英语作文《Modern transportation and our enviornment》

What are the advantages and disadvantages of public transportation?
The main advantage of using public transportation is that it's cheap and generally much better for the environment,because you are only using one vehicle instead of many.Especially if your buses run on clean air,you can reduce a lot of emissions.Another advantage of public transportation is that it reduces traffic jams.I think public transportation is less stressful because you don't have to worry about parking and all that kind of thing.The big disadvantage of public transportation is the wait.It's much more convenient to just jump in your car and take off.Also,you have to follow a route and you have no flexibility with public transportation.Sometimes it can be very uncomfortable,especially during rush hours.
The main advantage of using public transportation is that it’s cheap and generally much better for the environment.Because many people share one vehicle,on one hand,less smoke is given out into the air.It can reduce the air pollution.On the other hand,it can save a lot of energy.Another advantage of public transportation is that it reduces traffic jams.I think public transportation is less stressful because you don’t have to worry about parking and all that kind of thing.
However,the big disadvantage of public transportation is the wait.It’s much more convenient to just jump in your car and take off.Also,you have to follow a route and you have no flexibility with public transportation.Sometimes it can be very uncomfortable,especially during rush hours.
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