Because of the travel time to various human beings require the vehicle driven. And vocabulary about where it is consistent with the use of the vehicle. This is useful for studying English.
Because of the time required to travel to various human-powered vehicles and terminology about the place that corresponds to the vehicle , which will be helpful to learn English.
Because of the time travel human use vehicle in propulsion. and vocabulary about the place that is consistent with the use of the vehicle. , which will be helpful to learn English.