English verb conjugation
COULD MANIFOLD

Regular verb: manifold - manifolded - manifolded

Affirmation

Simple form	V-ing form
I could manifold you could manifold he could manifold we could manifold you could manifold they could manifold	I could be manifolding you could be manifolding he could be manifolding we could be manifolding you could be manifolding they could be manifolding
Perfect	V-ing perfect
I could have manifolded you could have manifolded he could have manifolded we could have manifolded you could have manifolded they could have manifolded	I could have been manifolding you could have been manifolding he could have been manifolding we could have been manifolding you could have been manifolding they could have been manifolding

Negation

Simple form	V-ing form
I could not manifold you could not manifold he could not manifold we could not manifold you could not manifold they could not manifold	I could not be manifolding you could not be manifolding he could not be manifolding we could not be manifolding you could not be manifolding they could not be manifolding
Perfect	V-ing perfect
I could not have manifolded you could not have manifolded he could not have manifolded we could not have manifolded you could not have manifolded they could not have manifolded	I could not have been manifolding you could not have been manifolding he could not have been manifolding we could not have been manifolding you could not have been manifolding they could not have been manifolding

Interrogative form

Simple form	V-ing form
could I manifold? could you manifold? could he manifold? could we manifold? could you manifold? could they manifold?	could I be manifolding? could you be manifolding? could he be manifolding? could we be manifolding? could you be manifolding? could they be manifolding?
Perfect	V-ing perfect
could I have manifolded? could you have manifolded? could he have manifolded? could we have manifolded? could you have manifolded? could they have manifolded?	could I have been manifolding? could you have been manifolding? could he have been manifolding? could we have been manifolding? could you have been manifolding? could they have been manifolding?

Interro-negative form

Simple form	V-ing form
could I not manifold? could you not manifold? could he not manifold? could we not manifold? could you not manifold? could they not manifold?	could I not be manifolding? could you not be manifolding? could he not be manifolding? could we not be manifolding? could you not be manifolding? could they not be manifolding?
Perfect	V-ing perfect
could I not have manifolded? could you not have manifolded? could he not have manifolded? could we not have manifolded? could you not have manifolded? could they not have manifolded?	could I not have been manifolding? could you not have been manifolding? could he not have been manifolding? could we not have been manifolding? could you not have been manifolding? could they not have been manifolding?