English verb conjugation MUST UNDERCOOK

Regular verb: undercook - undercooked - undercooked

Affirmation

Simple form

I must undercook
you must undercook
he must undercook
we must undercook
you must undercook
they must undercook

V-ing form

I must be undercooking
you must be undercooking
he must be undercooking
we must be undercooking
you must be undercooking
they must be undercooking

Perfect

I must have undercooked
you must have undercooked
he must have undercooked
we must have undercooked
you must have undercooked
they must have undercooked

V-ing perfect

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

Negation

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

must I undercook?
must you undercook?
must he undercook?
must we undercook?
must you undercook?
must they undercook?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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