Conjugación del verbo inglés MUST BIFF

Verbo regular: biff - biffed - biffed

Afirmación

Forma simple

I must biff
you must biff
she must biff
we must biff
you must biff
they must biff

Forma con V-ing

I must be biffing
you must be biffing
she must be biffing
we must be biffing
you must be biffing
they must be biffing

Perfecto

I must have biffed
you must have biffed
she must have biffed
we must have biffed
you must have biffed
they must have biffed

Perfecto con V-ing

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

Negación

Forma simple

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

Forma con V-ing

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

Perfecto

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

Perfecto con V-ing

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

Forma interrogativa

Forma simple

must I biff?
must you biff?
must she biff?
must we biff?
must you biff?
must they biff?

Forma con V-ing

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

Perfecto

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

Perfecto con V-ing

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

Forma interro-negativa

Forma simple

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

Forma con V-ing

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

Perfecto

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

Perfecto con V-ing

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

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