1. It hasn't snowed this week.

2. Did you see the news on television last night?

3. Mike left school in 1999.

4. I don’t know where my brother is. Have you seen him?

5. “Where is your key?” – “I don’t know. I've lost it.”

6. We visited the local museum the other day.

7. Ann is on holiday. She has gone to France.  

8. When did the last train leave?

9. “Would you like something to eat?” – “No, thanks. I've just had lunch.”

10. Was the weather good when you were on holiday?

11. We haven’t seen each other for a long time.  

12. It’s the most interesting book I have ever read.  

13. He has drunk too much coffee today.  

14. What did you do at the weekend?

15. John is hungry. He hasn’t eaten anything since breakfast.  

16. She didn’t go to the library three days ago.  

17. How long have you known Bill?

18. Olga always wanted to visit Great Britain.

19. Have you heard from Jack recently?

20. Mark Twain lived in the state of Missouri.