Present participle; Past participle - filing - filed Present - file - file - files - file - file - file Past - filed - filed - filed - filed - filed - filed Future - will file - will file - will file - will file - will file - will file Present conditional - would file - would file - would file - would file - would file - would file Present Perfect - have filed - have filed - has filed - have filed - have filed - have filed Past Perfect - had filed - had filed - had filed - had filed - had filed - had filed Future Perfect - will have filed - will have filed - will have filed - will have filed - will have filed - will have filed Past conditional - would have filed - would have filed - would have filed - would have filed - would have filed - would have filed Imperative - - - file - - - - - - - -