---________?---He’s friendly and helpful.
----Which is _______ to understand, this book or that book?---- I think both of them are quite easy.
----______ is the lady in white?----She is a nurse.
----Do you know _______ young man under the tree?----Yes, but only a little, maybe he is _______ university student.
My father goes for a walk daily.
The little girl is fortunate to get help from so many strangers.