看图补全对话。
【小题1】

A: Look! Is this your skirt?
B: No, ________ ________.
A: ________ skirt is it?
B: It’s Joan’s.
【小题2】

A: Where is my shirt?
B: ________ ________ is it?
A: Blue.
B: ________ ________ your shirt?
A: Yes, it is.
【小题3】

A: ________ ________ your dress?
B: No, it's not. My dress is yellow.
A: This small one?
B: ________. Thank you.