John is dressed in a pair of jeans today.dressed为什么用过去式?

John is dressed in a pair of jeans today.dressed为什么用过去式? He sometimes dressed up in a red coat.中为什么用过去式呢? the girl is dressed a dress 这里为什么用dressed而不是dressing the girl dressed in blue is my sister.不是be dressed in 吗为什么没有 she returned to the shop dressed in a fur coat dressed前为什么没有 The man dressed in white clothes为什么用dressed过去分词 老师说是什么反身动词 He is dressed in a black suit是什么意思 英语翻译He wasn't well-dressed.He had on a pair of shorts and a she is wearing a pair of jeans.对a pair of jeans 提问 he left home dressed in a smart black suit. 为什么dress用过去分词,如果 the lady was dressed in a blue coat.是被动语态吗?如果不是dressed为什么要加w he is often dressed in black