English verb conjugation MUST CHAP

Regular verb: chap - chapped - chapped

Affirmation

Simple form

I must chap
you must chap
she must chap
we must chap
you must chap
they must chap

V-ing form

I must be chapping
you must be chapping
she must be chapping
we must be chapping
you must be chapping
they must be chapping

Perfect

I must have chapped
you must have chapped
she 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
she must have been chapping
we must have been chapping
you must have been chapping
they must have been chapping

Negation

Simple form

I must not chap
you must not chap
she must not chap
we must not chap
you must not chap
they must not chap

V-ing form

I must not be chapping
you must not be chapping
she must not be chapping
we must not be chapping
you must not be chapping
they must not be chapping

Perfect

I must not have chapped
you must not have chapped
she must not have chapped
we must not have chapped
you must not have chapped
they must not have chapped

V-ing perfect

I must not have been chapping
you must not have been chapping
she must not have been chapping
we must not have been chapping
you must not have been chapping
they must not have been chapping

Interrogative form

Simple form

must I chap?
must you chap?
must she chap?
must we chap?
must you chap?
must they chap?

V-ing form

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

Perfect

must I have chapped?
must you have chapped?
must she 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 she have been chapping?
must we have been chapping?
must you have been chapping?
must they have been chapping?

Interro-negative form

Simple form

must I not chap?
must you not chap?
must she not chap?
must we not chap?
must you not chap?
must they not chap?

V-ing form

must I not be chapping?
must you not be chapping?
must she not be chapping?
must we not be chapping?
must you not be chapping?
must they not be chapping?

Perfect

must I not have chapped?
must you not have chapped?
must she not have chapped?
must we not have chapped?
must you not have chapped?
must they not have chapped?

V-ing perfect

must I not have been chapping?
must you not have been chapping?
must she not have been chapping?
must we not have been chapping?
must you not have been chapping?
must they not have been chapping?

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