English verb conjugation
COULD CASTRATE

Regular verb: castrate - castrated - castrated

Affirmation

Simple form	V-ing form
I could castrate you could castrate she could castrate we could castrate you could castrate they could castrate	I could be castrating you could be castrating she 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 she 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 she 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 couldn't castrate you couldn't castrate she couldn't castrate we couldn't castrate you couldn't castrate they couldn't castrate	I couldn't be castrating you couldn't be castrating she couldn't be castrating we couldn't be castrating you couldn't be castrating they couldn't be castrating
Perfect	V-ing perfect
I couldn't have castrated you couldn't have castrated she couldn't have castrated we couldn't have castrated you couldn't have castrated they couldn't have castrated	I couldn't have been castrating you couldn't have been castrating she couldn't have been castrating we couldn't have been castrating you couldn't have been castrating they couldn't have been castrating

Interrogative form

Simple form	V-ing form
could I castrate? could you castrate? could she castrate? could we castrate? could you castrate? could they castrate?	could I be castrating? could you be castrating? could she 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 she 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 she 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
couldn't I castrate? couldn't you castrate? couldn't she castrate? couldn't we castrate? couldn't you castrate? couldn't they castrate?	couldn't I be castrating? couldn't you be castrating? couldn't she be castrating? couldn't we be castrating? couldn't you be castrating? couldn't they be castrating?
Perfect	V-ing perfect
couldn't I have castrated? couldn't you have castrated? couldn't she have castrated? couldn't we have castrated? couldn't you have castrated? couldn't they have castrated?	couldn't I have been castrating? couldn't you have been castrating? couldn't she have been castrating? couldn't we have been castrating? couldn't you have been castrating? couldn't they have been castrating?