riding a bicycle

The bicycle is the most common means of transport in our country,there are several reason for that ,first ,most people are not rich enough to buy a car ,since the bicycle is not expensive,it is affordable by the average chinese familities.second,china has a large population,and the traffic is heavy,the bicycle has the advantage of being small in size,a road which can allow two cars to pass may allow more than ten bicycle to run side by side,finally,people enjoy riding a bicycle to school,to work,and on outing ,it is so pleasant and exercise is good for people 's health.
Compared with a car ,a bicycle has its disadvantages and advantage.for instance,a bicycle is not fit for a long distance trip,a person who sits all day long in a car might get fat and unhealthy, while a person on a bicycle may gain good health and pleasure.
The bicycle is popular in china,and it will remain so far a long time to come,therefore,in the future,the bicycle will still be welcome.