–I want to return the book to John, but I can’t find him.--He______ the library. You can find him there.
_______ is this cap? It’s black.
Jim and Tom are brothers. They have some__________.
—What’s in the box? Ah, ______ a cat, but I don’t know______ name.
--__________the window, please. --OK. Now you see the window _______.
It's time_______ supper now.