正确答案Shanghai world expo 2010. The expo has a long history, but never held in Asia. Therefore, the 2010 world expo in Asia, is one of the honor. Our government has promised, it will be one of the best. Shanghai as the host city, will have more opportunities to develop rapidly. I want to learn English, so I can become the expo in Shanghai, help foreigners to understand volunteers.First, learn English millions of foreigners will be in 2010 Shanghai, we must study the international language difficulties.Second, must be polite, from what, from small start not spitting, do anything to remember the ladies first. Anyhow, strive to become a polite and courteous.Welcome to world! Make friends