English verb conjugation COULD PLAGIARISE

Regular verb: plagiarise - plagiarised - plagiarised

Affirmation

Simple form

I could plagiarise
you could plagiarise
he could plagiarise
we could plagiarise
you could plagiarise
they could plagiarise

V-ing form

I could be plagiarising
you could be plagiarising
he could be plagiarising
we could be plagiarising
you could be plagiarising
they could be plagiarising

Perfect

I could have plagiarised
you could have plagiarised
he could have plagiarised
we could have plagiarised
you could have plagiarised
they could have plagiarised

V-ing perfect

I could have been plagiarising
you could have been plagiarising
he could have been plagiarising
we could have been plagiarising
you could have been plagiarising
they could have been plagiarising

Negation

Simple form

I couldn't plagiarise
you couldn't plagiarise
he couldn't plagiarise
we couldn't plagiarise
you couldn't plagiarise
they couldn't plagiarise

V-ing form

I couldn't be plagiarising
you couldn't be plagiarising
he couldn't be plagiarising
we couldn't be plagiarising
you couldn't be plagiarising
they couldn't be plagiarising

Perfect

I couldn't have plagiarised
you couldn't have plagiarised
he couldn't have plagiarised
we couldn't have plagiarised
you couldn't have plagiarised
they couldn't have plagiarised

V-ing perfect

I couldn't have been plagiarising
you couldn't have been plagiarising
he couldn't have been plagiarising
we couldn't have been plagiarising
you couldn't have been plagiarising
they couldn't have been plagiarising

Interrogative form

Simple form

could I plagiarise?
could you plagiarise?
could he plagiarise?
could we plagiarise?
could you plagiarise?
could they plagiarise?

V-ing form

could I be plagiarising?
could you be plagiarising?
could he be plagiarising?
could we be plagiarising?
could you be plagiarising?
could they be plagiarising?

Perfect

could I have plagiarised?
could you have plagiarised?
could he have plagiarised?
could we have plagiarised?
could you have plagiarised?
could they have plagiarised?

V-ing perfect

could I have been plagiarising?
could you have been plagiarising?
could he have been plagiarising?
could we have been plagiarising?
could you have been plagiarising?
could they have been plagiarising?

Interro-negative form

Simple form

couldn't I plagiarise?
couldn't you plagiarise?
couldn't he plagiarise?
couldn't we plagiarise?
couldn't you plagiarise?
couldn't they plagiarise?

V-ing form

couldn't I be plagiarising?
couldn't you be plagiarising?
couldn't he be plagiarising?
couldn't we be plagiarising?
couldn't you be plagiarising?
couldn't they be plagiarising?

Perfect

couldn't I have plagiarised?
couldn't you have plagiarised?
couldn't he have plagiarised?
couldn't we have plagiarised?
couldn't you have plagiarised?
couldn't they have plagiarised?

V-ing perfect

couldn't I have been plagiarising?
couldn't you have been plagiarising?
couldn't he have been plagiarising?
couldn't we have been plagiarising?
couldn't you have been plagiarising?
couldn't they have been plagiarising?

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