English verb conjugation
COULD OPIATE

Regular verb: opiate - opiated - opiated

Affirmation

Simple form	V-ing form
I could opiate you could opiate he could opiate we could opiate you could opiate they could opiate	I could be opiating you could be opiating he could be opiating we could be opiating you could be opiating they could be opiating
Perfect	V-ing perfect
I could have opiated you could have opiated he could have opiated we could have opiated you could have opiated they could have opiated	I could have been opiating you could have been opiating he could have been opiating we could have been opiating you could have been opiating they could have been opiating

Negation

Simple form	V-ing form
I couldn't opiate you couldn't opiate he couldn't opiate we couldn't opiate you couldn't opiate they couldn't opiate	I couldn't be opiating you couldn't be opiating he couldn't be opiating we couldn't be opiating you couldn't be opiating they couldn't be opiating
Perfect	V-ing perfect
I couldn't have opiated you couldn't have opiated he couldn't have opiated we couldn't have opiated you couldn't have opiated they couldn't have opiated	I couldn't have been opiating you couldn't have been opiating he couldn't have been opiating we couldn't have been opiating you couldn't have been opiating they couldn't have been opiating

Interrogative form

Simple form	V-ing form
could I opiate? could you opiate? could he opiate? could we opiate? could you opiate? could they opiate?	could I be opiating? could you be opiating? could he be opiating? could we be opiating? could you be opiating? could they be opiating?
Perfect	V-ing perfect
could I have opiated? could you have opiated? could he have opiated? could we have opiated? could you have opiated? could they have opiated?	could I have been opiating? could you have been opiating? could he have been opiating? could we have been opiating? could you have been opiating? could they have been opiating?

Interro-negative form

Simple form	V-ing form
couldn't I opiate? couldn't you opiate? couldn't he opiate? couldn't we opiate? couldn't you opiate? couldn't they opiate?	couldn't I be opiating? couldn't you be opiating? couldn't he be opiating? couldn't we be opiating? couldn't you be opiating? couldn't they be opiating?
Perfect	V-ing perfect
couldn't I have opiated? couldn't you have opiated? couldn't he have opiated? couldn't we have opiated? couldn't you have opiated? couldn't they have opiated?	couldn't I have been opiating? couldn't you have been opiating? couldn't he have been opiating? couldn't we have been opiating? couldn't you have been opiating? couldn't they have been opiating?