老师，启动eclipse 时候会跳出workspace 这个页面，我把这个页面Use this as the default and do not ask again 打钩了，后面要怎么把他重新调出来呢，按书上说的还是调不出来呀，是不是哪里出错了Window —preferences –General –workspace –Open rederenced projects when a project is opende –Prompt 打钩–按Apply and close –关闭退出eclipse ，重启eclipse