Complete the dialogue with possessive pronouns.
A:Sue.Is this guitar 1) yours?
B:No, itisn't 2)...Is it Frend's
A:No, itisn't (3)...Maybe it's Anna's
B:Oh yes, it's (4)...Whose are these drums? Are they(5)...?
A:No, our drums are here. Maybe they're Frend's and Anna's.
B:Yes, that's right.They're (6)...