English verb conjugation MUST CHAP

Regular verb: chap - chapped - chapped

Affirmation

Simple form

I must chap
you must chap
he must chap
we must chap
you must chap
they must chap

V-ing form

I must be chapping
you must be chapping
he must be chapping
we must be chapping
you must be chapping
they must be chapping

Perfect

I must have chapped
you must have chapped
he must have chapped
we must have chapped
you must have chapped
they must have chapped

V-ing perfect

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

Negation

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

must I chap?
must you chap?
must he chap?
must we chap?
must you chap?
must they chap?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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