Long long ago, people sent messages in different ways. A man put his ears to the ground. He 1 the horses. They were coming this way. He ran to 2 people.He was a 3 .That was one way to send messages. People in 4 19 countries also sent messages. One man made a cloud of smoke. In the next village people saw the smoke and went on doing that, too. The massage went from village to village by 5 . Much 6 , some soldiers kept many pigeons, and these pigeons 7 flew back. When a soldier was sent far away from his own 8 ,he might take a pigeon along. He could tie a message to the bird’ s leg . It would fly back 9 the soldier s message. These are slow ways to send messages. Can you think of 10 ways?