Conjugación del verbo inglés MUST REFER

Verbo regular: refer - referred - referred

Afirmación

Forma simple

I must refer
you must refer
she must refer
we must refer
you must refer
they must refer

Forma con V-ing

I must be referring
you must be referring
she must be referring
we must be referring
you must be referring
they must be referring

Perfecto

I must have referred
you must have referred
she must have referred
we must have referred
you must have referred
they must have referred

Perfecto con V-ing

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

Negación

Forma simple

I must not refer
you must not refer
she must not refer
we must not refer
you must not refer
they must not refer

Forma con V-ing

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

Perfecto

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

Perfecto con V-ing

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

Forma interrogativa

Forma simple

must I refer?
must you refer?
must she refer?
must we refer?
must you refer?
must they refer?

Forma con V-ing

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

Perfecto

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

Perfecto con V-ing

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

Forma interro-negativa

Forma simple

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

Forma con V-ing

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

Perfecto

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

Perfecto con V-ing

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

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