Present participle; Past participle - interpolating - interpolated Present - interpolate - interpolate - interpolates - interpolate - interpolate - interpolate Past - interpolated - interpolated - interpolated - interpolated - interpolated - interpolated Future - will interpolate - will interpolate - will interpolate - will interpolate - will interpolate - will interpolate Present conditional - would interpolate - would interpolate - would interpolate - would interpolate - would interpolate - would interpolate Present Perfect - have interpolated - have interpolated - has interpolated - have interpolated - have interpolated - have interpolated Past Perfect - had interpolated - had interpolated - had interpolated - had interpolated - had interpolated - had interpolated Future Perfect - will have interpolated - will have interpolated - will have interpolated - will have interpolated - will have interpolated - will have interpolated Past conditional - would have interpolated - would have interpolated - would have interpolated - would have interpolated - would have interpolated - would have interpolated Imperative - - - interpolate - - - - - - - -