English verb conjugation COULD CORRODE

Regular verb: corrode - corroded - corroded

Affirmation

Simple form

I could corrode
you could corrode
he could corrode
we could corrode
you could corrode
they could corrode

V-ing form

I could be corroding
you could be corroding
he could be corroding
we could be corroding
you could be corroding
they could be corroding

Perfect

I could have corroded
you could have corroded
he could have corroded
we could have corroded
you could have corroded
they could have corroded

V-ing perfect

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

Negation

Simple form

I couldn't corrode
you couldn't corrode
he couldn't corrode
we couldn't corrode
you couldn't corrode
they couldn't corrode

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

could I corrode?
could you corrode?
could he corrode?
could we corrode?
could you corrode?
could they corrode?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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