English verb conjugation
COULD CRIMP

Regular verb: crimp - crimped - crimped

Affirmation

Simple form	V-ing form
I could crimp you could crimp he could crimp we could crimp you could crimp they could crimp	I could be crimping you could be crimping he could be crimping we could be crimping you could be crimping they could be crimping
Perfect	V-ing perfect
I could have crimped you could have crimped he could have crimped we could have crimped you could have crimped they could have crimped	I could have been crimping you could have been crimping he could have been crimping we could have been crimping you could have been crimping they could have been crimping

Negation

Simple form	V-ing form
I couldn't crimp you couldn't crimp he couldn't crimp we couldn't crimp you couldn't crimp they couldn't crimp	I couldn't be crimping you couldn't be crimping he couldn't be crimping we couldn't be crimping you couldn't be crimping they couldn't be crimping
Perfect	V-ing perfect
I couldn't have crimped you couldn't have crimped he couldn't have crimped we couldn't have crimped you couldn't have crimped they couldn't have crimped	I couldn't have been crimping you couldn't have been crimping he couldn't have been crimping we couldn't have been crimping you couldn't have been crimping they couldn't have been crimping

Interrogative form

Simple form	V-ing form
could I crimp? could you crimp? could he crimp? could we crimp? could you crimp? could they crimp?	could I be crimping? could you be crimping? could he be crimping? could we be crimping? could you be crimping? could they be crimping?
Perfect	V-ing perfect
could I have crimped? could you have crimped? could he have crimped? could we have crimped? could you have crimped? could they have crimped?	could I have been crimping? could you have been crimping? could he have been crimping? could we have been crimping? could you have been crimping? could they have been crimping?

Interro-negative form

Simple form	V-ing form
couldn't I crimp? couldn't you crimp? couldn't he crimp? couldn't we crimp? couldn't you crimp? couldn't they crimp?	couldn't I be crimping? couldn't you be crimping? couldn't he be crimping? couldn't we be crimping? couldn't you be crimping? couldn't they be crimping?
Perfect	V-ing perfect
couldn't I have crimped? couldn't you have crimped? couldn't he have crimped? couldn't we have crimped? couldn't you have crimped? couldn't they have crimped?	couldn't I have been crimping? couldn't you have been crimping? couldn't he have been crimping? couldn't we have been crimping? couldn't you have been crimping? couldn't they have been crimping?