competition前加什麼冠詞

前面加冠詞the，例如：

1、He was on a real high after winning the competition.他贏了那場比賽後高興極了。

2、The competition is open to young people under the age of 18.這項比賽讓18歲以下的青少年參加。

3、She won first prize in the competition.她在競賽中獲得頭獎。