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 cannot extinguish
you cannot extinguish
he cannot extinguish
we cannot extinguish
you cannot extinguish
they cannot extinguish

V-ing form

I cannot be extinguishing
you cannot be extinguishing
he cannot be extinguishing
we cannot be extinguishing
you cannot be extinguishing
they cannot be extinguishing

Perfect

I cannot have extinguished
you cannot have extinguished
he cannot have extinguished
we cannot have extinguished
you cannot have extinguished
they cannot have extinguished

V-ing perfect

I cannot have been extinguishing
you cannot have been extinguishing
he cannot have been extinguishing
we cannot have been extinguishing
you cannot have been extinguishing
they cannot 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 I not extinguish?
can you not extinguish?
can he not extinguish?
can we not extinguish?
can you not extinguish?
can they not extinguish?

V-ing form

can I not be extinguishing?
can you not be extinguishing?
can he not be extinguishing?
can we not be extinguishing?
can you not be extinguishing?
can they not be extinguishing?

Perfect

can I not have extinguished?
can you not have extinguished?
can he not have extinguished?
can we not have extinguished?
can you not have extinguished?
can they not have extinguished?

V-ing perfect

can I not have been extinguishing?
can you not have been extinguishing?
can he not have been extinguishing?
can we not have been extinguishing?
can you not have been extinguishing?
can they not have been extinguishing?

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