1. The last time we went to the concert was over a year ago.
2. We haven't seen our grandfather for 2 years.
3. This is the first time I have read such a romantic story.
4. My father hasn't seen my uncle for nearly 20 years.
5. It's over 20 years since he last went back to his village.
7. We haven't gone to a cinema for over two years.
8. We haven't seen him since monday.
9. She has not done charity work for 2 years.
