Do you __________ an American friend?—No, I don’t. But my sister __________ one.

What a nice model car! — Thanks a lot. It me the whole day to make it.

_______ generous _______ the little girl to share her toys with the other kids. [ ]

Look at the boy running on the playground. Is it David? —It ______ be him. I saw him go to the teachers’ office just now.

Elvis Presley has sold more than one records all his life.