English verb conjugation MUST CEASE

Regular verb: cease - ceased - ceased

Affirmation

Simple form

I must cease
you must cease
she must cease
we must cease
you must cease
they must cease

V-ing form

I must be ceasing
you must be ceasing
she must be ceasing
we must be ceasing
you must be ceasing
they must be ceasing

Perfect

I must have ceased
you must have ceased
she must have ceased
we must have ceased
you must have ceased
they must have ceased

V-ing perfect

I must have been ceasing
you must have been ceasing
she must have been ceasing
we must have been ceasing
you must have been ceasing
they must have been ceasing

Negation

Simple form

I must not cease
you must not cease
she must not cease
we must not cease
you must not cease
they must not cease

V-ing form

I must not be ceasing
you must not be ceasing
she must not be ceasing
we must not be ceasing
you must not be ceasing
they must not be ceasing

Perfect

I must not have ceased
you must not have ceased
she must not have ceased
we must not have ceased
you must not have ceased
they must not have ceased

V-ing perfect

I must not have been ceasing
you must not have been ceasing
she must not have been ceasing
we must not have been ceasing
you must not have been ceasing
they must not have been ceasing

Interrogative form

Simple form

must I cease?
must you cease?
must she cease?
must we cease?
must you cease?
must they cease?

V-ing form

must I be ceasing?
must you be ceasing?
must she be ceasing?
must we be ceasing?
must you be ceasing?
must they be ceasing?

Perfect

must I have ceased?
must you have ceased?
must she have ceased?
must we have ceased?
must you have ceased?
must they have ceased?

V-ing perfect

must I have been ceasing?
must you have been ceasing?
must she have been ceasing?
must we have been ceasing?
must you have been ceasing?
must they have been ceasing?

Interro-negative form

Simple form

must I not cease?
must you not cease?
must she not cease?
must we not cease?
must you not cease?
must they not cease?

V-ing form

must I not be ceasing?
must you not be ceasing?
must she not be ceasing?
must we not be ceasing?
must you not be ceasing?
must they not be ceasing?

Perfect

must I not have ceased?
must you not have ceased?
must she not have ceased?
must we not have ceased?
must you not have ceased?
must they not have ceased?

V-ing perfect

must I not have been ceasing?
must you not have been ceasing?
must she not have been ceasing?
must we not have been ceasing?
must you not have been ceasing?
must they not have been ceasing?

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