Present participle; Past participle - skying - skied Present - sky - sky - skies - sky - sky - sky Past - skied - skied - skied - skied - skied - skied Future - will sky - will sky - will sky - will sky - will sky - will sky Present conditional - would sky - would sky - would sky - would sky - would sky - would sky Present Perfect - have skied - have skied - has skied - have skied - have skied - have skied Past Perfect - had skied - had skied - had skied - had skied - had skied - had skied Future Perfect - will have skied - will have skied - will have skied - will have skied - will have skied - will have skied Past conditional - would have skied - would have skied - would have skied - would have skied - would have skied - would have skied Imperative - - - sky - - - - - - - -