male gender | Modal : no | may | might | can | could | shall | should | will | would | must | ought to
English verb conjugation COULD COLOUR
Regular verb: colour - coloured - coloured
Affirmation
Simple form
I could colouryou could colour
she could colour
we could colour
you could colour
they could colour
V-ing form
I could be colouringyou could be colouring
she could be colouring
we could be colouring
you could be colouring
they could be colouring
Perfect
I could have colouredyou could have coloured
she could have coloured
we could have coloured
you could have coloured
they could have coloured
V-ing perfect
I could have been colouringyou could have been colouring
she could have been colouring
we could have been colouring
you could have been colouring
they could have been colouring
Negation
Simple form
I couldn't colouryou couldn't colour
she couldn't colour
we couldn't colour
you couldn't colour
they couldn't colour
V-ing form
I couldn't be colouringyou couldn't be colouring
she couldn't be colouring
we couldn't be colouring
you couldn't be colouring
they couldn't be colouring
Perfect
I couldn't have colouredyou couldn't have coloured
she couldn't have coloured
we couldn't have coloured
you couldn't have coloured
they couldn't have coloured
V-ing perfect
I couldn't have been colouringyou couldn't have been colouring
she couldn't have been colouring
we couldn't have been colouring
you couldn't have been colouring
they couldn't have been colouring
Interrogative form
Simple form
could I colour?could you colour?
could she colour?
could we colour?
could you colour?
could they colour?
V-ing form
could I be colouring?could you be colouring?
could she be colouring?
could we be colouring?
could you be colouring?
could they be colouring?
Perfect
could I have coloured?could you have coloured?
could she have coloured?
could we have coloured?
could you have coloured?
could they have coloured?
V-ing perfect
could I have been colouring?could you have been colouring?
could she have been colouring?
could we have been colouring?
could you have been colouring?
could they have been colouring?
Interro-negative form
Simple form
couldn't I colour?couldn't you colour?
couldn't she colour?
couldn't we colour?
couldn't you colour?
couldn't they colour?
V-ing form
couldn't I be colouring?couldn't you be colouring?
couldn't she be colouring?
couldn't we be colouring?
couldn't you be colouring?
couldn't they be colouring?
Perfect
couldn't I have coloured?couldn't you have coloured?
couldn't she have coloured?
couldn't we have coloured?
couldn't you have coloured?
couldn't they have coloured?
V-ing perfect
couldn't I have been colouring?couldn't you have been colouring?
couldn't she have been colouring?
couldn't we have been colouring?
couldn't you have been colouring?
couldn't they have been colouring?