i want to tell you something about the traffic in our city. i go to school by bus every day.there were always many people at the bus station wait for the buses.there was a bus every 20 minutes.it is so hard to get on the buses for students.the buses always full of people.someone had to stand.the air in the bus is not fresh.it is bed to our healthy.so i hope you will solve the problem as soon as possible.