I apologise. 我道歉。
I'm sorry I didn't realise. 对不起我没有意识到。
Oh,I didn't know it bother you. 噢，我不知道那打扰到你。
I'm sorry I shouldn’t have done yet. 抱歉我不应该这样做的。
Words and Phrases
Late迟的, happen发生, understand理解, invite邀请, apologising道歉, bother打扰, realise意识到
