English verb conjugation COULD OVERESTIMATE

Regular verb: overestimate - overestimated - overestimated

Affirmation

Simple form

I could overestimate
you could overestimate
he could overestimate
we could overestimate
you could overestimate
they could overestimate

V-ing form

I could be overestimating
you could be overestimating
he could be overestimating
we could be overestimating
you could be overestimating
they could be overestimating

Perfect

I could have overestimated
you could have overestimated
he could have overestimated
we could have overestimated
you could have overestimated
they could have overestimated

V-ing perfect

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

Negation

Simple form

I could not overestimate
you could not overestimate
he could not overestimate
we could not overestimate
you could not overestimate
they could not overestimate

V-ing form

I could not be overestimating
you could not be overestimating
he could not be overestimating
we could not be overestimating
you could not be overestimating
they could not be overestimating

Perfect

I could not have overestimated
you could not have overestimated
he could not have overestimated
we could not have overestimated
you could not have overestimated
they could not have overestimated

V-ing perfect

I could not have been overestimating
you could not have been overestimating
he could not have been overestimating
we could not have been overestimating
you could not have been overestimating
they could not have been overestimating

Interrogative form

Simple form

could I overestimate?
could you overestimate?
could he overestimate?
could we overestimate?
could you overestimate?
could they overestimate?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

could I not overestimate?
could you not overestimate?
could he not overestimate?
could we not overestimate?
could you not overestimate?
could they not overestimate?

V-ing form

could I not be overestimating?
could you not be overestimating?
could he not be overestimating?
could we not be overestimating?
could you not be overestimating?
could they not be overestimating?

Perfect

could I not have overestimated?
could you not have overestimated?
could he not have overestimated?
could we not have overestimated?
could you not have overestimated?
could they not have overestimated?

V-ing perfect

could I not have been overestimating?
could you not have been overestimating?
could he not have been overestimating?
could we not have been overestimating?
could you not have been overestimating?
could they not have been overestimating?

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