English verb conjugation COULD FLUCTUATE

Regular verb: fluctuate - fluctuated - fluctuated

Affirmation

Simple form

I could fluctuate
you could fluctuate
she could fluctuate
we could fluctuate
you could fluctuate
they could fluctuate

V-ing form

I could be fluctuating
you could be fluctuating
she could be fluctuating
we could be fluctuating
you could be fluctuating
they could be fluctuating

Perfect

I could have fluctuated
you could have fluctuated
she could have fluctuated
we could have fluctuated
you could have fluctuated
they could have fluctuated

V-ing perfect

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

Negation

Simple form

I could not fluctuate
you could not fluctuate
she could not fluctuate
we could not fluctuate
you could not fluctuate
they could not fluctuate

V-ing form

I could not be fluctuating
you could not be fluctuating
she could not be fluctuating
we could not be fluctuating
you could not be fluctuating
they could not be fluctuating

Perfect

I could not have fluctuated
you could not have fluctuated
she could not have fluctuated
we could not have fluctuated
you could not have fluctuated
they could not have fluctuated

V-ing perfect

I could not have been fluctuating
you could not have been fluctuating
she could not have been fluctuating
we could not have been fluctuating
you could not have been fluctuating
they could not have been fluctuating

Interrogative form

Simple form

could I fluctuate?
could you fluctuate?
could she fluctuate?
could we fluctuate?
could you fluctuate?
could they fluctuate?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

could I not fluctuate?
could you not fluctuate?
could she not fluctuate?
could we not fluctuate?
could you not fluctuate?
could they not fluctuate?

V-ing form

could I not be fluctuating?
could you not be fluctuating?
could she not be fluctuating?
could we not be fluctuating?
could you not be fluctuating?
could they not be fluctuating?

Perfect

could I not have fluctuated?
could you not have fluctuated?
could she not have fluctuated?
could we not have fluctuated?
could you not have fluctuated?
could they not have fluctuated?

V-ing perfect

could I not have been fluctuating?
could you not have been fluctuating?
could she not have been fluctuating?
could we not have been fluctuating?
could you not have been fluctuating?
could they not have been fluctuating?

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