I have been——（clean）the room

I have been——（clean）the room I have to finish _(clean) the room before dimmer. do i have to clean the room怎么回答 I have been asked to clean the bedroom the room is in the terrible mess ,it can not have been clean ——___ we have to clean the room now?Yes,you ____. i am clean the room.（用helen改写句子） We must clean the room（对clean the room） 1,i clean the room改祈使句 I clean the room改为否定句 I () clean the room last saturday? I often ____(clean) the room.