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 must not invest
you must not invest
she must not invest
we must not invest
you must not invest
they must not invest

V-ing form

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

Perfect

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

V-ing perfect

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

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

V-ing form

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

Perfect

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

V-ing perfect

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

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