I don’t think it is a good way. Can you ____________another one?
—Is this your pencil?—No, ________. It’s his pencil.
—_______ is the ruler? Is it black?—Yes, it is.
—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.