( ) What __________ useful book! And __________book is very interesting.
A: _______ you like _______ bike ? B: Yes, I do.
A: Do you like _______? B: No, I _______.
A: Is that _______ kite? B: Yes, it is.
A: _______ that on the desk ? B: It's a photo.
A: This is your father's pen, I think. B: No, it's _______.