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

—You used to play football, _______?

—You were injured in the accident, weren't you ?—           , but look, I'm all right now.      

--- He’s already been back to Australia, _____ he? ---_______________. He is on a visit to Shanghai.

--There is no juice in the fridge, _____? --No, we’d better go and buy some.