I don’t believe that he will marry Kathy whom he doesn’t love at all,________? 

---Why do you think he can succeed?---He believes in himself, ____ is the most important, I think.

You look very tired and you must have been preparing for the coming examination yesterday evening, _________ you ?

—Nothing wrong with it, ____________?— Yes. The computer says, “Please check this disk before entering data.”

We had hoped that you would be able to visit us, but you    .