English verb conjugation COULD OVERTHROW

Irregular verb: overthrow - overthrew - overthrown

Affirmation

Simple form

I could overthrow
you could overthrow
he could overthrow
we could overthrow
you could overthrow
they could overthrow

V-ing form

I could be overthrowing
you could be overthrowing
he could be overthrowing
we could be overthrowing
you could be overthrowing
they could be overthrowing

Perfect

I could have overthrown
you could have overthrown
he could have overthrown
we could have overthrown
you could have overthrown
they could have overthrown

V-ing perfect

I could have been overthrowing
you could have been overthrowing
he could have been overthrowing
we could have been overthrowing
you could have been overthrowing
they could have been overthrowing

Negation

Simple form

I could not overthrow
you could not overthrow
he could not overthrow
we could not overthrow
you could not overthrow
they could not overthrow

V-ing form

I could not be overthrowing
you could not be overthrowing
he could not be overthrowing
we could not be overthrowing
you could not be overthrowing
they could not be overthrowing

Perfect

I could not have overthrown
you could not have overthrown
he could not have overthrown
we could not have overthrown
you could not have overthrown
they could not have overthrown

V-ing perfect

I could not have been overthrowing
you could not have been overthrowing
he could not have been overthrowing
we could not have been overthrowing
you could not have been overthrowing
they could not have been overthrowing

Interrogative form

Simple form

could I overthrow?
could you overthrow?
could he overthrow?
could we overthrow?
could you overthrow?
could they overthrow?

V-ing form

could I be overthrowing?
could you be overthrowing?
could he be overthrowing?
could we be overthrowing?
could you be overthrowing?
could they be overthrowing?

Perfect

could I have overthrown?
could you have overthrown?
could he have overthrown?
could we have overthrown?
could you have overthrown?
could they have overthrown?

V-ing perfect

could I have been overthrowing?
could you have been overthrowing?
could he have been overthrowing?
could we have been overthrowing?
could you have been overthrowing?
could they have been overthrowing?

Interro-negative form

Simple form

could I not overthrow?
could you not overthrow?
could he not overthrow?
could we not overthrow?
could you not overthrow?
could they not overthrow?

V-ing form

could I not be overthrowing?
could you not be overthrowing?
could he not be overthrowing?
could we not be overthrowing?
could you not be overthrowing?
could they not be overthrowing?

Perfect

could I not have overthrown?
could you not have overthrown?
could he not have overthrown?
could we not have overthrown?
could you not have overthrown?
could they not have overthrown?

V-ing perfect

could I not have been overthrowing?
could you not have been overthrowing?
could he not have been overthrowing?
could we not have been overthrowing?
could you not have been overthrowing?
could they not have been overthrowing?

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