—Shall I begin the lecture?                                             

—I’m afraid we have to wait for a while. John is coming with a microphone.

— ______. I can do without the microphone.

A.I’m sorry          B.Excuse me          C.I beg your pardon     D.Never mind

—Shall I begin the lecture?                                            

—I’m afraid we have to wait for a while. John is coming with a microphone.

— ______. I can do without the microphone.

1. A.
   I’m sorry
2. B.
   Excuse me
3. C.
   I beg your pardon
4. D.
   Never mind

―Shall I begin the lecture?

 －I afraid we have to wait for a while．John is coming with a microphone．

－            .I can do without the microphone．

A．I'm sorry                    B．Excuse me           C．I beg your pardon   D．Never mind