends (arrive) in South Africa yet? 17. Yes, they ... (arrive) there ten days ago. 18.I... (order) you to do it at once! 19. Go on, I... (listen) attentively. 20. What... you (do) when I came in a moment ago?