I don't know when I have been loving

I don't know when I have been loving 英语翻译Don't know when I've been so blue,Don't know what's come I don't know when he will have the meeting 同义句 I don't know I have been loving you i don't know when the manager I don't know when to leave I don’t know when __________. I don't know when ( ) famous Don't know you have a good time?I have been thinking about y i don't know when i should have the party改同义句 英语翻译You don't know where i have been 翻译这个额～ I don't know when leave 还是I don't know when to leaf