— You aren’ t a student , are you ? — _____ , don’ t you remember _____ me in the classroom ten minutes ago .

He can hardly stay awake because he is so tired. ______?

— Kate is seldom late for school, _______ she?— ________. She is used to going to school early.

You look tired. You’d better ______ up late.

—Do you think it will be cool tomorrow?— ______. It has been too hot for a week.