English verb conjugation
COULD CASTRATE

Regular verb: castrate - castrated - castrated

Affirmation

Simple form	V-ing form
I could castrate you could castrate he could castrate we could castrate you could castrate they could castrate	I could be castrating you could be castrating he could be castrating we could be castrating you could be castrating they could be castrating
Perfect	V-ing perfect
I could have castrated you could have castrated he could have castrated we could have castrated you could have castrated they could have castrated	I could have been castrating you could have been castrating he could have been castrating we could have been castrating you could have been castrating they could have been castrating

Negation

Simple form	V-ing form
I could not castrate you could not castrate he could not castrate we could not castrate you could not castrate they could not castrate	I could not be castrating you could not be castrating he could not be castrating we could not be castrating you could not be castrating they could not be castrating
Perfect	V-ing perfect
I could not have castrated you could not have castrated he could not have castrated we could not have castrated you could not have castrated they could not have castrated	I could not have been castrating you could not have been castrating he could not have been castrating we could not have been castrating you could not have been castrating they could not have been castrating

Interrogative form

Simple form	V-ing form
could I castrate? could you castrate? could he castrate? could we castrate? could you castrate? could they castrate?	could I be castrating? could you be castrating? could he be castrating? could we be castrating? could you be castrating? could they be castrating?
Perfect	V-ing perfect
could I have castrated? could you have castrated? could he have castrated? could we have castrated? could you have castrated? could they have castrated?	could I have been castrating? could you have been castrating? could he have been castrating? could we have been castrating? could you have been castrating? could they have been castrating?

Interro-negative form

Simple form	V-ing form
could I not castrate? could you not castrate? could he not castrate? could we not castrate? could you not castrate? could they not castrate?	could I not be castrating? could you not be castrating? could he not be castrating? could we not be castrating? could you not be castrating? could they not be castrating?
Perfect	V-ing perfect
could I not have castrated? could you not have castrated? could he not have castrated? could we not have castrated? could you not have castrated? could they not have castrated?	could I not have been castrating? could you not have been castrating? could he not have been castrating? could we not have been castrating? could you not have been castrating? could they not have been castrating?