Ответ: 1. Where is Mary? – She (is chatting) with her friends. They often (come) here. 2. Tell him the news when he (wakes) up. 3. If he (sleeps) late, he (will miss) the train. 4. We (are listening) to him now, but we (do not hear) what he (is saying) as we (are sitting) too far. 5. She (is meeting) her nephew at the airport tonight. The plane (arrives) in 2 hours. 6. I wonder if he (will have) a birthday party. 7. Hurry up! The lesson (is beginning). 8. I’m tired of her. She is always (loosing) things! 9. Usually he (gets) up at 7 o’clock, but these days he (is getting) up at half past six. 10. I have no idea when they (will marry).