—The weather is foggy again today, ______ it? —Yes, it’s so bad.

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

Your English teacher has never lost his temper, _____ he?

---- He’s never seen the film The Grand Master（一代宗师）before, _________he? ---- _____________. He went to see it last week.

---Did you see who the driver was?---No, the car ran so fast _____ I couldn’t get a good look at his face.