https://online2.tingclass.net/lesson/shi0529/0009/9666/27.mp3
https://image.tingclass.net/statics/js/2012
I’m sorry to have kept you waiting.
不好意思讓您久等了。
That’s OK.
沒關系。
Mr. John is tied up (忙)at the moment.
John先生現(xiàn)在很忙。
When shall I try him again?
我什么時候可以再打過來?
Could you call back in 30 minutes?
你可以過30分鐘后再打過來嗎?
Yes, I well.
好的。