4. In 1788 he ( write) his last great work in Vienna.……………………………………..
5. She ( arrive) at Kennedy Airport at 2 o’clock this morning.……………………………………..
6. Frank ( collect) stamps in his spare time. It’s his hobby.……………………………………..
7. “ How are you getting on with the book?” “ At the moment I ( read), chapter four.……………………………
8. Alice ( see) her mother in London most weekends.……………………………………..
9. “ What’s that terrible noise?” ‘ The neighbors ( have) a party.……………………………………..
10. Sir Isaac Newton ( invent) calculus.……………………………………..
11. Both ancient and recent records show that farmers ( work) long hours.……………………………………..
12. “ Don’t rush me. I ( work) as fast as I can……………………………………..
13. We (have) dinner when there was a knock on the door.……………………………………..
14. We (see) that film in 1975.…… ………………………………..
15. I (go) to the cinema twice a month ……………………………………..
16. Sit down and fasten your seat belts. We ( take off) in a few minutes.