English verb conjugation MUST INVEST

Regular verb: invest - invested - invested

Affirmation

Simple form

I must invest
you must invest
she must invest
we must invest
you must invest
they must invest

V-ing form

I must be investing
you must be investing
she must be investing
we must be investing
you must be investing
they must be investing

Perfect

I must have invested
you must have invested
she must have invested
we must have invested
you must have invested
they must have invested

V-ing perfect

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

Negation

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

must I invest?
must you invest?
must she invest?
must we invest?
must you invest?
must they invest?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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