稥油菋精
留级:英语词典中是这样解释的 (of pupils,etc) fail to go up to the next grade (year);repeat the year's work; 正式表达中 可以用retardation 交流中相关表达有:study in the same grade; repeat the year's work; remain in the same grade; to stay down; 留级生的表达是 detained student 辍学:discontinue one's studies 动词词组是 drop out相关表达:For teenagers, pregnancies, alcoholism, drugs and dropouts are all part of the same sad resume. 怀孕、酗酒、吸毒和辍学是许多青少年悲惨的共同经历。
无敌小肉
drop out of schooldrop 作及物动词没有 退出 的意思,所以drop school不能用表退出 只有 drop out drop from也不是退出的意思,是从哪里掉下来所以只能选第二个