English verb conjugation COULD CONCRETISE

Regular verb: concretise - concretised - concretised

Affirmation

Simple form

I could concretise
you could concretise
she could concretise
we could concretise
you could concretise
they could concretise

V-ing form

I could be concretising
you could be concretising
she could be concretising
we could be concretising
you could be concretising
they could be concretising

Perfect

I could have concretised
you could have concretised
she could have concretised
we could have concretised
you could have concretised
they could have concretised

V-ing perfect

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

Negation

Simple form

I could not concretise
you could not concretise
she could not concretise
we could not concretise
you could not concretise
they could not concretise

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

could I concretise?
could you concretise?
could she concretise?
could we concretise?
could you concretise?
could they concretise?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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