English verb conjugation COULD AD-LIB

Regular verb: ad-lib - ad-libed - ad-libed

Affirmation

Simple form

I could ad-lib
you could ad-lib
he could ad-lib
we could ad-lib
you could ad-lib
they could ad-lib

V-ing form

I could be ad-libing
you could be ad-libing
he could be ad-libing
we could be ad-libing
you could be ad-libing
they could be ad-libing

Perfect

I could have ad-libed
you could have ad-libed
he could have ad-libed
we could have ad-libed
you could have ad-libed
they could have ad-libed

V-ing perfect

I could have been ad-libing
you could have been ad-libing
he could have been ad-libing
we could have been ad-libing
you could have been ad-libing
they could have been ad-libing

Negation

Simple form

I couldn't ad-lib
you couldn't ad-lib
he couldn't ad-lib
we couldn't ad-lib
you couldn't ad-lib
they couldn't ad-lib

V-ing form

I couldn't be ad-libing
you couldn't be ad-libing
he couldn't be ad-libing
we couldn't be ad-libing
you couldn't be ad-libing
they couldn't be ad-libing

Perfect

I couldn't have ad-libed
you couldn't have ad-libed
he couldn't have ad-libed
we couldn't have ad-libed
you couldn't have ad-libed
they couldn't have ad-libed

V-ing perfect

I couldn't have been ad-libing
you couldn't have been ad-libing
he couldn't have been ad-libing
we couldn't have been ad-libing
you couldn't have been ad-libing
they couldn't have been ad-libing

Interrogative form

Simple form

could I ad-lib?
could you ad-lib?
could he ad-lib?
could we ad-lib?
could you ad-lib?
could they ad-lib?

V-ing form

could I be ad-libing?
could you be ad-libing?
could he be ad-libing?
could we be ad-libing?
could you be ad-libing?
could they be ad-libing?

Perfect

could I have ad-libed?
could you have ad-libed?
could he have ad-libed?
could we have ad-libed?
could you have ad-libed?
could they have ad-libed?

V-ing perfect

could I have been ad-libing?
could you have been ad-libing?
could he have been ad-libing?
could we have been ad-libing?
could you have been ad-libing?
could they have been ad-libing?

Interro-negative form

Simple form

couldn't I ad-lib?
couldn't you ad-lib?
couldn't he ad-lib?
couldn't we ad-lib?
couldn't you ad-lib?
couldn't they ad-lib?

V-ing form

couldn't I be ad-libing?
couldn't you be ad-libing?
couldn't he be ad-libing?
couldn't we be ad-libing?
couldn't you be ad-libing?
couldn't they be ad-libing?

Perfect

couldn't I have ad-libed?
couldn't you have ad-libed?
couldn't he have ad-libed?
couldn't we have ad-libed?
couldn't you have ad-libed?
couldn't they have ad-libed?

V-ing perfect

couldn't I have been ad-libing?
couldn't you have been ad-libing?
couldn't he have been ad-libing?
couldn't we have been ad-libing?
couldn't you have been ad-libing?
couldn't they have been ad-libing?

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