第1个回答 2010-10-13
Is she my friend?
Those are his sisters.
This is her pencil.
第2个回答 2010-10-13
Is she your friend?
Those are their sisters
This is her pencil
第3个回答 2010-10-13
Is she my friend
These are sisters
This is her pencil
第4个回答 2010-10-13
Is she my friend?
They are his sisters.
This is her pencil.