1. Has Helen ever tried(try) sushi ?
2. I have never been( be ) to Paris
3. This year I have traveled( travel ) to Athens 3 times so far
4. Paul and Judith have been( be ) married since 1998
5. Have you finished( finish ) your homework yet ?
6. When have you come( come ) to Greece
7. They have already leaved ( leave ) the train station
8. How long have you known( know ) Jonathan ?
9. Have yoy read ( read ) " Harry Potter "