English verb conjugation
COULD MUD

Regular verb: mud - mudded - mudded

Affirmation

Simple form	V-ing form
I could mud you could mud she could mud we could mud you could mud they could mud	I could be mudding you could be mudding she could be mudding we could be mudding you could be mudding they could be mudding
Perfect	V-ing perfect
I could have mudded you could have mudded she could have mudded we could have mudded you could have mudded they could have mudded	I could have been mudding you could have been mudding she could have been mudding we could have been mudding you could have been mudding they could have been mudding

Negation

Simple form	V-ing form
I couldn't mud you couldn't mud she couldn't mud we couldn't mud you couldn't mud they couldn't mud	I couldn't be mudding you couldn't be mudding she couldn't be mudding we couldn't be mudding you couldn't be mudding they couldn't be mudding
Perfect	V-ing perfect
I couldn't have mudded you couldn't have mudded she couldn't have mudded we couldn't have mudded you couldn't have mudded they couldn't have mudded	I couldn't have been mudding you couldn't have been mudding she couldn't have been mudding we couldn't have been mudding you couldn't have been mudding they couldn't have been mudding

Interrogative form

Simple form	V-ing form
could I mud? could you mud? could she mud? could we mud? could you mud? could they mud?	could I be mudding? could you be mudding? could she be mudding? could we be mudding? could you be mudding? could they be mudding?
Perfect	V-ing perfect
could I have mudded? could you have mudded? could she have mudded? could we have mudded? could you have mudded? could they have mudded?	could I have been mudding? could you have been mudding? could she have been mudding? could we have been mudding? could you have been mudding? could they have been mudding?

Interro-negative form

Simple form	V-ing form
couldn't I mud? couldn't you mud? couldn't she mud? couldn't we mud? couldn't you mud? couldn't they mud?	couldn't I be mudding? couldn't you be mudding? couldn't she be mudding? couldn't we be mudding? couldn't you be mudding? couldn't they be mudding?
Perfect	V-ing perfect
couldn't I have mudded? couldn't you have mudded? couldn't she have mudded? couldn't we have mudded? couldn't you have mudded? couldn't they have mudded?	couldn't I have been mudding? couldn't you have been mudding? couldn't she have been mudding? couldn't we have been mudding? couldn't you have been mudding? couldn't they have been mudding?