A: Is this _____ (you)? B: No, it isn't. It is ______ (Ben).
A: Is this yours? B: No, it isn't. It is Ben's.
Helen is at ______ (Jenny).
Helen is at Jenny's
A: Is this ______ (you) house? B: No, it isn't. It's ______ (my grandmother) house.
A: Is this your house? B: No, it isn't. It's my grandmother's house.