English verb conjugation COULD ASSERT

Regular verb: assert - asserted - asserted

Affirmation

Simple form

I could assert
you could assert
he could assert
we could assert
you could assert
they could assert

V-ing form

I could be asserting
you could be asserting
he could be asserting
we could be asserting
you could be asserting
they could be asserting

Perfect

I could have asserted
you could have asserted
he could have asserted
we could have asserted
you could have asserted
they could have asserted

V-ing perfect

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

Negation

Simple form

I could not assert
you could not assert
he could not assert
we could not assert
you could not assert
they could not assert

V-ing form

I could not be asserting
you could not be asserting
he could not be asserting
we could not be asserting
you could not be asserting
they could not be asserting

Perfect

I could not have asserted
you could not have asserted
he could not have asserted
we could not have asserted
you could not have asserted
they could not have asserted

V-ing perfect

I could not have been asserting
you could not have been asserting
he could not have been asserting
we could not have been asserting
you could not have been asserting
they could not have been asserting

Interrogative form

Simple form

could I assert?
could you assert?
could he assert?
could we assert?
could you assert?
could they assert?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

could I not assert?
could you not assert?
could he not assert?
could we not assert?
could you not assert?
could they not assert?

V-ing form

could I not be asserting?
could you not be asserting?
could he not be asserting?
could we not be asserting?
could you not be asserting?
could they not be asserting?

Perfect

could I not have asserted?
could you not have asserted?
could he not have asserted?
could we not have asserted?
could you not have asserted?
could they not have asserted?

V-ing perfect

could I not have been asserting?
could you not have been asserting?
could he not have been asserting?
could we not have been asserting?
could you not have been asserting?
could they not have been asserting?

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