English verb conjugation CAN DISCOLOUR

Regular verb: discolour - discoloured - discoloured

Affirmation

Simple form

I can discolour
you can discolour
he can discolour
we can discolour
you can discolour
they can discolour

V-ing form

I can be discolouring
you can be discolouring
he can be discolouring
we can be discolouring
you can be discolouring
they can be discolouring

Perfect

I can have discoloured
you can have discoloured
he can have discoloured
we can have discoloured
you can have discoloured
they can have discoloured

V-ing perfect

I can have been discolouring
you can have been discolouring
he can have been discolouring
we can have been discolouring
you can have been discolouring
they can have been discolouring

Negation

Simple form

I can't discolour
you can't discolour
he can't discolour
we can't discolour
you can't discolour
they can't discolour

V-ing form

I can't be discolouring
you can't be discolouring
he can't be discolouring
we can't be discolouring
you can't be discolouring
they can't be discolouring

Perfect

I can't have discoloured
you can't have discoloured
he can't have discoloured
we can't have discoloured
you can't have discoloured
they can't have discoloured

V-ing perfect

I can't have been discolouring
you can't have been discolouring
he can't have been discolouring
we can't have been discolouring
you can't have been discolouring
they can't have been discolouring

Interrogative form

Simple form

can I discolour?
can you discolour?
can he discolour?
can we discolour?
can you discolour?
can they discolour?

V-ing form

can I be discolouring?
can you be discolouring?
can he be discolouring?
can we be discolouring?
can you be discolouring?
can they be discolouring?

Perfect

can I have discoloured?
can you have discoloured?
can he have discoloured?
can we have discoloured?
can you have discoloured?
can they have discoloured?

V-ing perfect

can I have been discolouring?
can you have been discolouring?
can he have been discolouring?
can we have been discolouring?
can you have been discolouring?
can they have been discolouring?

Interro-negative form

Simple form

can't I discolour?
can't you discolour?
can't he discolour?
can't we discolour?
can't you discolour?
can't they discolour?

V-ing form

can't I be discolouring?
can't you be discolouring?
can't he be discolouring?
can't we be discolouring?
can't you be discolouring?
can't they be discolouring?

Perfect

can't I have discoloured?
can't you have discoloured?
can't he have discoloured?
can't we have discoloured?
can't you have discoloured?
can't they have discoloured?

V-ing perfect

can't I have been discolouring?
can't you have been discolouring?
can't he have been discolouring?
can't we have been discolouring?
can't you have been discolouring?
can't they have been discolouring?

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