English verb conjugation COULD ENDEAVOR

Regular verb: endeavor - endeavored - endeavored

Affirmation

Simple form

I could endeavor
you could endeavor
she could endeavor
we could endeavor
you could endeavor
they could endeavor

V-ing form

I could be endeavoring
you could be endeavoring
she could be endeavoring
we could be endeavoring
you could be endeavoring
they could be endeavoring

Perfect

I could have endeavored
you could have endeavored
she could have endeavored
we could have endeavored
you could have endeavored
they could have endeavored

V-ing perfect

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

Negation

Simple form

I could not endeavor
you could not endeavor
she could not endeavor
we could not endeavor
you could not endeavor
they could not endeavor

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

could I endeavor?
could you endeavor?
could she endeavor?
could we endeavor?
could you endeavor?
could they endeavor?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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