第1个回答 2007-04-20
That' all right.
It doesn't matter.
You are welcome.
第2个回答 2007-04-20
It doesn't matter.
第3个回答 2007-04-20
it doesn't matter
not at all
第4个回答 2007-04-20
Welcome.
That's all right.
第5个回答 2007-04-20
1 no worry/that's all right
2 you are welcome