求keep eyes on与keep an eye on的区别

求keep eyes on与keep an eye on的区别 keep ears open 与keep eyes on的区别 keep one's eyes on与fix on 的区别? 请问keep an eyes on 是keep sharp eye on 还是keep sharp eyes on keep on your eyes on your goal Keep Your Eyes On The Prize keep your eyes on me的中文翻译 Keep your eyes on your own keep one's eye on keep one's eyes on keep an eye on的区别 keep at与 keep on与 keep up如何区别 求翻译：your time gonna come keep your eyes on sunny skies. keep your eyes keep their eyes open keep his eyes 英语翻译用中文翻译：keep a diary keep chicken keep an eye on keep a world record 求：keep on的用法 求问keep doing sth与keep on doing sth有什么区别?