The Olympics are a great chance for China to show itself to the world.
The Olympics are a great chance for China to welcome friends from every corner of the Earth.
The Olympics are a great chance for China to teach the world about its culture.
The Olympics are a great chance for Chinese people to display their hospitality.
The Olympics are a great chance for China to shine!
奥运会是一个中国向世界展示自己的伟大机会。
奥运会是一个中国欢迎全世界朋友的伟大机会。
奥运会是一个中国向世界传播中国文化的伟大机会。
奥运会是一个中国人民展示热情好客的伟大机会。
奥运会是一个中国闪耀于世界民族之林的伟大机会。
We must!
我们必须！ We must grab this chance!
We must prepare well for this chance!
We must study English and other languages crazily.
We must improve our manners tremendously.
We must be helpful, responsible, courteous and kind.
We must deepen our knowledge of our motherland.
We must make a commitment to putting on the best Olympic Games the world has ever seen!
We are the face of China!
We can't let our country down.
We can't let the world down.
我们必须抓住这个机会。
我们必须为这个机会做好准备。
我们必须努力学好英语和其它语言。
我们必须大力改进我们的文明礼貌。
我们必须乐于助人，负责任，有礼貌，善待别人。
我们必须加深对我们祖国的了解。
我们必须保证举办一个世界上最好的奥运会。