ask、air、open的过去分词是什么

open,opened,opened,openning

be-was/were-been air是名词空气没有过去式和过去分词

open opened opened air aired aired ask asked asked put put put go went gone be was/were been 望采纳，一字一字打上去的啊！！！

open opened opened air aired aired ask asked asked put put put go went gone be was/were been

aired air [eE(r)]n.空气, 样子, 天空, 空中, 曲调 vt.晾干, 使通风, 宣扬, 夸耀, 显示

aired aired

bought done had seen opened aired asked put gone been

be was\were ask asked asked go went gone do did done see saw seen open opened opened put put put buy bought bought

open的过去分词是：opened。英音发音音标：[ˈəʊpən]，美音发音音标：[ˈoʊpən]。open的词形变化：过去式opened，现在分词opening，第三人称单数opens，复数opens，比较级moreopen，最高级mostopen。open例句 1、Aspeciallockingsystemmeans thedoorcannotbe...

open用作动词时，其过去分词有两种形式，分别是opened和open。