（1）
When was the Great Exhibition of Industries of All Nations first held?
A . In 1815.B . In 1851.C . In 1915.
（2）
How many people will live in cities by 2010?
A . About 65％of the world population.B . About 55％of the world population.C . About 50% of the world population.
（3）
What can we learn from the talk?
A . The 2010 Exposition will last 186 days.B . The 2010 Exposition plans to attract 90 million visitors.C . Shanghai Declaration will be issued at the end of the event.
