—— 请按键盘 空白键 开始游戏 ——

The most important political development of the last two centuries has been the rise of the modern state.
没有我们开采的金属,能源转型就无法实现。
I have a dream that one day this nation will rise up and live out the true meaning of its creed.
好老师不是注满一桶水,而是点燃一把火。
The purpose of life is the pursuit of truth and virtue.