English verb conjugation MUST YUK

Regular verb: yuk - yuked - yuked

Affirmation

Simple form

I must yuk
you must yuk
he must yuk
we must yuk
you must yuk
they must yuk

V-ing form

I must be yuking
you must be yuking
he must be yuking
we must be yuking
you must be yuking
they must be yuking

Perfect

I must have yuked
you must have yuked
he must have yuked
we must have yuked
you must have yuked
they must have yuked

V-ing perfect

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

Negation

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

must I yuk?
must you yuk?
must he yuk?
must we yuk?
must you yuk?
must they yuk?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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