English verb conjugation COULD OVERHEAR

Irregular verb: overhear - overheard - overheard

Affirmation

Simple form

I could overhear
you could overhear
she could overhear
we could overhear
you could overhear
they could overhear

V-ing form

I could be overhearing
you could be overhearing
she could be overhearing
we could be overhearing
you could be overhearing
they could be overhearing

Perfect

I could have overheard
you could have overheard
she could have overheard
we could have overheard
you could have overheard
they could have overheard

V-ing perfect

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

Negation

Simple form

I could not overhear
you could not overhear
she could not overhear
we could not overhear
you could not overhear
they could not overhear

V-ing form

I could not be overhearing
you could not be overhearing
she could not be overhearing
we could not be overhearing
you could not be overhearing
they could not be overhearing

Perfect

I could not have overheard
you could not have overheard
she could not have overheard
we could not have overheard
you could not have overheard
they could not have overheard

V-ing perfect

I could not have been overhearing
you could not have been overhearing
she could not have been overhearing
we could not have been overhearing
you could not have been overhearing
they could not have been overhearing

Interrogative form

Simple form

could I overhear?
could you overhear?
could she overhear?
could we overhear?
could you overhear?
could they overhear?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

could I not overhear?
could you not overhear?
could she not overhear?
could we not overhear?
could you not overhear?
could they not overhear?

V-ing form

could I not be overhearing?
could you not be overhearing?
could she not be overhearing?
could we not be overhearing?
could you not be overhearing?
could they not be overhearing?

Perfect

could I not have overheard?
could you not have overheard?
could she not have overheard?
could we not have overheard?
could you not have overheard?
could they not have overheard?

V-ing perfect

could I not have been overhearing?
could you not have been overhearing?
could she not have been overhearing?
could we not have been overhearing?
could you not have been overhearing?
could they not have been overhearing?

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