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male gender | Modal : no | may | might | can | could | shall | should | will | would | must | ought to

English verb conjugation MUST INVOLVE

Regular verb: involve - involved - involved


Affirmation

Simple form
I must involve
you must involve
she must involve
we must involve
you must involve
they must involve
V-ing form
I must be involving
you must be involving
she must be involving
we must be involving
you must be involving
they must be involving
Perfect
I must have involved
you must have involved
she must have involved
we must have involved
you must have involved
they must have involved
V-ing perfect
I must have been involving
you must have been involving
she must have been involving
we must have been involving
you must have been involving
they must have been involving

Negation

Simple form
I mustn't involve
you mustn't involve
she mustn't involve
we mustn't involve
you mustn't involve
they mustn't involve
V-ing form
I mustn't be involving
you mustn't be involving
she mustn't be involving
we mustn't be involving
you mustn't be involving
they mustn't be involving
Perfect
I mustn't have involved
you mustn't have involved
she mustn't have involved
we mustn't have involved
you mustn't have involved
they mustn't have involved
V-ing perfect
I mustn't have been involving
you mustn't have been involving
she mustn't have been involving
we mustn't have been involving
you mustn't have been involving
they mustn't have been involving

Interrogative form

Simple form
must I involve?
must you involve?
must she involve?
must we involve?
must you involve?
must they involve?
V-ing form
must I be involving?
must you be involving?
must she be involving?
must we be involving?
must you be involving?
must they be involving?
Perfect
must I have involved?
must you have involved?
must she have involved?
must we have involved?
must you have involved?
must they have involved?
V-ing perfect
must I have been involving?
must you have been involving?
must she have been involving?
must we have been involving?
must you have been involving?
must they have been involving?

Interro-negative form

Simple form
mustn't I involve?
mustn't you involve?
mustn't she involve?
mustn't we involve?
mustn't you involve?
mustn't they involve?
V-ing form
mustn't I be involving?
mustn't you be involving?
mustn't she be involving?
mustn't we be involving?
mustn't you be involving?
mustn't they be involving?
Perfect
mustn't I have involved?
mustn't you have involved?
mustn't she have involved?
mustn't we have involved?
mustn't you have involved?
mustn't they have involved?
V-ing perfect
mustn't I have been involving?
mustn't you have been involving?
mustn't she have been involving?
mustn't we have been involving?
mustn't you have been involving?
mustn't they have been involving?