stated是什么時態

　　This is not one of their stated aims.

　　在他們宣布的目標里沒有這一條。

　　You must arrive at the time stated.

　　你必須在規定時間到達。

　　It is often stated that we use only 10 per cent of our brain.

　　常有報告稱人只運用了大腦的10%。

　　He has already stated his intention to run for election.

　　他已聲明打算參加競選。