Раскройте скобки, употребляя гла­голы в одном из следующих времен: Present Simple, Present Continuous, Present Perfect, Present Perfect Continuous.

1. He (to run) now. He (to rim) for ten minutes without any rest. 2. What they (to do) now? — They (to work) in the reading-room. They (to work) there for already three hours. 3. Where he (to be) now? — He (to be) in the garden. He (to play) vol­ley-ball with his friends. They (to play) since break­fast time. 4. I (to live) in St. Petersburg. I (to live) in St. Petersburg since 1990. 5. She already (to do) her homework for two hours; but she (not yet to do) half of it. 6. I (to wait) for you since two o'clock. 7. What you (to do)? — I (to read). I (to read) for already two hours. I already (to read) sixty pages. 8. This man (to be) a writer. He (to write) books. He (to write) books since he was a young man. He al­ready (to write) eight books. 9. What you (to do) here since morning? 10. Lena is a very good girl. She always (to help) her mother about the house. Today she (to help) her mother since morning. They already (to wash) the floor and (to dust) the furni­ture. Now they (to cook) dinner together. 11. This is the factory where my father (to work). He (to work) here for fifteen years. 12. You (to find) your note-book? — No! I still (to look) for it. I already (to look) for it for two hours, but (not yet to find) it. 13. You (to play) with a ball for already three hours. Go home and do your homework. 14. Wake up! You (to sleep) for ten hours already. 15. I (to wait) for a letter from my cousin for a month al­ready, but (not yet to receive) it. 15. It is difficult for me to speak about this opera as I (not to hear) it. 16. I just (to receive) a letter from my granny, but I (not yet to receive) any letters from my par­ents. 17. The weather (to be) fine today. The sun (to shine) ever since we got up. 18. Every day I (to wind) up my watch at 10 o'clock in the evening. 19. Come along, Henry, what you (to do) now? I (to wait) for you a long time. 20. Where your gloves (to be)? — I (to put) them into my pocket.