Leaving for New York tomorrow?为什么这里用leaving?

Leaving for New York tomorrow?为什么这里用leaving? I want to know when he is leaving for New York tomorrow为什么用i I'm leaving for new york tomorrow.对Tomorrow提问 They are leaving for Beijing tomorrow.为什么用“are leaving”? 71.– When are the Shutes leaving for New York? 问一道英语的选择题---When are the Shutes leaving for New York---Pardo We are leaving for Changsha tomorrow the teacher is waiting for the students leaving.为什么用leaving而 we are leaving tomorrow? 英语on的问题I am leaving for Shanghai on business.这里面为什么用on连接 they are leaving for BEIJING the day after tomorrow为什么它会是现在进 英语句子区别They are leaving for japan tomorrow 和 They are leaving