English verb conjugation MUST LOSE

Irregular verb: lose - lost - lost

Affirmation

Simple form

I must lose
you must lose
he must lose
we must lose
you must lose
they must lose

V-ing form

I must be losing
you must be losing
he must be losing
we must be losing
you must be losing
they must be losing

Perfect

I must have lost
you must have lost
he must have lost
we must have lost
you must have lost
they must have lost

V-ing perfect

I must have been losing
you must have been losing
he must have been losing
we must have been losing
you must have been losing
they must have been losing

Negation

Simple form

I mustn't lose
you mustn't lose
he mustn't lose
we mustn't lose
you mustn't lose
they mustn't lose

V-ing form

I mustn't be losing
you mustn't be losing
he mustn't be losing
we mustn't be losing
you mustn't be losing
they mustn't be losing

Perfect

I mustn't have lost
you mustn't have lost
he mustn't have lost
we mustn't have lost
you mustn't have lost
they mustn't have lost

V-ing perfect

I mustn't have been losing
you mustn't have been losing
he mustn't have been losing
we mustn't have been losing
you mustn't have been losing
they mustn't have been losing

Interrogative form

Simple form

must I lose?
must you lose?
must he lose?
must we lose?
must you lose?
must they lose?

V-ing form

must I be losing?
must you be losing?
must he be losing?
must we be losing?
must you be losing?
must they be losing?

Perfect

must I have lost?
must you have lost?
must he have lost?
must we have lost?
must you have lost?
must they have lost?

V-ing perfect

must I have been losing?
must you have been losing?
must he have been losing?
must we have been losing?
must you have been losing?
must they have been losing?

Interro-negative form

Simple form

mustn't I lose?
mustn't you lose?
mustn't he lose?
mustn't we lose?
mustn't you lose?
mustn't they lose?

V-ing form

mustn't I be losing?
mustn't you be losing?
mustn't he be losing?
mustn't we be losing?
mustn't you be losing?
mustn't they be losing?

Perfect

mustn't I have lost?
mustn't you have lost?
mustn't he have lost?
mustn't we have lost?
mustn't you have lost?
mustn't they have lost?

V-ing perfect

mustn't I have been losing?
mustn't you have been losing?
mustn't he have been losing?
mustn't we have been losing?
mustn't you have been losing?
mustn't they have been losing?

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