Expo held every four years or every two years in the world.<br />Neither. It is held every five years.<br />Where was Expo held this year?<br />It was held in Italy in October 2015.<br />Did China hold Expo?<br />Yes, in Shanghai in 2010.<br />I see. Thank you very much.<br />You are welcome.<br />Expo held every four years or every two years in the world.<br />Neither. It is held every five years.<br />Where was Expo held this year?<br />It was held in Italy in October 2015.<br />Did China hold Expo?<br />Yes, in Shanghai in 2010.<br />I see. Thank you very much.<br />You are welcome.
(1)
How often is Expo held?
A . Every four years.B . Every five years.C . Every two years.