1 A: There's a lovely smell coming from the kitchen.
B: Yes, I have been cooking biscuits.
2 A: Have you ever been to Australia?
B: No, I haven't.
3 A: Did you manage to get to the bank yesterday?
B: No, it had closed by the time I got there.
4 A: Are you new to this area?
B: No, I lived in this area for three years.
5 A: I see you finally bought a new video.
B: Yes, I had been trying to fix the old one for ages when I decided to buy a new one.
6 A: Is Mr Dixon free yet?
B: No, he is in a meeting at the moment.
7 A: Where did you go for dinner on your birthday?
B: I went to the new Chinese restaurant in town.
8 A: What are you looking for?
B: My keys. I have lost them.
9 A: Did you find the papers you were looking for?
B: Yes. They have been on my desk all the time.
10 A: I'm tired. We have been walking all morning.
B: Let's stop and have something to eat, then.
11 A: What have you bought your mother for Christmas?
B: I got her a new jumper.
12 A: What time are you leaving tomorrow?
B: Very early. At 6 o'clock in the morning.
13 A: Linda is very good at her job, isn't she?
b: Yes. She has been doing the same job for thirty years.
14 A: When did you see Janet?
B: While I was waiting at the bus stop yesterday morning.
15 A: Have you made plans for Saturday yet?
B: Yes, I am going to the cinema with Ed.
16 A: Where were you at 5 o'clock yesterday?
B: I was having a lesson.
17 A: Did you enjoy your flight?
B: Yes, but I was nervous because I had not flown before.