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 cannot discolour
you cannot discolour
he cannot discolour
we cannot discolour
you cannot discolour
they cannot discolour

V-ing form

I cannot be discolouring
you cannot be discolouring
he cannot be discolouring
we cannot be discolouring
you cannot be discolouring
they cannot be discolouring

Perfect

I cannot have discoloured
you cannot have discoloured
he cannot have discoloured
we cannot have discoloured
you cannot have discoloured
they cannot have discoloured

V-ing perfect

I cannot have been discolouring
you cannot have been discolouring
he cannot have been discolouring
we cannot have been discolouring
you cannot have been discolouring
they cannot 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 I not discolour?
can you not discolour?
can he not discolour?
can we not discolour?
can you not discolour?
can they not discolour?

V-ing form

can I not be discolouring?
can you not be discolouring?
can he not be discolouring?
can we not be discolouring?
can you not be discolouring?
can they not be discolouring?

Perfect

can I not have discoloured?
can you not have discoloured?
can he not have discoloured?
can we not have discoloured?
can you not have discoloured?
can they not have discoloured?

V-ing perfect

can I not have been discolouring?
can you not have been discolouring?
can he not have been discolouring?
can we not have been discolouring?
can you not have been discolouring?
can they not have been discolouring?

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