remember to close the window and the door _you leave the classrom_英语解答

remember to close the window and the door _you leave the classrom
before
after
so soon as
until

人气：293 ℃　时间：2020-10-02 02:03:22

解答

before
在你离开教室之前,记得关好门窗
更上一层楼,快乐每一天!until不行吗？不行的unti一般和not连用，是知道。。才。。。