________ great progress you have made! Your mother must be satisfied with you.
—What’s that? —_____ is an eraser.
—______ is this? Is it a ruler? —Yes, it is a red ruler.
—Is that _____ orange, Jack? —No, it’s ______ watch.
—What ____ this in English? —It _____ a book.
—How ______ you, Jack? —I’m fine. And you?