— Carol's favorite writer is Yang Jiang. It be hers.
— No, you ________. You have to wait until the light turns green.
— Yes, I _____.
— It_______ be him. It's his turn tomorrow.
—I'm not sure.It _____ be a present from your uncle.
— Yes, I _______. I'm coming, dad.
—Sure. Here you are.
—________. You may do it tomorrow morning.
—Well, you're probably wrong. He always wants to learn medicine, you know.
—Yes, I'm afraid we . That's the traffic rule.
—Sorry, I'll turn it down now.
—The weather ____________ be very cold.
Which one you?
—No, it ________ be him. He is having a meeting in the office now.
— No, you ______. You must finish your homework first.