English verb conjugation MUST DEVALUE

Regular verb: devalue - devalued - devalued

Affirmation

Simple form

I must devalue
you must devalue
she must devalue
we must devalue
you must devalue
they must devalue

V-ing form

I must be devaluing
you must be devaluing
she must be devaluing
we must be devaluing
you must be devaluing
they must be devaluing

Perfect

I must have devalued
you must have devalued
she must have devalued
we must have devalued
you must have devalued
they must have devalued

V-ing perfect

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

Negation

Simple form

I must not devalue
you must not devalue
she must not devalue
we must not devalue
you must not devalue
they must not devalue

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

must I devalue?
must you devalue?
must she devalue?
must we devalue?
must you devalue?
must they devalue?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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