it is a time for people to unite in peace.

it is a time for people to unite in peace.
some of them jion together to compete for gold medals.
不定式做的什么成分?
the olympian athletic festival became first a national event.
first怎么理解!
the first thirteen olympics.
还有为什么大多数olympics加s呢!
在比如the olympic games为什么也加s.
最后一个问题：People ran a race the length of the stadium.
我现在就是需要答案！