—— 请按键盘 空白键 开始游戏 ——

Natural gas will play a critical role in the energy mix as we move toward a lower-carbon future.
Man is an animal that makes bargains: no other animal does this no dog exchanges bones with another.
A writer is a person who is not satisfied with the world as it is, who wants to change it, to improve it, to make it more beautiful, more just, more livable.