The Best way of transportation with the rapid development of our society
the growing number of peoplehave the private car-more and more people have their private cars
privatecars environmental pollution as well as 改为,going out
such as 改为 as a result
for the begood for our healthy and protecting environment and saving energy改为：
for the good of our health,environmental protection and energy saving
ofgo out is ride bicycle改为of going out is riding bicycle