English verb conjugation
COULD TARMAC

Regular verb: tarmac - tarmaced - tarmaced

Affirmation

Simple form	V-ing form
I could tarmac you could tarmac he could tarmac we could tarmac you could tarmac they could tarmac	I could be tarmacing you could be tarmacing he could be tarmacing we could be tarmacing you could be tarmacing they could be tarmacing
Perfect	V-ing perfect
I could have tarmaced you could have tarmaced he could have tarmaced we could have tarmaced you could have tarmaced they could have tarmaced	I could have been tarmacing you could have been tarmacing he could have been tarmacing we could have been tarmacing you could have been tarmacing they could have been tarmacing

Negation

Simple form	V-ing form
I could not tarmac you could not tarmac he could not tarmac we could not tarmac you could not tarmac they could not tarmac	I could not be tarmacing you could not be tarmacing he could not be tarmacing we could not be tarmacing you could not be tarmacing they could not be tarmacing
Perfect	V-ing perfect
I could not have tarmaced you could not have tarmaced he could not have tarmaced we could not have tarmaced you could not have tarmaced they could not have tarmaced	I could not have been tarmacing you could not have been tarmacing he could not have been tarmacing we could not have been tarmacing you could not have been tarmacing they could not have been tarmacing

Interrogative form

Simple form	V-ing form
could I tarmac? could you tarmac? could he tarmac? could we tarmac? could you tarmac? could they tarmac?	could I be tarmacing? could you be tarmacing? could he be tarmacing? could we be tarmacing? could you be tarmacing? could they be tarmacing?
Perfect	V-ing perfect
could I have tarmaced? could you have tarmaced? could he have tarmaced? could we have tarmaced? could you have tarmaced? could they have tarmaced?	could I have been tarmacing? could you have been tarmacing? could he have been tarmacing? could we have been tarmacing? could you have been tarmacing? could they have been tarmacing?

Interro-negative form

Simple form	V-ing form
could I not tarmac? could you not tarmac? could he not tarmac? could we not tarmac? could you not tarmac? could they not tarmac?	could I not be tarmacing? could you not be tarmacing? could he not be tarmacing? could we not be tarmacing? could you not be tarmacing? could they not be tarmacing?
Perfect	V-ing perfect
could I not have tarmaced? could you not have tarmaced? could he not have tarmaced? could we not have tarmaced? could you not have tarmaced? could they not have tarmaced?	could I not have been tarmacing? could you not have been tarmacing? could he not have been tarmacing? could we not have been tarmacing? could you not have been tarmacing? could they not have been tarmacing?