2 A: Has your friend Sam picked up tickets?
B: No, but I have already bought them.
3 A: Have you decided to take phone or tablet?
B: Yes, I have just packed it.
4 A: Has your friend Sam booked taxi?
B: No, but I haven't gotten the number yet?
5 A: Have you written down emergency number?
B: Yes, I have just written the note paper?