Present participle; Past participle - flapping - flapped Present - flap - flap - flaps - flap - flap - flap Past - flapped - flapped - flapped - flapped - flapped - flapped Future - will flap - will flap - will flap - will flap - will flap - will flap Present conditional - would flap - would flap - would flap - would flap - would flap - would flap Present Perfect - have flapped - have flapped - has flapped - have flapped - have flapped - have flapped Past Perfect - had flapped - had flapped - had flapped - had flapped - had flapped - had flapped Future Perfect - will have flapped - will have flapped - will have flapped - will have flapped - will have flapped - will have flapped Past conditional - would have flapped - would have flapped - would have flapped - would have flapped - would have flapped - would have flapped Imperative - - - flap - - - - - - - -