how to behave in public 作文 英文 80词左右

How to Hehave in Public
As we know,the eleventh Middle School Student Sports Meeting is coming.So,it's necessary to know how to behave in public.
Firstly,it's important to be friendly and polite,which is a good habit.Secondly,we should remember to keep our voice a little low in public places,or others may think we are impolite and become unhappy.Finally,not throwing rubbish everywhere is important .A good middle school student should keep the environment clean.
In my opinion ,this sports meeting is a good chance to show our middle school students' qualities,so it's time for us to behave well in public.Do you think so?