Present participle; Past participle - interrogating - interrogated Present - interrogate - interrogate - interrogates - interrogate - interrogate - interrogate Past - interrogated - interrogated - interrogated - interrogated - interrogated - interrogated Future - will interrogate - will interrogate - will interrogate - will interrogate - will interrogate - will interrogate Present conditional - would interrogate - would interrogate - would interrogate - would interrogate - would interrogate - would interrogate Present Perfect - have interrogated - have interrogated - has interrogated - have interrogated - have interrogated - have interrogated Past Perfect - had interrogated - had interrogated - had interrogated - had interrogated - had interrogated - had interrogated Future Perfect - will have interrogated - will have interrogated - will have interrogated - will have interrogated - will have interrogated - will have interrogated Past conditional - would have interrogated - would have interrogated - would have interrogated - would have interrogated - would have interrogated - would have interrogated Imperative - - - interrogate - - - - - - - -