Don't leave for tomorrow_____you can do today.A/when b/what c/if d/unless选B,为什么?

英语翻译I don't know when( )for Shanghai.(leave) Don't leave someone Don't leave your don’t leave me , don't leave you Don't leave Don't leave me before I leave Don`t leave me Don`t leave me lonely是什么意思 Don't leave me alone Dear please don't leave Don't leave me alone Don't leave me alone Why don't you leave don't leave 的歌词 I don't know when we should leave for Nanjing.I don't know when______ _________ __________Nanjing We don't know when we shall leave for Nanjing.We don't know ______ _______ ________for Nanjing. Don't wait for me when you leave that I love you! Dear prince:I will leave for fuzhou,don't missing me