如果和外国人聊天，有事要挂断电话，用英语怎么说
热心网友
I'm sorry, but I must hang up(挂断) the phone.I'll call you later!挂断电话还可以用ring off/hang off
热心网友
I HAVE LEAVE NOW
热心网友
I have to hang up the receiver now. I'll have to ring off now
热心网友
Would you mind if i call you back later?