1. City is a place where live a many people.
2. There are sidewalks for people to walk on.
3. There are many lights in a city.
4. There are signs in a city traffic.
5. Often cities are polluted.
6. Usually public transportation have cities.
7. You can work at a factory or an office.
8. -
9. Cities are exciting places.
PS. Извини, в 8 я не знаю что будет
