—He’s never sung French songs before, has he? —___________. It’s his second time to sing in French.

—How many students do you think are still on the playground now?—I am afraid there are few of them, ______?

——Mary hasn’t paid for the school things , has she ? ——_________. Her mother will pay for her . 

You used to be quiet, ________ you? 

 ---He seldom comes to school late,______?---- No. We used to call him Early Bird.