The room is still in a mess;it ___ thoroughly cleaned.A.can't have been B .mustn't havebeenC .wouldn't have been D.shouldn't havebeen请问选哪个?选和不选的原因?顺便把句子翻译成中文.

the air in the room was still There is a bed in the room _____is still vacant.为什么用that 用something , someone, nothing, nonesomebody填空 The light in the room is still on. There must be (用something , someone, nothing, nonesomebody填空The light in the room is still on. There must be ( ) in it.请说明理由 The boy is in---------room there is still room imporvement in your wor There is a room in the building that is still free.这里的that修饰的是room还是building啊?说明理由 Is the girl in the room?回答 the heating in the room is He still lives in the room _____ there is a beautiful table.He still lives in the room _____ there is a beautiful table.答案是填where,可是我觉得table后面可以直接加in the room ,不需再加介词,所以填which,为什么不可以 请 The plan is still in its early stage ____there is room for improvement.A that B how C which D when 选什么为什么 There is nobody in the room,______ there is s___ in the room? There is ( ) fruit in the room. Is there anyone ----(别的) in the room . listen () is crying in the next room Who is that in the room? ( ) who is in the living room now 组词成句:is,the,room,he,not,in