English verb conjugation COULD DEPOLYMERISE

Regular verb: depolymerise - depolymerised - depolymerised

Affirmation

Simple form

I could depolymerise
you could depolymerise
she could depolymerise
we could depolymerise
you could depolymerise
they could depolymerise

V-ing form

I could be depolymerising
you could be depolymerising
she could be depolymerising
we could be depolymerising
you could be depolymerising
they could be depolymerising

Perfect

I could have depolymerised
you could have depolymerised
she could have depolymerised
we could have depolymerised
you could have depolymerised
they could have depolymerised

V-ing perfect

I could have been depolymerising
you could have been depolymerising
she could have been depolymerising
we could have been depolymerising
you could have been depolymerising
they could have been depolymerising

Negation

Simple form

I couldn't depolymerise
you couldn't depolymerise
she couldn't depolymerise
we couldn't depolymerise
you couldn't depolymerise
they couldn't depolymerise

V-ing form

I couldn't be depolymerising
you couldn't be depolymerising
she couldn't be depolymerising
we couldn't be depolymerising
you couldn't be depolymerising
they couldn't be depolymerising

Perfect

I couldn't have depolymerised
you couldn't have depolymerised
she couldn't have depolymerised
we couldn't have depolymerised
you couldn't have depolymerised
they couldn't have depolymerised

V-ing perfect

I couldn't have been depolymerising
you couldn't have been depolymerising
she couldn't have been depolymerising
we couldn't have been depolymerising
you couldn't have been depolymerising
they couldn't have been depolymerising

Interrogative form

Simple form

could I depolymerise?
could you depolymerise?
could she depolymerise?
could we depolymerise?
could you depolymerise?
could they depolymerise?

V-ing form

could I be depolymerising?
could you be depolymerising?
could she be depolymerising?
could we be depolymerising?
could you be depolymerising?
could they be depolymerising?

Perfect

could I have depolymerised?
could you have depolymerised?
could she have depolymerised?
could we have depolymerised?
could you have depolymerised?
could they have depolymerised?

V-ing perfect

could I have been depolymerising?
could you have been depolymerising?
could she have been depolymerising?
could we have been depolymerising?
could you have been depolymerising?
could they have been depolymerising?

Interro-negative form

Simple form

couldn't I depolymerise?
couldn't you depolymerise?
couldn't she depolymerise?
couldn't we depolymerise?
couldn't you depolymerise?
couldn't they depolymerise?

V-ing form

couldn't I be depolymerising?
couldn't you be depolymerising?
couldn't she be depolymerising?
couldn't we be depolymerising?
couldn't you be depolymerising?
couldn't they be depolymerising?

Perfect

couldn't I have depolymerised?
couldn't you have depolymerised?
couldn't she have depolymerised?
couldn't we have depolymerised?
couldn't you have depolymerised?
couldn't they have depolymerised?

V-ing perfect

couldn't I have been depolymerising?
couldn't you have been depolymerising?
couldn't she have been depolymerising?
couldn't we have been depolymerising?
couldn't you have been depolymerising?
couldn't they have been depolymerising?

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