English verb conjugation COULD WALK

Regular verb: walk - walked - walked

Affirmation

Simple form

I could walk
you could walk
she could walk
we could walk
you could walk
they could walk

V-ing form

I could be walking
you could be walking
she could be walking
we could be walking
you could be walking
they could be walking

Perfect

I could have walked
you could have walked
she could have walked
we could have walked
you could have walked
they could have walked

V-ing perfect

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

Negation

Simple form

I could not walk
you could not walk
she could not walk
we could not walk
you could not walk
they could not walk

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

could I walk?
could you walk?
could she walk?
could we walk?
could you walk?
could they walk?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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