-- Excuse me, ________ are the apples? -- 8 yuan a kilo. ________ Kilos do you want?
—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.