A: Where 1)were you at 5 o'clock yesterday?
B: I was watching a theatre performance.
A: When did you see Aidar?
B: While I 4) was waiting for the bus.
A: What 5)did Nurislam do earlier?
B: He 6) bought the theatre tickets and then he 7)was going shopping.
A: 8)You were going to the concert when i (10) got a flat tyre.