The traffic in Shanghai will be blocked and people will come

Many people will come to Shanghai when the EXPO________ here In this case ,the traffic order in China will be there will be many people in the world and most of them will there will be fewer traffic jians in the near f------ the heavy traffic flow in lab will not be solved. The world expo will be held in shanghai in 2010 How many countries will be participated in the Shanghai Expo there will be many people in the world and most of them live in 10 year's time,there will be()roads and ()traffic jams in 英语翻译I will come to Shanghai again in early July and we can o ______,and we will arrive in Shanghai Perhaps the day will come ____ people will be able to breath