English verb conjugation MUST ENDEAVOR

Regular verb: endeavor - endeavored - endeavored

Affirmation

Simple form

I must endeavor
you must endeavor
he must endeavor
we must endeavor
you must endeavor
they must endeavor

V-ing form

I must be endeavoring
you must be endeavoring
he must be endeavoring
we must be endeavoring
you must be endeavoring
they must be endeavoring

Perfect

I must have endeavored
you must have endeavored
he must have endeavored
we must have endeavored
you must have endeavored
they must have endeavored

V-ing perfect

I must have been endeavoring
you must have been endeavoring
he must have been endeavoring
we must have been endeavoring
you must have been endeavoring
they must have been endeavoring

Negation

Simple form

I must not endeavor
you must not endeavor
he must not endeavor
we must not endeavor
you must not endeavor
they must not endeavor

V-ing form

I must not be endeavoring
you must not be endeavoring
he must not be endeavoring
we must not be endeavoring
you must not be endeavoring
they must not be endeavoring

Perfect

I must not have endeavored
you must not have endeavored
he must not have endeavored
we must not have endeavored
you must not have endeavored
they must not have endeavored

V-ing perfect

I must not have been endeavoring
you must not have been endeavoring
he must not have been endeavoring
we must not have been endeavoring
you must not have been endeavoring
they must not have been endeavoring

Interrogative form

Simple form

must I endeavor?
must you endeavor?
must he endeavor?
must we endeavor?
must you endeavor?
must they endeavor?

V-ing form

must I be endeavoring?
must you be endeavoring?
must he be endeavoring?
must we be endeavoring?
must you be endeavoring?
must they be endeavoring?

Perfect

must I have endeavored?
must you have endeavored?
must he have endeavored?
must we have endeavored?
must you have endeavored?
must they have endeavored?

V-ing perfect

must I have been endeavoring?
must you have been endeavoring?
must he have been endeavoring?
must we have been endeavoring?
must you have been endeavoring?
must they have been endeavoring?

Interro-negative form

Simple form

must I not endeavor?
must you not endeavor?
must he not endeavor?
must we not endeavor?
must you not endeavor?
must they not endeavor?

V-ing form

must I not be endeavoring?
must you not be endeavoring?
must he not be endeavoring?
must we not be endeavoring?
must you not be endeavoring?
must they not be endeavoring?

Perfect

must I not have endeavored?
must you not have endeavored?
must he not have endeavored?
must we not have endeavored?
must you not have endeavored?
must they not have endeavored?

V-ing perfect

must I not have been endeavoring?
must you not have been endeavoring?
must he not have been endeavoring?
must we not have been endeavoring?
must you not have been endeavoring?
must they not have been endeavoring?

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