—I hear they will get married next week.

—        

A．Good luck!               B．Congratulations!                 C．Oh, really?           D．Yes, sir?

—I hear they will get married next week.

—________

A．Good luck!　 　　　　 B．Congratulations!

C．Oh，really?　　 　　 D．Yes，sir?

---I hear they will get married next week．

---______.

1. A.
   Good luck!
2. B.
   Congratulations!
3. C.
   Oh, really?
4. D.
   Yes, sir?