English verb conjugation
COULD MONGRELIZE

Regular verb: mongrelize - mongrelized - mongrelized

Affirmation

Simple form	V-ing form
I could mongrelize you could mongrelize she could mongrelize we could mongrelize you could mongrelize they could mongrelize	I could be mongrelizing you could be mongrelizing she could be mongrelizing we could be mongrelizing you could be mongrelizing they could be mongrelizing
Perfect	V-ing perfect
I could have mongrelized you could have mongrelized she could have mongrelized we could have mongrelized you could have mongrelized they could have mongrelized	I could have been mongrelizing you could have been mongrelizing she could have been mongrelizing we could have been mongrelizing you could have been mongrelizing they could have been mongrelizing

Negation

Simple form	V-ing form
I could not mongrelize you could not mongrelize she could not mongrelize we could not mongrelize you could not mongrelize they could not mongrelize	I could not be mongrelizing you could not be mongrelizing she could not be mongrelizing we could not be mongrelizing you could not be mongrelizing they could not be mongrelizing
Perfect	V-ing perfect
I could not have mongrelized you could not have mongrelized she could not have mongrelized we could not have mongrelized you could not have mongrelized they could not have mongrelized	I could not have been mongrelizing you could not have been mongrelizing she could not have been mongrelizing we could not have been mongrelizing you could not have been mongrelizing they could not have been mongrelizing

Interrogative form

Simple form	V-ing form
could I mongrelize? could you mongrelize? could she mongrelize? could we mongrelize? could you mongrelize? could they mongrelize?	could I be mongrelizing? could you be mongrelizing? could she be mongrelizing? could we be mongrelizing? could you be mongrelizing? could they be mongrelizing?
Perfect	V-ing perfect
could I have mongrelized? could you have mongrelized? could she have mongrelized? could we have mongrelized? could you have mongrelized? could they have mongrelized?	could I have been mongrelizing? could you have been mongrelizing? could she have been mongrelizing? could we have been mongrelizing? could you have been mongrelizing? could they have been mongrelizing?

Interro-negative form

Simple form	V-ing form
could I not mongrelize? could you not mongrelize? could she not mongrelize? could we not mongrelize? could you not mongrelize? could they not mongrelize?	could I not be mongrelizing? could you not be mongrelizing? could she not be mongrelizing? could we not be mongrelizing? could you not be mongrelizing? could they not be mongrelizing?
Perfect	V-ing perfect
could I not have mongrelized? could you not have mongrelized? could she not have mongrelized? could we not have mongrelized? could you not have mongrelized? could they not have mongrelized?	could I not have been mongrelizing? could you not have been mongrelizing? could she not have been mongrelizing? could we not have been mongrelizing? could you not have been mongrelizing? could they not have been mongrelizing?