English verb conjugation MUST ETCH

Regular verb: etch - etched - etched

Affirmation

Simple form

I must etch
you must etch
she must etch
we must etch
you must etch
they must etch

V-ing form

I must be etching
you must be etching
she must be etching
we must be etching
you must be etching
they must be etching

Perfect

I must have etched
you must have etched
she must have etched
we must have etched
you must have etched
they must have etched

V-ing perfect

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

Negation

Simple form

I must not etch
you must not etch
she must not etch
we must not etch
you must not etch
they must not etch

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

must I etch?
must you etch?
must she etch?
must we etch?
must you etch?
must they etch?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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