https://online2.tingclass.net/lesson/shi0529/0008/8828/179.mp3
https://image.tingclass.net/statics/js/2012
A: I'm sorry I forgot to bring the key of my room.
不好意思，我忘記帶房間的鑰匙了。
B: That's all right.
沒關(guān)系。
A: I'm sorry I'm late. The train was delayed.
對不起，我遲到了。火車晚點。
B: That's all right. It can't be helped.
沒關(guān)系，這是沒有辦法的事。
