English verb conjugation COULD FALSIFY

Regular verb: falsify - falsified - falsified

Affirmation

Simple form

I could falsify
you could falsify
she could falsify
we could falsify
you could falsify
they could falsify

V-ing form

I could be falsifying
you could be falsifying
she could be falsifying
we could be falsifying
you could be falsifying
they could be falsifying

Perfect

I could have falsified
you could have falsified
she could have falsified
we could have falsified
you could have falsified
they could have falsified

V-ing perfect

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

Negation

Simple form

I couldn't falsify
you couldn't falsify
she couldn't falsify
we couldn't falsify
you couldn't falsify
they couldn't falsify

V-ing form

I couldn't be falsifying
you couldn't be falsifying
she couldn't be falsifying
we couldn't be falsifying
you couldn't be falsifying
they couldn't be falsifying

Perfect

I couldn't have falsified
you couldn't have falsified
she couldn't have falsified
we couldn't have falsified
you couldn't have falsified
they couldn't have falsified

V-ing perfect

I couldn't have been falsifying
you couldn't have been falsifying
she couldn't have been falsifying
we couldn't have been falsifying
you couldn't have been falsifying
they couldn't have been falsifying

Interrogative form

Simple form

could I falsify?
could you falsify?
could she falsify?
could we falsify?
could you falsify?
could they falsify?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

couldn't I falsify?
couldn't you falsify?
couldn't she falsify?
couldn't we falsify?
couldn't you falsify?
couldn't they falsify?

V-ing form

couldn't I be falsifying?
couldn't you be falsifying?
couldn't she be falsifying?
couldn't we be falsifying?
couldn't you be falsifying?
couldn't they be falsifying?

Perfect

couldn't I have falsified?
couldn't you have falsified?
couldn't she have falsified?
couldn't we have falsified?
couldn't you have falsified?
couldn't they have falsified?

V-ing perfect

couldn't I have been falsifying?
couldn't you have been falsifying?
couldn't she have been falsifying?
couldn't we have been falsifying?
couldn't you have been falsifying?
couldn't they have been falsifying?

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