English verb conjugation MUST PRACTICE

Regular verb: practice - practiced - practiced

Affirmation

Simple form

I must practice
you must practice
she must practice
we must practice
you must practice
they must practice

V-ing form

I must be practicing
you must be practicing
she must be practicing
we must be practicing
you must be practicing
they must be practicing

Perfect

I must have practiced
you must have practiced
she must have practiced
we must have practiced
you must have practiced
they must have practiced

V-ing perfect

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

Negation

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

must I practice?
must you practice?
must she practice?
must we practice?
must you practice?
must they practice?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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