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 couldn't overthrow
you couldn't overthrow
he couldn't overthrow
we couldn't overthrow
you couldn't overthrow
they couldn't overthrow

V-ing form

I couldn't be overthrowing
you couldn't be overthrowing
he couldn't be overthrowing
we couldn't be overthrowing
you couldn't be overthrowing
they couldn't be overthrowing

Perfect

I couldn't have overthrown
you couldn't have overthrown
he couldn't have overthrown
we couldn't have overthrown
you couldn't have overthrown
they couldn't have overthrown

V-ing perfect

I couldn't have been overthrowing
you couldn't have been overthrowing
he couldn't have been overthrowing
we couldn't have been overthrowing
you couldn't have been overthrowing
they couldn't 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

couldn't I overthrow?
couldn't you overthrow?
couldn't he overthrow?
couldn't we overthrow?
couldn't you overthrow?
couldn't they overthrow?

V-ing form

couldn't I be overthrowing?
couldn't you be overthrowing?
couldn't he be overthrowing?
couldn't we be overthrowing?
couldn't you be overthrowing?
couldn't they be overthrowing?

Perfect

couldn't I have overthrown?
couldn't you have overthrown?
couldn't he have overthrown?
couldn't we have overthrown?
couldn't you have overthrown?
couldn't they have overthrown?

V-ing perfect

couldn't I have been overthrowing?
couldn't you have been overthrowing?
couldn't he have been overthrowing?
couldn't we have been overthrowing?
couldn't you have been overthrowing?
couldn't they have been overthrowing?

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