—— 请按键盘 空白键 开始游戏 ——

Education is one of the most powerful tools we have for reducing inequality and promoting social mobility.
The P versus NP problem is one of the most important unsolved problems in computer science.
质量是企业的生命,没有质量就没有市场。
Let us unite, fight for the independence of the country, and the freedom of the people.
比喻贪心不足,终将自食恶果。