题目

Are you a man or a mouse? When people ask this question they want to know ___21___ you think you are a ___22___person or a coward (懦 夫). But you will never really know the answer to this question  ___23___ you are tested in real life. Some people ___24___they are brave but when they come face to face with real ___25___, they act like cowards. Others think of themselves as cowards, but when they meet danger, they act like ___26___ . Lenny had always thought of himself as a  ___27___ person. He got worried before examinations. He worried about his job and health. All he wanted in 你先蹲着，突然迅速站起，会觉得有点头昏，是不是原来就生病了，为什么？