8．
Fill in the blanks with proper words(在短文的空格内填入适当的词， 使其内容通顺。每空格限填一词，首字母已给)
Rules are very important. They are rus. They tell us what to do and wnot
to do. We have rules at school, in the library and in o different places. Rules can keep us from
danger. For example, if we don's have traffic rules， it will not be sto walk on the roads. We also have rules
to take care of the environment. As students，we must do
as rules tell us to do，meanwhile(同时) we should tell people to krules.
Remember no rules, no hlife.
