Răspuns:
The correct order for the lines is:
B: 4. What a nice parrot! Can it talk?
A: 5. Yes, it can.
B: 6. Can it catch mice?
A: 1. What about your cat? Can it climb trees?
B: A: 3. No, it can't catch mice because it's very lazy.
A: 2. Yes, it can! And it can sing, too.