--We missed you at this morning's meeting，Diana.

--______，but if I hadn't had to meet a friend，I would have been there.

A. I'm sorry　 B. Me，too　 C. Never mind　 D. Thank you

－We missed you at this morning’s meeting，Diana

－      ,but if I hadn’t met a friend，1 would have been there

A．I’m sorry        B. That’s all right     C.  Never mind          D. Thank You