The dangers of safety

大学英语一年级 U5The dangers of safety课文梳理思维导图，按照段落顺序分段整理。

The dangers of safety

• paragragh 2,3
  • Differnt methods of reducing the number of crashes have been introduced.
    • speed limits
    • one-way streets
    • traffic signals
    • compulsory driver testing and licensing
    • speeding cameras and fines
  • Making car themselves safer in case of an accident.
    • seat belts,anti-lock brakes,airbags,making car quieter,more comfortable and more luxurious.
• paragragh4
  • The key to this problem is not actually the car,but the driver.
• paragragh 1
  • Traveling by road is widely accepted as being the most dangerous way to travel with far more deaths per kilometer than other ways.