Mary: Excuse me for being late, Peter. I was held up by the traffic.
eter: __________, Mary. Come in and take a seat.
A. That’s quite all right B. No problem C. Don’t mention it D. Welcome正确答案A
Mary: Excuse me for being late, Peter. I was held up by the traffic.
eter: __________, Mary. Come in and take a seat.
A. That’s quite all right B. No problem C. Don’t mention it D. Welcome正确答案A
