English verb conjugation COULD ACHE

Regular verb: ache - ached - ached

Affirmation

Simple form

I could ache
you could ache
he could ache
we could ache
you could ache
they could ache

V-ing form

I could be aching
you could be aching
he could be aching
we could be aching
you could be aching
they could be aching

Perfect

I could have ached
you could have ached
he could have ached
we could have ached
you could have ached
they could have ached

V-ing perfect

I could have been aching
you could have been aching
he could have been aching
we could have been aching
you could have been aching
they could have been aching

Negation

Simple form

I could not ache
you could not ache
he could not ache
we could not ache
you could not ache
they could not ache

V-ing form

I could not be aching
you could not be aching
he could not be aching
we could not be aching
you could not be aching
they could not be aching

Perfect

I could not have ached
you could not have ached
he could not have ached
we could not have ached
you could not have ached
they could not have ached

V-ing perfect

I could not have been aching
you could not have been aching
he could not have been aching
we could not have been aching
you could not have been aching
they could not have been aching

Interrogative form

Simple form

could I ache?
could you ache?
could he ache?
could we ache?
could you ache?
could they ache?

V-ing form

could I be aching?
could you be aching?
could he be aching?
could we be aching?
could you be aching?
could they be aching?

Perfect

could I have ached?
could you have ached?
could he have ached?
could we have ached?
could you have ached?
could they have ached?

V-ing perfect

could I have been aching?
could you have been aching?
could he have been aching?
could we have been aching?
could you have been aching?
could they have been aching?

Interro-negative form

Simple form

could I not ache?
could you not ache?
could he not ache?
could we not ache?
could you not ache?
could they not ache?

V-ing form

could I not be aching?
could you not be aching?
could he not be aching?
could we not be aching?
could you not be aching?
could they not be aching?

Perfect

could I not have ached?
could you not have ached?
could he not have ached?
could we not have ached?
could you not have ached?
could they not have ached?

V-ing perfect

could I not have been aching?
could you not have been aching?
could he not have been aching?
could we not have been aching?
could you not have been aching?
could they not have been aching?

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