English verb conjugation COULD DECEIVE

Regular verb: deceive - deceived - deceived

Affirmation

Simple form

I could deceive
you could deceive
she could deceive
we could deceive
you could deceive
they could deceive

V-ing form

I could be deceiving
you could be deceiving
she could be deceiving
we could be deceiving
you could be deceiving
they could be deceiving

Perfect

I could have deceived
you could have deceived
she 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
she 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
she 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
she 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
she 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
she 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 she deceive?
could we deceive?
could you deceive?
could they deceive?

V-ing form

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

Perfect

could I have deceived?
could you have deceived?
could she 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 she 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 she 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 she 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 she 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 she 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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