English verb conjugation CAN EXTINGUISH

Regular verb: extinguish - extinguished - extinguished

Affirmation

Simple form

I can extinguish
you can extinguish
he can extinguish
we can extinguish
you can extinguish
they can extinguish

V-ing form

I can be extinguishing
you can be extinguishing
he can be extinguishing
we can be extinguishing
you can be extinguishing
they can be extinguishing

Perfect

I can have extinguished
you can have extinguished
he can have extinguished
we can have extinguished
you can have extinguished
they can have extinguished

V-ing perfect

I can have been extinguishing
you can have been extinguishing
he can have been extinguishing
we can have been extinguishing
you can have been extinguishing
they can have been extinguishing

Negation

Simple form

I can't extinguish
you can't extinguish
he can't extinguish
we can't extinguish
you can't extinguish
they can't extinguish

V-ing form

I can't be extinguishing
you can't be extinguishing
he can't be extinguishing
we can't be extinguishing
you can't be extinguishing
they can't be extinguishing

Perfect

I can't have extinguished
you can't have extinguished
he can't have extinguished
we can't have extinguished
you can't have extinguished
they can't have extinguished

V-ing perfect

I can't have been extinguishing
you can't have been extinguishing
he can't have been extinguishing
we can't have been extinguishing
you can't have been extinguishing
they can't have been extinguishing

Interrogative form

Simple form

can I extinguish?
can you extinguish?
can he extinguish?
can we extinguish?
can you extinguish?
can they extinguish?

V-ing form

can I be extinguishing?
can you be extinguishing?
can he be extinguishing?
can we be extinguishing?
can you be extinguishing?
can they be extinguishing?

Perfect

can I have extinguished?
can you have extinguished?
can he have extinguished?
can we have extinguished?
can you have extinguished?
can they have extinguished?

V-ing perfect

can I have been extinguishing?
can you have been extinguishing?
can he have been extinguishing?
can we have been extinguishing?
can you have been extinguishing?
can they have been extinguishing?

Interro-negative form

Simple form

can't I extinguish?
can't you extinguish?
can't he extinguish?
can't we extinguish?
can't you extinguish?
can't they extinguish?

V-ing form

can't I be extinguishing?
can't you be extinguishing?
can't he be extinguishing?
can't we be extinguishing?
can't you be extinguishing?
can't they be extinguishing?

Perfect

can't I have extinguished?
can't you have extinguished?
can't he have extinguished?
can't we have extinguished?
can't you have extinguished?
can't they have extinguished?

V-ing perfect

can't I have been extinguishing?
can't you have been extinguishing?
can't he have been extinguishing?
can't we have been extinguishing?
can't you have been extinguishing?
can't they have been extinguishing?

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