—Don’t worry. Your father is coming to help you.—__________ he doesn’t come?

— You come from England, don’t you?—       . How do you know that?

I ______ go to bed ______ my father came back.

—We need a new leader for our Helping Hands Club，but I don’t know_______.—Why not Mary? She is always willing to help others.

—Judy’s never been late for school, ________ she?—________. She is always the first to get to school every morning.