1. When did people show a need to communicate to one another? 2. What did two parallel columns of smoke indicate? 3. What does the reading say about noise? 4. Where is the place still using drums? 5. How does the sender stimulate speech? 6. What is the top row of keys on an English-language keyboard? 7. What was Tomlinson's idea about other sites? 8. Why did Tomlinson use 9. How was the email by the end of the 20th? 10. What is the effect of increasing emails and cell phones?