English verb conjugation MUST ECONOMIZE

Regular verb: economize - economized - economized

Affirmation

Simple form

I must economize
you must economize
she must economize
we must economize
you must economize
they must economize

V-ing form

I must be economizing
you must be economizing
she must be economizing
we must be economizing
you must be economizing
they must be economizing

Perfect

I must have economized
you must have economized
she must have economized
we must have economized
you must have economized
they must have economized

V-ing perfect

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

Negation

Simple form

I mustn't economize
you mustn't economize
she mustn't economize
we mustn't economize
you mustn't economize
they mustn't economize

V-ing form

I mustn't be economizing
you mustn't be economizing
she mustn't be economizing
we mustn't be economizing
you mustn't be economizing
they mustn't be economizing

Perfect

I mustn't have economized
you mustn't have economized
she mustn't have economized
we mustn't have economized
you mustn't have economized
they mustn't have economized

V-ing perfect

I mustn't have been economizing
you mustn't have been economizing
she mustn't have been economizing
we mustn't have been economizing
you mustn't have been economizing
they mustn't have been economizing

Interrogative form

Simple form

must I economize?
must you economize?
must she economize?
must we economize?
must you economize?
must they economize?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

mustn't I economize?
mustn't you economize?
mustn't she economize?
mustn't we economize?
mustn't you economize?
mustn't they economize?

V-ing form

mustn't I be economizing?
mustn't you be economizing?
mustn't she be economizing?
mustn't we be economizing?
mustn't you be economizing?
mustn't they be economizing?

Perfect

mustn't I have economized?
mustn't you have economized?
mustn't she have economized?
mustn't we have economized?
mustn't you have economized?
mustn't they have economized?

V-ing perfect

mustn't I have been economizing?
mustn't you have been economizing?
mustn't she have been economizing?
mustn't we have been economizing?
mustn't you have been economizing?
mustn't they have been economizing?

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