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

--- Datou Ge Hongyu made few mistakes in the competition of singing, ________ ? --- _____________. I think his perform was the most wonderful in The Voice of China.

—You used to play football, _______?

--________ is it from our school to Bridge School? --- Only 15 ___________. You can use my bicycle.

—He’s never seen the film Rio2 (里约大冒险2) before, _________ he?—_________. He went to see it last week.