— Xu Beihong is known _____ a great Chinese painter.— Yeah. He is famous _____ his horse paintings.
Those are my __
--Hello! 565-4327. Who’s ?-- is Mary.
--Mom, these are my friend Peter and __ brother Bill.--Welcome to our home. Come in, please.
Anna is not my sister. __ my cousin.
Lin Hai and Dave __ his good friends.