English verb conjugation MUST FURBISH

Regular verb: furbish - furbished - furbished

Affirmation

Simple form

I must furbish
you must furbish
he must furbish
we must furbish
you must furbish
they must furbish

V-ing form

I must be furbishing
you must be furbishing
he must be furbishing
we must be furbishing
you must be furbishing
they must be furbishing

Perfect

I must have furbished
you must have furbished
he must have furbished
we must have furbished
you must have furbished
they must have furbished

V-ing perfect

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

Negation

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

Interrogative form

Simple form

must I furbish?
must you furbish?
must he furbish?
must we furbish?
must you furbish?
must they furbish?

V-ing form

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

Perfect

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

V-ing perfect

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

Interro-negative form

Simple form

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

V-ing form

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

Perfect

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

V-ing perfect

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

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