A: Hello, Mark. You 1) ...took... (take) a long time to answer the door. B: Sorry. I 2)....... (not/hear) the bell. Come in, Tony. A: 3) What..............(you/plan) to do today? B: Well, I 4) ........... (think) of going for a picnic in the country, but the weather is awful so I 5).......... (change) my mind. A: Oh dear. Well, yesterday Mary 6)............(tell) me that she 7).............(buy) two tickets to see the Rocking Stars, but she couldn't go to the concert. So 18).............(buy) the tickets from her, because I 9) ............(think) you'd like to go. B: Tony, that's brilliant! I 10) ............... (mean) to buy tickets for that concert, but they 11).......... (sell out) by the time I 12)............(go) to the booking office. A: Well, it's lucky I 13).............(see) Mary, then, isn't it?