Conjugação do verbo inglês MUST BIFF

Verbo regular: biff - biffed - biffed

Afirmação

Forma simple

I must biff
you must biff
he must biff
we must biff
you must biff
they must biff

Forma com V-ing

I must be biffing
you must be biffing
he must be biffing
we must be biffing
you must be biffing
they must be biffing

Perfeito

I must have biffed
you must have biffed
he must have biffed
we must have biffed
you must have biffed
they must have biffed

Perfeito com V-ing

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

Negação

Forma simple

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

Forma com V-ing

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

Perfeito

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

Perfeito com V-ing

I mustn't have been biffing
you mustn't have been biffing
he 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 he biff?
must we biff?
must you biff?
must they biff?

Forma com V-ing

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

Perfeito

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

Perfeito com V-ing

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

Forma interro-Negação

Forma simple

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

Forma com V-ing

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

Perfeito

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

Perfeito com V-ing

mustn't I have been biffing?
mustn't you have been biffing?
mustn't he 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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