English verb conjugation COULD DECEIVE

Regular verb: deceive - deceived - deceived

Affirmation

Simple form

I could deceive
you could deceive
he could deceive
we could deceive
you could deceive
they could deceive

V-ing form

I could be deceiving
you could be deceiving
he could be deceiving
we could be deceiving
you could be deceiving
they could be deceiving

Perfect

I could have deceived
you could have deceived
he could have deceived
we could have deceived
you could have deceived
they could have deceived

V-ing perfect

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

Negation

Simple form

I could not deceive
you could not deceive
he could not deceive
we could not deceive
you could not deceive
they could not deceive

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

could I deceive?
could you deceive?
could he deceive?
could we deceive?
could you deceive?
could they deceive?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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