Clearly their having to say goodbye------这里的having to 是什么意思?

Clearly their having to say goodbye------这里的having to 是什么意思? 英语翻译why haven't I left yet?Clearly their having to say goodb I am having an ice cream.You are waving to say goodbye I am wave to say goodbye是什么意思? say goodbye to their teachers中文是什么 英语翻译we look forward to having you with us tonight,这里的having say goodbye to the past是什么意思 Never want to say goodbye是什么意思? We just want to say thank you for having us together是什么意思 say goodbye to somebody,and say farewell to others.是什么意思 to having been doing 和having been doing 的区别 Before we knew it, we had to say goodbye to the famers.这里的be