雅思口语范文之公共交通的优缺点

　　Public transportation is always one of the safest modes of travel.

　　Most pubic coaches or buses are larger, newer and more substantial than autos or vans.

　　For the government or individuals, the public transportation is more economical and efficient.

　　Public transportation helps relieve traffic congestion, reducing hours of delay in major travel corridors.

　　Public transportation helps to relieve the crowded network of roads by providingtransportation choices.

　　Emissions from road vehicles are the largest contributors to smog, while publictransportation helps promote cleaner air by reducing automobile use.

　　The supply of oil is finite. Public transportation is crucial in helping to save energy by using it wisely.

　　Studies have shown that the ability to travel in an area conveniently. without a car,is an important component of a community's livability.

　　Public transportation provides opportunity, access, choice and freedom, all of which contribute to an improved quality of life.