English verb conjugation COULD NICHE

Regular verb: niche - niched - niched

Affirmation

Simple form

I could niche
you could niche
she could niche
we could niche
you could niche
they could niche

V-ing form

I could be niching
you could be niching
she could be niching
we could be niching
you could be niching
they could be niching

Perfect

I could have niched
you could have niched
she could have niched
we could have niched
you could have niched
they could have niched

V-ing perfect

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

Negation

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

could I niche?
could you niche?
could she niche?
could we niche?
could you niche?
could they niche?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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