Conjugación del verbo inglés MUST SECERN

Verbo regular: secern - secerned - secerned

Afirmación

Forma simple

I must secern
you must secern
he must secern
we must secern
you must secern
they must secern

Forma con V-ing

I must be secerning
you must be secerning
he must be secerning
we must be secerning
you must be secerning
they must be secerning

Perfecto

I must have secerned
you must have secerned
he must have secerned
we must have secerned
you must have secerned
they must have secerned

Perfecto con V-ing

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

Negación

Forma simple

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

Forma con V-ing

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

Perfecto

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

Perfecto con V-ing

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

Forma interrogativa

Forma simple

must I secern?
must you secern?
must he secern?
must we secern?
must you secern?
must they secern?

Forma con V-ing

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

Perfecto

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

Perfecto con V-ing

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

Forma interro-negativa

Forma simple

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

Forma con V-ing

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

Perfecto

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

Perfecto con V-ing

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

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