—— 请按键盘 空白键 开始游戏 ——

要成为一个好作家,你必须先成为一个好读者。
The world is full of hidden connections.
Energy security is the lifeline of national development. We must unswervingly promote oil and gas exploration and development to ensure national energy supply.
In mathematics, the art of proposing a question must be held of higher value than solving it.
可持续发展不是一种选择,而是生存的必要条件。