- Good evening, Professor Hardy.
- Good evening, John. Come in, please.
- Thank you, I hope I am not interrupting you.
- No, ____________.
A.thank you B.not at all C.thanks D.let it alone正确答案B
- Good evening, Professor Hardy.
- Good evening, John. Come in, please.
- Thank you, I hope I am not interrupting you.
- No, ____________.
A.thank you B.not at all C.thanks D.let it alone正确答案B
