________to tapes is a good way to improve your English.
—Is that her book?—Yes, ______. It is nice.
—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.