the elderly和the police可数吗

the elderly和 the aged区别 the aged 和the elderly区别 the elderly和the police可数吗 the elderly是什么意思 the elderly 同义词 in the case of elderly a home for the elderly the elderly 意思?是什么词性的? The elderly lady lifted heavy suitcase? 是the elder people 还是 elderly people the elderly 是作为单数还是复数? Don't be rudely to the elderly the blind ,the deaf ,the disabled ,the elderly 关于old elder elderly用法问题older和elder作为old比较级的用法区别我知道了但是 old elder elderly 作为形容词用法有什么区别是the old 还是 the elder 还是 the elderly 是at a home for the elderly还是in a home for the elderly! The elderly lady lifted her eyes from the book. We visit the home for the elderly o___ a month a home for the elderly中可将elderly换成old或elder吗