English verb conjugation COULD DIFFERENTIATE

Regular verb: differentiate - differentiated - differentiated

Affirmation

Simple form

I could differentiate
you could differentiate
she could differentiate
we could differentiate
you could differentiate
they could differentiate

V-ing form

I could be differentiating
you could be differentiating
she could be differentiating
we could be differentiating
you could be differentiating
they could be differentiating

Perfect

I could have differentiated
you could have differentiated
she could have differentiated
we could have differentiated
you could have differentiated
they could have differentiated

V-ing perfect

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

Negation

Simple form

I could not differentiate
you could not differentiate
she could not differentiate
we could not differentiate
you could not differentiate
they could not differentiate

V-ing form

I could not be differentiating
you could not be differentiating
she could not be differentiating
we could not be differentiating
you could not be differentiating
they could not be differentiating

Perfect

I could not have differentiated
you could not have differentiated
she could not have differentiated
we could not have differentiated
you could not have differentiated
they could not have differentiated

V-ing perfect

I could not have been differentiating
you could not have been differentiating
she could not have been differentiating
we could not have been differentiating
you could not have been differentiating
they could not have been differentiating

Interrogative form

Simple form

could I differentiate?
could you differentiate?
could she differentiate?
could we differentiate?
could you differentiate?
could they differentiate?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

could I not differentiate?
could you not differentiate?
could she not differentiate?
could we not differentiate?
could you not differentiate?
could they not differentiate?

V-ing form

could I not be differentiating?
could you not be differentiating?
could she not be differentiating?
could we not be differentiating?
could you not be differentiating?
could they not be differentiating?

Perfect

could I not have differentiated?
could you not have differentiated?
could she not have differentiated?
could we not have differentiated?
could you not have differentiated?
could they not have differentiated?

V-ing perfect

could I not have been differentiating?
could you not have been differentiating?
could she not have been differentiating?
could we not have been differentiating?
could you not have been differentiating?
could they not have been differentiating?

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