English verb conjugation
COULD HERNIATE

Regular verb: herniate - herniated - herniated

Affirmation

Simple form	V-ing form
I could herniate you could herniate he could herniate we could herniate you could herniate they could herniate	I could be herniating you could be herniating he could be herniating we could be herniating you could be herniating they could be herniating
Perfect	V-ing perfect
I could have herniated you could have herniated he could have herniated we could have herniated you could have herniated they could have herniated	I could have been herniating you could have been herniating he could have been herniating we could have been herniating you could have been herniating they could have been herniating

Negation

Simple form	V-ing form
I could not herniate you could not herniate he could not herniate we could not herniate you could not herniate they could not herniate	I could not be herniating you could not be herniating he could not be herniating we could not be herniating you could not be herniating they could not be herniating
Perfect	V-ing perfect
I could not have herniated you could not have herniated he could not have herniated we could not have herniated you could not have herniated they could not have herniated	I could not have been herniating you could not have been herniating he could not have been herniating we could not have been herniating you could not have been herniating they could not have been herniating

Interrogative form

Simple form	V-ing form
could I herniate? could you herniate? could he herniate? could we herniate? could you herniate? could they herniate?	could I be herniating? could you be herniating? could he be herniating? could we be herniating? could you be herniating? could they be herniating?
Perfect	V-ing perfect
could I have herniated? could you have herniated? could he have herniated? could we have herniated? could you have herniated? could they have herniated?	could I have been herniating? could you have been herniating? could he have been herniating? could we have been herniating? could you have been herniating? could they have been herniating?

Interro-negative form

Simple form	V-ing form
could I not herniate? could you not herniate? could he not herniate? could we not herniate? could you not herniate? could they not herniate?	could I not be herniating? could you not be herniating? could he not be herniating? could we not be herniating? could you not be herniating? could they not be herniating?
Perfect	V-ing perfect
could I not have herniated? could you not have herniated? could he not have herniated? could we not have herniated? could you not have herniated? could they not have herniated?	could I not have been herniating? could you not have been herniating? could he not have been herniating? could we not have been herniating? could you not have been herniating? could they not have been herniating?