English verb conjugation MUST DEVOICE

Regular verb: devoice - devoiced - devoiced

Affirmation

Simple form

I must devoice
you must devoice
she must devoice
we must devoice
you must devoice
they must devoice

V-ing form

I must be devoicing
you must be devoicing
she must be devoicing
we must be devoicing
you must be devoicing
they must be devoicing

Perfect

I must have devoiced
you must have devoiced
she must have devoiced
we must have devoiced
you must have devoiced
they must have devoiced

V-ing perfect

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

Negation

Simple form

I must not devoice
you must not devoice
she must not devoice
we must not devoice
you must not devoice
they must not devoice

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

must I devoice?
must you devoice?
must she devoice?
must we devoice?
must you devoice?
must they devoice?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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