You’d better work in your hometown and then you can ________ your old father.

Before I talked with ______ scientist, I had never met______ clever person like him.

What_______useful book it is! Yeah,it tells you how to play ______violin.

Do you know the boy________ is sitting next to Peter? — Yes. He is Peter’s friend. They are celebrating his ________ birthday.

The girls are talking about the art festival__________ .— Yes. They have so many fun things to share.