--- 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.

Jim wants to play football, _______?

 ---Very few students passed last monthly exams, ______?---Yes. They all passed because they did good preparations before the exams.

–Mrs. Huang often speaks to foreigners, _________? –Yes, she wants to practice her spoken English.

—They started working on the show two months ago, didn’t they?—___________. A lot of work needed to be finished before the show.