— Some of my classmates don’t like math because they think it’s boring.— I don’t like it, _____. I think it’s too difficult.
—Please ____ the tree. Can you ____ some apples on it? —Yes, I can.
—What ____ you like ____ breakfast? —Some milk and two eggs.
—____ does your father work?—He works in a hospital.
—____, Tom. Is this your pen? —No, it isn’t. I think it’s ____.
The girl ____ red is my sister.