should colour
Regular verb: colour - coloured- coloured

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I'd colour
you'd colour
she'd colour
we'd colour
you'd colour
they'd colour 	I'd be colouring
you'd be colouring
she'd be colouring
we'd be colouring
you'd be colouring
they'd be colouring	I should've coloured
you should've coloured
she should've coloured
we should've coloured
you should've coloured
they should've coloured	I should've been colouring
you should've been colouring
she should've been colouring
we should've been colouring
you should've been colouring
they should've been colouring	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I shouldn't colour
you shouldn't colour
she shouldn't colour
we shouldn't colour
you shouldn't colour
they shouldn't colour 	I shouldn't be colouring
you shouldn't be colouring
she shouldn't be colouring
we shouldn't be colouring
you shouldn't be colouring
they shouldn't be colouring	I shouldn't have coloured
you shouldn't have coloured
she shouldn't have coloured
we shouldn't have coloured
you shouldn't have coloured
they shouldn't have coloured	I shouldn't have been colouring
you shouldn't have been colouring
she shouldn't have been colouring
we shouldn't have been colouring
you shouldn't have been colouring
they shouldn't have been colouring	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
should I colour?
should you colour?
should she colour?
should we colour?
should you colour?
should they colour? 	should I be colouring?
should you be colouring?
should she be colouring?
should we be colouring?
should you be colouring?
should they be colouring? 	should I have coloured?
should you have coloured?
should she have coloured?
should we have coloured?
should you have coloured?
should they have coloured? 	should I have been colouring?
should you have been colouring?
should she have been colouring?
should we have been colouring?
should you have been colouring?
should they have been colouring? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
shouldn't I colour?
shouldn't you colour?
shouldn't she colour?
shouldn't we colour?
shouldn't you colour?
shouldn't they colour? 	shouldn't I be colouring?
shouldn't you be colouring?
shouldn't she be colouring?
shouldn't we be colouring?
shouldn't you be colouring?
shouldn't they be colouring? 	shouldn't I have coloured?
shouldn't you have coloured?
shouldn't she have coloured?
shouldn't we have coloured?
shouldn't you have coloured?
shouldn't they have coloured? 	shouldn't I have been colouring?
shouldn't you have been colouring?
shouldn't she have been colouring?
shouldn't we have been colouring?
shouldn't you have been colouring?
shouldn't they have been colouring?