English verb conjugation MUST FAST

Regular verb: fast - fasted - fasted

Affirmation

Simple form

I must fast
you must fast
he must fast
we must fast
you must fast
they must fast

V-ing form

I must be fasting
you must be fasting
he must be fasting
we must be fasting
you must be fasting
they must be fasting

Perfect

I must have fasted
you must have fasted
he must have fasted
we must have fasted
you must have fasted
they must have fasted

V-ing perfect

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

Negation

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

must I fast?
must you fast?
must he fast?
must we fast?
must you fast?
must they fast?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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