English verb conjugation
COULD FORCE

Regular verb: force - forced - forced

Affirmation

Simple form	V-ing form
I could force you could force he could force we could force you could force they could force	I could be forcing you could be forcing he could be forcing we could be forcing you could be forcing they could be forcing
Perfect	V-ing perfect
I could have forced you could have forced he could have forced we could have forced you could have forced they could have forced	I could have been forcing you could have been forcing he could have been forcing we could have been forcing you could have been forcing they could have been forcing

Negation

Simple form	V-ing form
I could not force you could not force he could not force we could not force you could not force they could not force	I could not be forcing you could not be forcing he could not be forcing we could not be forcing you could not be forcing they could not be forcing
Perfect	V-ing perfect
I could not have forced you could not have forced he could not have forced we could not have forced you could not have forced they could not have forced	I could not have been forcing you could not have been forcing he could not have been forcing we could not have been forcing you could not have been forcing they could not have been forcing

Interrogative form

Simple form	V-ing form
could I force? could you force? could he force? could we force? could you force? could they force?	could I be forcing? could you be forcing? could he be forcing? could we be forcing? could you be forcing? could they be forcing?
Perfect	V-ing perfect
could I have forced? could you have forced? could he have forced? could we have forced? could you have forced? could they have forced?	could I have been forcing? could you have been forcing? could he have been forcing? could we have been forcing? could you have been forcing? could they have been forcing?

Interro-negative form

Simple form	V-ing form
could I not force? could you not force? could he not force? could we not force? could you not force? could they not force?	could I not be forcing? could you not be forcing? could he not be forcing? could we not be forcing? could you not be forcing? could they not be forcing?
Perfect	V-ing perfect
could I not have forced? could you not have forced? could he not have forced? could we not have forced? could you not have forced? could they not have forced?	could I not have been forcing? could you not have been forcing? could he not have been forcing? could we not have been forcing? could you not have been forcing? could they not have been forcing?