Write T (True). F (Fahe), or NS (Not Stated). 1. Most families around the world own two or more cars. 2. Modern cars are more comfortable than older cars. 3. Electric cars do not produce harmful gases. 4. All governments force people to buy electric cars. 5. Traffic jams are a common problem in large cities. 6. Cars are the only cause of air pollution in cities. 7. Some cities are encouraging people to cycle more. 8. Self-driving cars are already used everywhere.