English verb conjugation
COULD COLOUR-CODE

Regular verb: colour-code - colour-coded - colour-coded

Affirmation

Simple form	V-ing form
I could colour-code you could colour-code he could colour-code we could colour-code you could colour-code they could colour-code	I could be colour-coding you could be colour-coding he could be colour-coding we could be colour-coding you could be colour-coding they could be colour-coding
Perfect	V-ing perfect
I could have colour-coded you could have colour-coded he could have colour-coded we could have colour-coded you could have colour-coded they could have colour-coded	I could have been colour-coding you could have been colour-coding he could have been colour-coding we could have been colour-coding you could have been colour-coding they could have been colour-coding

Negation

Simple form	V-ing form
I could not colour-code you could not colour-code he could not colour-code we could not colour-code you could not colour-code they could not colour-code	I could not be colour-coding you could not be colour-coding he could not be colour-coding we could not be colour-coding you could not be colour-coding they could not be colour-coding
Perfect	V-ing perfect
I could not have colour-coded you could not have colour-coded he could not have colour-coded we could not have colour-coded you could not have colour-coded they could not have colour-coded	I could not have been colour-coding you could not have been colour-coding he could not have been colour-coding we could not have been colour-coding you could not have been colour-coding they could not have been colour-coding

Interrogative form

Simple form	V-ing form
could I colour-code? could you colour-code? could he colour-code? could we colour-code? could you colour-code? could they colour-code?	could I be colour-coding? could you be colour-coding? could he be colour-coding? could we be colour-coding? could you be colour-coding? could they be colour-coding?
Perfect	V-ing perfect
could I have colour-coded? could you have colour-coded? could he have colour-coded? could we have colour-coded? could you have colour-coded? could they have colour-coded?	could I have been colour-coding? could you have been colour-coding? could he have been colour-coding? could we have been colour-coding? could you have been colour-coding? could they have been colour-coding?

Interro-negative form

Simple form	V-ing form
could I not colour-code? could you not colour-code? could he not colour-code? could we not colour-code? could you not colour-code? could they not colour-code?	could I not be colour-coding? could you not be colour-coding? could he not be colour-coding? could we not be colour-coding? could you not be colour-coding? could they not be colour-coding?
Perfect	V-ing perfect
could I not have colour-coded? could you not have colour-coded? could he not have colour-coded? could we not have colour-coded? could you not have colour-coded? could they not have colour-coded?	could I not have been colour-coding? could you not have been colour-coding? could he not have been colour-coding? could we not have been colour-coding? could you not have been colour-coding? could they not have been colour-coding?