English verb conjugation COULD UNDERLAY STH

Regular verb: underlay sth - underlay sthed - underlay sthed

Warning, this verb may not exist. Conjugation is given as example.

Affirmation

Simple form

I could underlay sth
you could underlay sth
he could underlay sth
we could underlay sth
you could underlay sth
they could underlay sth

V-ing form

I could be underlay sthing
you could be underlay sthing
he could be underlay sthing
we could be underlay sthing
you could be underlay sthing
they could be underlay sthing

Perfect

I could have underlay sthed
you could have underlay sthed
he could have underlay sthed
we could have underlay sthed
you could have underlay sthed
they could have underlay sthed

V-ing perfect

I could have been underlay sthing
you could have been underlay sthing
he could have been underlay sthing
we could have been underlay sthing
you could have been underlay sthing
they could have been underlay sthing

Negation

Simple form

I could not underlay sth
you could not underlay sth
he could not underlay sth
we could not underlay sth
you could not underlay sth
they could not underlay sth

V-ing form

I could not be underlay sthing
you could not be underlay sthing
he could not be underlay sthing
we could not be underlay sthing
you could not be underlay sthing
they could not be underlay sthing

Perfect

I could not have underlay sthed
you could not have underlay sthed
he could not have underlay sthed
we could not have underlay sthed
you could not have underlay sthed
they could not have underlay sthed

V-ing perfect

I could not have been underlay sthing
you could not have been underlay sthing
he could not have been underlay sthing
we could not have been underlay sthing
you could not have been underlay sthing
they could not have been underlay sthing

Interrogative form

Simple form

could I underlay sth?
could you underlay sth?
could he underlay sth?
could we underlay sth?
could you underlay sth?
could they underlay sth?

V-ing form

could I be underlay sthing?
could you be underlay sthing?
could he be underlay sthing?
could we be underlay sthing?
could you be underlay sthing?
could they be underlay sthing?

Perfect

could I have underlay sthed?
could you have underlay sthed?
could he have underlay sthed?
could we have underlay sthed?
could you have underlay sthed?
could they have underlay sthed?

V-ing perfect

could I have been underlay sthing?
could you have been underlay sthing?
could he have been underlay sthing?
could we have been underlay sthing?
could you have been underlay sthing?
could they have been underlay sthing?

Interro-negative form

Simple form

could I not underlay sth?
could you not underlay sth?
could he not underlay sth?
could we not underlay sth?
could you not underlay sth?
could they not underlay sth?

V-ing form

could I not be underlay sthing?
could you not be underlay sthing?
could he not be underlay sthing?
could we not be underlay sthing?
could you not be underlay sthing?
could they not be underlay sthing?

Perfect

could I not have underlay sthed?
could you not have underlay sthed?
could he not have underlay sthed?
could we not have underlay sthed?
could you not have underlay sthed?
could they not have underlay sthed?

V-ing perfect

could I not have been underlay sthing?
could you not have been underlay sthing?
could he not have been underlay sthing?
could we not have been underlay sthing?
could you not have been underlay sthing?
could they not have been underlay sthing?

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