English verb conjugation COULD RUBBERISE

Regular verb: rubberise - rubberised - rubberised

Affirmation

Simple form

I could rubberise
you could rubberise
he could rubberise
we could rubberise
you could rubberise
they could rubberise

V-ing form

I could be rubberising
you could be rubberising
he could be rubberising
we could be rubberising
you could be rubberising
they could be rubberising

Perfect

I could have rubberised
you could have rubberised
he could have rubberised
we could have rubberised
you could have rubberised
they could have rubberised

V-ing perfect

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

Negation

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

could I rubberise?
could you rubberise?
could he rubberise?
could we rubberise?
could you rubberise?
could they rubberise?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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