―ShallIbeginthelecture? －Iafraidwehavetowaitforawhile．J...

问题详情：

―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

【回答】

知识点：交际用语

题型：选择题