English verb conjugation COULD SINICISE

Regular verb: sinicise - sinicised - sinicised

Affirmation

Simple form

I could sinicise
you could sinicise
he could sinicise
we could sinicise
you could sinicise
they could sinicise

V-ing form

I could be sinicising
you could be sinicising
he could be sinicising
we could be sinicising
you could be sinicising
they could be sinicising

Perfect

I could have sinicised
you could have sinicised
he could have sinicised
we could have sinicised
you could have sinicised
they could have sinicised

V-ing perfect

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

Negation

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

could I sinicise?
could you sinicise?
could he sinicise?
could we sinicise?
could you sinicise?
could they sinicise?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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