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 couldn't deceive
you couldn't deceive
he couldn't deceive
we couldn't deceive
you couldn't deceive
they couldn't deceive

V-ing form

I couldn't be deceiving
you couldn't be deceiving
he couldn't be deceiving
we couldn't be deceiving
you couldn't be deceiving
they couldn't be deceiving

Perfect

I couldn't have deceived
you couldn't have deceived
he couldn't have deceived
we couldn't have deceived
you couldn't have deceived
they couldn't have deceived

V-ing perfect

I couldn't have been deceiving
you couldn't have been deceiving
he couldn't have been deceiving
we couldn't have been deceiving
you couldn't have been deceiving
they couldn't 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

couldn't I deceive?
couldn't you deceive?
couldn't he deceive?
couldn't we deceive?
couldn't you deceive?
couldn't they deceive?

V-ing form

couldn't I be deceiving?
couldn't you be deceiving?
couldn't he be deceiving?
couldn't we be deceiving?
couldn't you be deceiving?
couldn't they be deceiving?

Perfect

couldn't I have deceived?
couldn't you have deceived?
couldn't he have deceived?
couldn't we have deceived?
couldn't you have deceived?
couldn't they have deceived?

V-ing perfect

couldn't I have been deceiving?
couldn't you have been deceiving?
couldn't he have been deceiving?
couldn't we have been deceiving?
couldn't you have been deceiving?
couldn't they have been deceiving?

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