第21题: [单项选择]Why is Brendan so different from other young people of his age A. He earns an extremely high payment. B. He has got a job. C. He lives at home with his parents. D. He does not go out much. 参考答案:A 答案解析:[解析]从第一段:...earned $55,000 a year by designing new computer games,...Instead,he has been told to wai