讲文明 树新风 以Be careful with your manners 为题 写一篇英语小作文 急！！

Manners is very important to all of us ,especially in public.However ,some people pay little attention to their behaviors .Sometimes they smoke in public or make much noise to please themselves but affect others.
In my opinion,as students we should pay more attention to our behaviors anytime and anywhere and only when everyone realise it can we have a good environment.