English verb conjugation COULD SPECIALISE

Regular verb: specialise - specialised - specialised

Affirmation

Simple form

I could specialise
you could specialise
he could specialise
we could specialise
you could specialise
they could specialise

V-ing form

I could be specialising
you could be specialising
he could be specialising
we could be specialising
you could be specialising
they could be specialising

Perfect

I could have specialised
you could have specialised
he could have specialised
we could have specialised
you could have specialised
they could have specialised

V-ing perfect

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

Negation

Simple form

I could not specialise
you could not specialise
he could not specialise
we could not specialise
you could not specialise
they could not specialise

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

could I specialise?
could you specialise?
could he specialise?
could we specialise?
could you specialise?
could they specialise?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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