Complete the dialogue
A: Mum ,your bag is full. What's in it?
B: (1)____________________________!
A: A book?
B: (2)____________________________.
A: A dress?
B: (3)____________________________.
A: What's in it?(4)_______________.
B: All right. (5)_________________.
A: Oh, it's a big teddy bear !
B: (6)____________________________.
A: Thank you, Mum.