—— 请按键盘 空白键 开始游戏 ——

"There is no substitute for books in the life of a child."
We all want to be told stories, and we all want to tell stories. It's one of the things that makes us human.
合作是关键,伟大的科学从来不是孤立完成的。
【讲解】:发奋时候竟忘记吃饭,快乐时候就忘记了忧愁,把自己就要老了这件事也不放在心上,如此罢了。”