English verb conjugation COULD SPELL-CHECK

Regular verb: spell-check - spell-checked - spell-checked

Affirmation

Simple form

I could spell-check
you could spell-check
he could spell-check
we could spell-check
you could spell-check
they could spell-check

V-ing form

I could be spell-checking
you could be spell-checking
he could be spell-checking
we could be spell-checking
you could be spell-checking
they could be spell-checking

Perfect

I could have spell-checked
you could have spell-checked
he could have spell-checked
we could have spell-checked
you could have spell-checked
they could have spell-checked

V-ing perfect

I could have been spell-checking
you could have been spell-checking
he could have been spell-checking
we could have been spell-checking
you could have been spell-checking
they could have been spell-checking

Negation

Simple form

I could not spell-check
you could not spell-check
he could not spell-check
we could not spell-check
you could not spell-check
they could not spell-check

V-ing form

I could not be spell-checking
you could not be spell-checking
he could not be spell-checking
we could not be spell-checking
you could not be spell-checking
they could not be spell-checking

Perfect

I could not have spell-checked
you could not have spell-checked
he could not have spell-checked
we could not have spell-checked
you could not have spell-checked
they could not have spell-checked

V-ing perfect

I could not have been spell-checking
you could not have been spell-checking
he could not have been spell-checking
we could not have been spell-checking
you could not have been spell-checking
they could not have been spell-checking

Interrogative form

Simple form

could I spell-check?
could you spell-check?
could he spell-check?
could we spell-check?
could you spell-check?
could they spell-check?

V-ing form

could I be spell-checking?
could you be spell-checking?
could he be spell-checking?
could we be spell-checking?
could you be spell-checking?
could they be spell-checking?

Perfect

could I have spell-checked?
could you have spell-checked?
could he have spell-checked?
could we have spell-checked?
could you have spell-checked?
could they have spell-checked?

V-ing perfect

could I have been spell-checking?
could you have been spell-checking?
could he have been spell-checking?
could we have been spell-checking?
could you have been spell-checking?
could they have been spell-checking?

Interro-negative form

Simple form

could I not spell-check?
could you not spell-check?
could he not spell-check?
could we not spell-check?
could you not spell-check?
could they not spell-check?

V-ing form

could I not be spell-checking?
could you not be spell-checking?
could he not be spell-checking?
could we not be spell-checking?
could you not be spell-checking?
could they not be spell-checking?

Perfect

could I not have spell-checked?
could you not have spell-checked?
could he not have spell-checked?
could we not have spell-checked?
could you not have spell-checked?
could they not have spell-checked?

V-ing perfect

could I not have been spell-checking?
could you not have been spell-checking?
could he not have been spell-checking?
could we not have been spell-checking?
could you not have been spell-checking?
could they not have been spell-checking?

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