English verb conjugation MUST CO-STAR

Regular verb: co-star - co-stared - co-stared

Affirmation

Simple form

I must co-star
you must co-star
he must co-star
we must co-star
you must co-star
they must co-star

V-ing form

I must be co-staring
you must be co-staring
he must be co-staring
we must be co-staring
you must be co-staring
they must be co-staring

Perfect

I must have co-stared
you must have co-stared
he must have co-stared
we must have co-stared
you must have co-stared
they must have co-stared

V-ing perfect

I must have been co-staring
you must have been co-staring
he must have been co-staring
we must have been co-staring
you must have been co-staring
they must have been co-staring

Negation

Simple form

I mustn't co-star
you mustn't co-star
he mustn't co-star
we mustn't co-star
you mustn't co-star
they mustn't co-star

V-ing form

I mustn't be co-staring
you mustn't be co-staring
he mustn't be co-staring
we mustn't be co-staring
you mustn't be co-staring
they mustn't be co-staring

Perfect

I mustn't have co-stared
you mustn't have co-stared
he mustn't have co-stared
we mustn't have co-stared
you mustn't have co-stared
they mustn't have co-stared

V-ing perfect

I mustn't have been co-staring
you mustn't have been co-staring
he mustn't have been co-staring
we mustn't have been co-staring
you mustn't have been co-staring
they mustn't have been co-staring

Interrogative form

Simple form

must I co-star?
must you co-star?
must he co-star?
must we co-star?
must you co-star?
must they co-star?

V-ing form

must I be co-staring?
must you be co-staring?
must he be co-staring?
must we be co-staring?
must you be co-staring?
must they be co-staring?

Perfect

must I have co-stared?
must you have co-stared?
must he have co-stared?
must we have co-stared?
must you have co-stared?
must they have co-stared?

V-ing perfect

must I have been co-staring?
must you have been co-staring?
must he have been co-staring?
must we have been co-staring?
must you have been co-staring?
must they have been co-staring?

Interro-negative form

Simple form

mustn't I co-star?
mustn't you co-star?
mustn't he co-star?
mustn't we co-star?
mustn't you co-star?
mustn't they co-star?

V-ing form

mustn't I be co-staring?
mustn't you be co-staring?
mustn't he be co-staring?
mustn't we be co-staring?
mustn't you be co-staring?
mustn't they be co-staring?

Perfect

mustn't I have co-stared?
mustn't you have co-stared?
mustn't he have co-stared?
mustn't we have co-stared?
mustn't you have co-stared?
mustn't they have co-stared?

V-ing perfect

mustn't I have been co-staring?
mustn't you have been co-staring?
mustn't he have been co-staring?
mustn't we have been co-staring?
mustn't you have been co-staring?
mustn't they have been co-staring?

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