old people should be spoken politely______(填一个介词）

old people should be spoken politely______(填一个介词） Old people should be spoken to __(polite). 改错1.Old people should be spoken politely 2.Nobod 改错：Old people should be spoken politely.为啥要改成 spoken to the old man should be spoken to______ 关于被动句.1 Old people should ________ to politely 选项A（be spoken 英语改错：Old people should be spoken politely,请详细写原因 old people should be spoken to politely为神马要用to? Old people must be spoken to politely . I think the old should be spoken to _____(polite) 翻译：The old should be spoken to politely . We all know that the old should be spoken to ( )