She can play _____ guitar, but she can’t play ____ chess.
--- do you spell the word pen?---P-E-N.
--- , is this your ruler?---Yes, it is. Thank you.
--- _____! Where is my cup?---_____, I don’t know.
--- Is that your backpack?---_____ . That’s his backpack.
Is ____your aunt? What's ____ name?