--- She's never spoken to a foreigner, _______? --- Yes. She is active and can speak English freely.

--- There is little water left in the bottle, ______? --- No, we need to buy some more before we run out of it.

 ---Your father never gets up late, does he?---______. It’s unusual for him to be late for work this morning.

--- Liu Tao has never read the book The Adventure of Tom Sawyer , _________ he?--- _________. He told me it's very interesting. He'd like to read it again.

–There are always many volunteers in great events, ________?--Yes. Many hands make light work.