This is a key.a key画横线 对划线部分提问

This is a key.a key画横线 对划线部分提问 This is a key改为一般疑问句? This is a key.(变为复数) This is a white key 的提问This is a white key ,对“a white key 进行提问 what's this?A this is key B it's key应该选几 This is a key.（对划线部分提问）划线部分：a key._______ ________this? This is a key in Engelish.(对划线部分提问)a key是划线句 a key 连词成句英语is,in,a,English,key,this This is a key to my door.(翻译) This is a key.(对划线部分提问） this is a key of the door修改病句 用is in a English key this 组成句子 It is a key缩写 It is a key a key提问对 a key 提问 Is that your key? _____ .This is my key . A. No B .Yes C. OK D .Excuse me this is a key.(对a key进行提问)今日下午答对者重赏（追加噢噢噢噢） this gate requires a key to