English verb conjugation MUST CAST

Irregular verb: cast - cast - cast


Affirmation

Simple form

I must cast
you must cast
he must cast
we must cast
you must cast
they must cast

V-ing form

I must be casting
you must be casting
he must be casting
we must be casting
you must be casting
they must be casting

Perfect

I must have cast
you must have cast
he must have cast
we must have cast
you must have cast
they must have cast

V-ing perfect

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

Negation

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

must I cast?
must you cast?
must he cast?
must we cast?
must you cast?
must they cast?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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