2 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 run) 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