1. We (never watch) have never watched that TV programmed.
2. We ( watch) watched a programmed on TV last night.
3. He (read) has read that novel many times before.
4. He (read) read that novel again during his last vacation.
5. I (have) had a little trouble with my car last week.
6. However, I (have) have had no trouble with my car since than.
7. I (not see) have not seen John for a long time. I (see) saw him 3 weeks ago.
8. The school bell (ring) rang 10 minutes ago.