Conjugación del verbo inglés MUST CERTIFY

Verbo regular: certify - certified - certified

Afirmación

Forma simple

I must certify
you must certify
she must certify
we must certify
you must certify
they must certify

Forma con V-ing

I must be certifying
you must be certifying
she must be certifying
we must be certifying
you must be certifying
they must be certifying

Perfecto

I must have certified
you must have certified
she must have certified
we must have certified
you must have certified
they must have certified

Perfecto con V-ing

I must have been certifying
you must have been certifying
she must have been certifying
we must have been certifying
you must have been certifying
they must have been certifying

Negación

Forma simple

I mustn't certify
you mustn't certify
she mustn't certify
we mustn't certify
you mustn't certify
they mustn't certify

Forma con V-ing

I mustn't be certifying
you mustn't be certifying
she mustn't be certifying
we mustn't be certifying
you mustn't be certifying
they mustn't be certifying

Perfecto

I mustn't have certified
you mustn't have certified
she mustn't have certified
we mustn't have certified
you mustn't have certified
they mustn't have certified

Perfecto con V-ing

I mustn't have been certifying
you mustn't have been certifying
she mustn't have been certifying
we mustn't have been certifying
you mustn't have been certifying
they mustn't have been certifying

Forma interrogativa

Forma simple

must I certify?
must you certify?
must she certify?
must we certify?
must you certify?
must they certify?

Forma con V-ing

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

Perfecto

must I have certified?
must you have certified?
must she have certified?
must we have certified?
must you have certified?
must they have certified?

Perfecto con V-ing

must I have been certifying?
must you have been certifying?
must she have been certifying?
must we have been certifying?
must you have been certifying?
must they have been certifying?

Forma interro-negativa

Forma simple

mustn't I certify?
mustn't you certify?
mustn't she certify?
mustn't we certify?
mustn't you certify?
mustn't they certify?

Forma con V-ing

mustn't I be certifying?
mustn't you be certifying?
mustn't she be certifying?
mustn't we be certifying?
mustn't you be certifying?
mustn't they be certifying?

Perfecto

mustn't I have certified?
mustn't you have certified?
mustn't she have certified?
mustn't we have certified?
mustn't you have certified?
mustn't they have certified?

Perfecto con V-ing

mustn't I have been certifying?
mustn't you have been certifying?
mustn't she have been certifying?
mustn't we have been certifying?
mustn't you have been certifying?
mustn't they have been certifying?

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