Present participle; Past participle - wondering - wondered Present - wonder - wonder - wonders - wonder - wonder - wonder Past - wondered - wondered - wondered - wondered - wondered - wondered Future - will wonder - will wonder - will wonder - will wonder - will wonder - will wonder Present conditional - would wonder - would wonder - would wonder - would wonder - would wonder - would wonder Present Perfect - have wondered - have wondered - has wondered - have wondered - have wondered - have wondered Past Perfect - had wondered - had wondered - had wondered - had wondered - had wondered - had wondered Future Perfect - will have wondered - will have wondered - will have wondered - will have wondered - will have wondered - will have wondered Past conditional - would have wondered - would have wondered - would have wondered - would have wondered - would have wondered - would have wondered Imperative - - - wonder - - - - - - - -