English verb conjugation COULD DEVALUATE

Regular verb: devaluate - devaluated - devaluated

Affirmation

Simple form

I could devaluate
you could devaluate
she could devaluate
we could devaluate
you could devaluate
they could devaluate

V-ing form

I could be devaluating
you could be devaluating
she could be devaluating
we could be devaluating
you could be devaluating
they could be devaluating

Perfect

I could have devaluated
you could have devaluated
she could have devaluated
we could have devaluated
you could have devaluated
they could have devaluated

V-ing perfect

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

Negation

Simple form

I couldn't devaluate
you couldn't devaluate
she couldn't devaluate
we couldn't devaluate
you couldn't devaluate
they couldn't devaluate

V-ing form

I couldn't be devaluating
you couldn't be devaluating
she couldn't be devaluating
we couldn't be devaluating
you couldn't be devaluating
they couldn't be devaluating

Perfect

I couldn't have devaluated
you couldn't have devaluated
she couldn't have devaluated
we couldn't have devaluated
you couldn't have devaluated
they couldn't have devaluated

V-ing perfect

I couldn't have been devaluating
you couldn't have been devaluating
she couldn't have been devaluating
we couldn't have been devaluating
you couldn't have been devaluating
they couldn't have been devaluating

Interrogative form

Simple form

could I devaluate?
could you devaluate?
could she devaluate?
could we devaluate?
could you devaluate?
could they devaluate?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

couldn't I devaluate?
couldn't you devaluate?
couldn't she devaluate?
couldn't we devaluate?
couldn't you devaluate?
couldn't they devaluate?

V-ing form

couldn't I be devaluating?
couldn't you be devaluating?
couldn't she be devaluating?
couldn't we be devaluating?
couldn't you be devaluating?
couldn't they be devaluating?

Perfect

couldn't I have devaluated?
couldn't you have devaluated?
couldn't she have devaluated?
couldn't we have devaluated?
couldn't you have devaluated?
couldn't they have devaluated?

V-ing perfect

couldn't I have been devaluating?
couldn't you have been devaluating?
couldn't she have been devaluating?
couldn't we have been devaluating?
couldn't you have been devaluating?
couldn't they have been devaluating?

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