1. Did you like the cartoon "Tom and Jerry"? I (did not see/ haven't seen) it yet. 2. Tom is a very close friend of mine. We (know/ have known) each other for years. 3. Do you know what time Lisa (left/ has left) the office? 4. You (were/have been) lateforworktoomanytimesthisyear. If you're not careful, you will be sacked. 5. I (had/ have had) a few financial problems last year but this year things are getting better. 6. We had a foreign friend from Thailand who (never saw/ has never seen) the sea so we're taking him to a beach this weekend. 7. Since I started working here I (became/ have become) more experienced at dealing with problems. 8. I can't remember the last time I (went/ have been) to the cinema.