English verb conjugation COULD METASTASIZE

Regular verb: metastasize - metastasized - metastasized

Affirmation

Simple form

I could metastasize
you could metastasize
he could metastasize
we could metastasize
you could metastasize
they could metastasize

V-ing form

I could be metastasizing
you could be metastasizing
he could be metastasizing
we could be metastasizing
you could be metastasizing
they could be metastasizing

Perfect

I could have metastasized
you could have metastasized
he could have metastasized
we could have metastasized
you could have metastasized
they could have metastasized

V-ing perfect

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

Negation

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

could I metastasize?
could you metastasize?
could he metastasize?
could we metastasize?
could you metastasize?
could they metastasize?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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