---Whose case is it?

   --- I’m not quite sure. But maybe it _______ Mr. White.

A. belongs to     B. is belonged to     C. is belonging to    D. belonged to

---John, whose house is that?
---It ______Mr White.

—I’d like to invite you to dinner this Saturday, Mr. White.

—            .

    A . Oh, no. let’s not                                     

B. I’d rather stay at home.

    C. Oh, no. That’ll be too much trouble.       

D. I’m sorry, but I have other plans.

—The place of interest is really beautiful。

—Yes，Mr White     a right place.

A．introduces        B．introduced        C．had introduced     D．was introducing

— You couldn't have done a better job for me, Jack!

— Thank you, Mr. White. ______.