English verb conjugation
COULD RUSSIFY

Regular verb: russify - russified - russified

Affirmation

Simple form	V-ing form
I could russify you could russify he could russify we could russify you could russify they could russify	I could be russifying you could be russifying he could be russifying we could be russifying you could be russifying they could be russifying
Perfect	V-ing perfect
I could have russified you could have russified he could have russified we could have russified you could have russified they could have russified	I could have been russifying you could have been russifying he could have been russifying we could have been russifying you could have been russifying they could have been russifying

Negation

Simple form	V-ing form
I could not russify you could not russify he could not russify we could not russify you could not russify they could not russify	I could not be russifying you could not be russifying he could not be russifying we could not be russifying you could not be russifying they could not be russifying
Perfect	V-ing perfect
I could not have russified you could not have russified he could not have russified we could not have russified you could not have russified they could not have russified	I could not have been russifying you could not have been russifying he could not have been russifying we could not have been russifying you could not have been russifying they could not have been russifying

Interrogative form

Simple form	V-ing form
could I russify? could you russify? could he russify? could we russify? could you russify? could they russify?	could I be russifying? could you be russifying? could he be russifying? could we be russifying? could you be russifying? could they be russifying?
Perfect	V-ing perfect
could I have russified? could you have russified? could he have russified? could we have russified? could you have russified? could they have russified?	could I have been russifying? could you have been russifying? could he have been russifying? could we have been russifying? could you have been russifying? could they have been russifying?

Interro-negative form

Simple form	V-ing form
could I not russify? could you not russify? could he not russify? could we not russify? could you not russify? could they not russify?	could I not be russifying? could you not be russifying? could he not be russifying? could we not be russifying? could you not be russifying? could they not be russifying?
Perfect	V-ing perfect
could I not have russified? could you not have russified? could he not have russified? could we not have russified? could you not have russified? could they not have russified?	could I not have been russifying? could you not have been russifying? could he not have been russifying? could we not have been russifying? could you not have been russifying? could they not have been russifying?