—Yes, they ____.
—No, he isn't.
—No, ___.
— No, they aren't. They are playing basketball on the playground.
—____. So she comes to ask for your help.
—_______. But I can sing.
—____. It's ____ very interesting subject.
— Yes, thanks. I'm looking for my schoolbag.
—Yes, she is.
—Yes, I am.
—Yes,they are.
—Yes.Look!He (make)dinner now.
—No.I'm (talk)on the phone.
—No.She is (play)with a bird.