The emergency number(求救电话) is 911. The emergency number is for emergencies. An emergency is a fire. An emergency is a crime（犯罪）. An emergency is an accident. Steve dialed 911. "What is your emergency?" asked the dispatcher（接线员）
 "They put a tomato on my hamburger," said Steve. 
"Excuse me?" said the dispatcher（接线员）.
 "They put a tomato on my hamburger. I hate tomatoes. I told them no tomatoes!" 
The dispatcher（接线员）said, "Sir, a tomato is not an emergency." The dispatcher hung up. 
Steve dialed 911 again. "What is your emergency?" asked the same dispatcher. 
"They put a tomato on my hamburger. I hate tomatoes!" Steve said. The dispatcher （接线员）asked, "Where are you? I will send the police." 
Steve said he was at Burger King. The police arrived at Burger King. They put Steve in the back of their police car. They took him to jail.