哪位英语好的童鞋帮我写篇作文~

The 29th olympics has been over.There has been many changes in Beijing.There are more trees,flowers and grass everywhere so it looks more beautfiful.The road becomes wider and wider.The traffic services become better and better.There are more visitors come to visit Beijing besides foreigners so we should learn English well.We should help to improve our environment,such as,putting the rubbish into to dustbin,helping to plant more trees and flowers.What's more,we should do exercise every day so that we can keep ourselves fit.If everyone makes a contribution to Beijin's developement,I believe it will become more and more beautiful.