1. Mary had a party yesterday evening.

2. Your mother left a message for you twenty minutes ago.

3. We bought a new carpet last week.

4. He met her at the theatre the Day before yesterday.

5. They went to Australia last year.

6. We didn't stay at a hotel last summer.

7. He didn't go to the dentist's last year.

8. My friend bought a new car last month.

9. Billy repaired his bicycle last week.