Keep the room clean 与 keep the room cleaned 哪一个是正确的,为什么?

Keep the room clean 与 keep the room cleaned 哪一个是正确的,为什么? 为什么是keep your room clean而不是keep the room cleaned?cleaned不是也有 We should keep the nice room clean we must keep the room clean.clean为什么不加ing I tried to keep the room being clean对? The boy failed ___ (keep) his room clean and tidy. _______ you keep the room clean you may use it you'd better ___(keep) the room nice and clean. The boy fails _(keep) his room clean and tidy. The old woman always ________(keep) her room clean clean the room与clean room区别 keep the door open ,keep the room clean.这在语法中是什么形式啊,