English verb conjugation MUST BUFFER

Regular verb: buffer - buffered - buffered

Affirmation

Simple form

I must buffer
you must buffer
he must buffer
we must buffer
you must buffer
they must buffer

V-ing form

I must be buffering
you must be buffering
he must be buffering
we must be buffering
you must be buffering
they must be buffering

Perfect

I must have buffered
you must have buffered
he must have buffered
we must have buffered
you must have buffered
they must have buffered

V-ing perfect

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

Negation

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

must I buffer?
must you buffer?
must he buffer?
must we buffer?
must you buffer?
must they buffer?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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