Nothing is serious with my throat , _____ ?

—I like that green T—shirt. ________ is it?—It’s fifteen dollars.

I don't think a warm winter always has a negative influence on our life, _____?

—Nothing wrong with it ,       ?—No .Yours is a specially-built model. Drive carefully , though .It takes time to run in a new car.

---__________does your friend go roller skating? ---About once a week.