English verb conjugation COULD METASTASISE

Regular verb: metastasise - metastasised - metastasised

Affirmation

Simple form

I could metastasise
you could metastasise
he could metastasise
we could metastasise
you could metastasise
they could metastasise

V-ing form

I could be metastasising
you could be metastasising
he could be metastasising
we could be metastasising
you could be metastasising
they could be metastasising

Perfect

I could have metastasised
you could have metastasised
he could have metastasised
we could have metastasised
you could have metastasised
they could have metastasised

V-ing perfect

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

Negation

Simple form

I couldn't metastasise
you couldn't metastasise
he couldn't metastasise
we couldn't metastasise
you couldn't metastasise
they couldn't metastasise

V-ing form

I couldn't be metastasising
you couldn't be metastasising
he couldn't be metastasising
we couldn't be metastasising
you couldn't be metastasising
they couldn't be metastasising

Perfect

I couldn't have metastasised
you couldn't have metastasised
he couldn't have metastasised
we couldn't have metastasised
you couldn't have metastasised
they couldn't have metastasised

V-ing perfect

I couldn't have been metastasising
you couldn't have been metastasising
he couldn't have been metastasising
we couldn't have been metastasising
you couldn't have been metastasising
they couldn't have been metastasising

Interrogative form

Simple form

could I metastasise?
could you metastasise?
could he metastasise?
could we metastasise?
could you metastasise?
could they metastasise?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

couldn't I metastasise?
couldn't you metastasise?
couldn't he metastasise?
couldn't we metastasise?
couldn't you metastasise?
couldn't they metastasise?

V-ing form

couldn't I be metastasising?
couldn't you be metastasising?
couldn't he be metastasising?
couldn't we be metastasising?
couldn't you be metastasising?
couldn't they be metastasising?

Perfect

couldn't I have metastasised?
couldn't you have metastasised?
couldn't he have metastasised?
couldn't we have metastasised?
couldn't you have metastasised?
couldn't they have metastasised?

V-ing perfect

couldn't I have been metastasising?
couldn't you have been metastasising?
couldn't he have been metastasising?
couldn't we have been metastasising?
couldn't you have been metastasising?
couldn't they have been metastasising?

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