1. Have you ever been to Europe?

2.this part of South London has seen better days.

3. She has already finished her work.

4. He hasn't read (checked)his term paper yet.

5. They have lived in Moscow since his childhood.

6. Have you checked (read) the results of the experiments?

7. I haven't heard from her since last autumn.

8.The situation is like I have just described.

9. I have known him for twenty years.

10. Have you read the morning newspaper today?