English verb conjugation COULD DEVALUATE

Regular verb: devaluate - devaluated - devaluated

Affirmation

Simple form

I could devaluate
you could devaluate
he could devaluate
we could devaluate
you could devaluate
they could devaluate

V-ing form

I could be devaluating
you could be devaluating
he could be devaluating
we could be devaluating
you could be devaluating
they could be devaluating

Perfect

I could have devaluated
you could have devaluated
he 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
he 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
he 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
he 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
he 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
he 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 he devaluate?
could we devaluate?
could you devaluate?
could they devaluate?

V-ing form

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

Perfect

could I have devaluated?
could you have devaluated?
could he 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 he 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 he 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 he 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 he 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 he 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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