Whose sock is it?It's( )

Whose sock is it?It's( ) .Whose present is it?It’s ___ . Whose watch is this?It’s whose book is this?It's( ). 9.Whose desk is this?It’s( ) whose red jacket is this?it's whose blouse is this?It's blouse.it's . Whose pen is this?It’s _____ (我的).Whose pen is that?It’s ___ whose comb is it?it‘s our.哪错了? whose book is it?--it’s of me 对么? —Whose hat is it?—It's ________ hat. Whose badroom is it?