Questions
A news about the boom in cellular phone sale in 2004.

1. According to the news, people regard a cell phone as_________________
   
2. How many units were sold around the world each year_______________
   
3. Describe how the news describe “the boom” of the cell phone sale:
   _____________________________________
   
4. What were the reasons:
   _____________________________________
   _____________________________________
   
5. One concrete evident is the compared number of cell phone users and landline users, what was that evidence?
   _____________________________________