the room was cleaned every day.为什么用was

The room was cleaned with me. the room was cleaned every day.为什么用was 对被动语态的提问比如 The room was cleaned yesterday.对yesterday提问的话,是when was the room cleaned?还是when did the room be cleaned? mary cleaned the room yesterday对 cleaned the room提问. 用 cleaned the room 提问 the house was cleaned 帮忙教下被动语态...一般现在时 the students clean the room every day.The room is cleaned by students every day.一般过去时 the students cleaned the room.the room was cleaned by students.还有一般将来时 现在进行时 过去进 The room was cleaned by Tom.对Tom提问,答案是Who was the room cleaned by?Who可不可以换成whom?为什么? 英语翻译还是应该这样写It was the room that she cleaned When the doorbell rang,she_____the room?a.was cleaning b.cleaned c.cleans weekend How your was?mother his the room cleaned yesterday evening.连词成句 mary cleaned the room 对mary提问 who cleaned the room yesterday,Dick Whether you cleaned the room?是什么句 The room requires being cleaned.为什么要把being cleaned改为cleaning 或to be cleaned 句型：she cleaned the room after breakfast.对cleaned the room提问（改成疑问句 He cleaned the room on Sunday .划线部分提问划线部分为cleaned the room , I have already cleaned the room.(对cleaned the room提问）