Present participle; Past participle - catting - catted Present - cat - cat - cats - cat - cat - cat Past - catted - catted - catted - catted - catted - catted Future - will cat - will cat - will cat - will cat - will cat - will cat Present conditional - would cat - would cat - would cat - would cat - would cat - would cat Present Perfect - have catted - have catted - has catted - have catted - have catted - have catted Past Perfect - had catted - had catted - had catted - had catted - had catted - had catted Future Perfect - will have catted - will have catted - will have catted - will have catted - will have catted - will have catted Past conditional - would have catted - would have catted - would have catted - would have catted - would have catted - would have catted Imperative - - - cat - - - - - - - -