English verb conjugation COULD ATTACK

Regular verb: attack - attacked - attacked

Affirmation

Simple form

I could attack
you could attack
he could attack
we could attack
you could attack
they could attack

V-ing form

I could be attacking
you could be attacking
he could be attacking
we could be attacking
you could be attacking
they could be attacking

Perfect

I could have attacked
you could have attacked
he could have attacked
we could have attacked
you could have attacked
they could have attacked

V-ing perfect

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

Negation

Simple form

I could not attack
you could not attack
he could not attack
we could not attack
you could not attack
they could not attack

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

could I attack?
could you attack?
could he attack?
could we attack?
could you attack?
could they attack?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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