where is还是 are your manners

题目

where is还是 are your manners

答案

Where are your manners （你把你的礼貌丢到哪儿去了?你没规矩!）
但是：bad manners,good manners 却是作为单数的.
It's bad manners to stare at people.（瞪着眼睛看人是不礼貌的.）