I have something important to tell you.我有重要的事情要告诉你。(形容词作后置定语) The film was very interesting.那部影片非常有趣。(形容词作表语) Who left the door open?谁没关门?(形容词作补语) He returned home,safe and sound.他回到了家,安然无恙。(形容词作状语)