English verb conjugation COULD FROGMARCH

Regular verb: frogmarch - frogmarched - frogmarched

Affirmation

Simple form

I could frogmarch
you could frogmarch
she could frogmarch
we could frogmarch
you could frogmarch
they could frogmarch

V-ing form

I could be frogmarching
you could be frogmarching
she could be frogmarching
we could be frogmarching
you could be frogmarching
they could be frogmarching

Perfect

I could have frogmarched
you could have frogmarched
she could have frogmarched
we could have frogmarched
you could have frogmarched
they could have frogmarched

V-ing perfect

I could have been frogmarching
you could have been frogmarching
she could have been frogmarching
we could have been frogmarching
you could have been frogmarching
they could have been frogmarching

Negation

Simple form

I could not frogmarch
you could not frogmarch
she could not frogmarch
we could not frogmarch
you could not frogmarch
they could not frogmarch

V-ing form

I could not be frogmarching
you could not be frogmarching
she could not be frogmarching
we could not be frogmarching
you could not be frogmarching
they could not be frogmarching

Perfect

I could not have frogmarched
you could not have frogmarched
she could not have frogmarched
we could not have frogmarched
you could not have frogmarched
they could not have frogmarched

V-ing perfect

I could not have been frogmarching
you could not have been frogmarching
she could not have been frogmarching
we could not have been frogmarching
you could not have been frogmarching
they could not have been frogmarching

Interrogative form

Simple form

could I frogmarch?
could you frogmarch?
could she frogmarch?
could we frogmarch?
could you frogmarch?
could they frogmarch?

V-ing form

could I be frogmarching?
could you be frogmarching?
could she be frogmarching?
could we be frogmarching?
could you be frogmarching?
could they be frogmarching?

Perfect

could I have frogmarched?
could you have frogmarched?
could she have frogmarched?
could we have frogmarched?
could you have frogmarched?
could they have frogmarched?

V-ing perfect

could I have been frogmarching?
could you have been frogmarching?
could she have been frogmarching?
could we have been frogmarching?
could you have been frogmarching?
could they have been frogmarching?

Interro-negative form

Simple form

could I not frogmarch?
could you not frogmarch?
could she not frogmarch?
could we not frogmarch?
could you not frogmarch?
could they not frogmarch?

V-ing form

could I not be frogmarching?
could you not be frogmarching?
could she not be frogmarching?
could we not be frogmarching?
could you not be frogmarching?
could they not be frogmarching?

Perfect

could I not have frogmarched?
could you not have frogmarched?
could she not have frogmarched?
could we not have frogmarched?
could you not have frogmarched?
could they not have frogmarched?

V-ing perfect

could I not have been frogmarching?
could you not have been frogmarching?
could she not have been frogmarching?
could we not have been frogmarching?
could you not have been frogmarching?
could they not have been frogmarching?

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