Present Perfect tense:
1. She (get) a new bicycle today
2. I (already see) this film
3. Lisa (just arrive) from Berlin
4. Nick (never be) to Rome
5. They (not copy) the text yet
6. Tom (lose) his passport
7. ___ you (already buy) an umbrella ?
8. We (just meet) our friends
9. Where __ you (already be)
10. You (just make) a mistake
11. __ you (ever eat) mango ?
12. Tim (already buy) two new CDs
13. What you (see) in Paris ?
14. I (never climb) the mountains
15 __ you ever (be) to the dentist ?