---Is it in your toy box? ---__________. A. Yes, it isn’t. B. Yes, it is. C. No, it is.
—How old are you? —________ A.Fine.B.I'm nine.
—Let's sing. —________ A.OK. B.Here you are.
—What time is it? —________ A.I'm in Class Five. B.It's five o'clock.
—Happy birthday! —________ A.That's OK. B.Thank you.
—How are you? —________ A.I'm fine. B.I'm five.