English verb conjugation
MUST UPHOLSTER

Regular verb: upholster - upholstered - upholstered

Affirmation

Simple form	V-ing form
I must upholster you must upholster he must upholster we must upholster you must upholster they must upholster	I must be upholstering you must be upholstering he must be upholstering we must be upholstering you must be upholstering they must be upholstering
Perfect	V-ing perfect
I must have upholstered you must have upholstered he must have upholstered we must have upholstered you must have upholstered they must have upholstered	I must have been upholstering you must have been upholstering he must have been upholstering we must have been upholstering you must have been upholstering they must have been upholstering

Negation

Simple form	V-ing form
I mustn't upholster you mustn't upholster he mustn't upholster we mustn't upholster you mustn't upholster they mustn't upholster	I mustn't be upholstering you mustn't be upholstering he mustn't be upholstering we mustn't be upholstering you mustn't be upholstering they mustn't be upholstering
Perfect	V-ing perfect
I mustn't have upholstered you mustn't have upholstered he mustn't have upholstered we mustn't have upholstered you mustn't have upholstered they mustn't have upholstered	I mustn't have been upholstering you mustn't have been upholstering he mustn't have been upholstering we mustn't have been upholstering you mustn't have been upholstering they mustn't have been upholstering

Interrogative form

Simple form	V-ing form
must I upholster? must you upholster? must he upholster? must we upholster? must you upholster? must they upholster?	must I be upholstering? must you be upholstering? must he be upholstering? must we be upholstering? must you be upholstering? must they be upholstering?
Perfect	V-ing perfect
must I have upholstered? must you have upholstered? must he have upholstered? must we have upholstered? must you have upholstered? must they have upholstered?	must I have been upholstering? must you have been upholstering? must he have been upholstering? must we have been upholstering? must you have been upholstering? must they have been upholstering?

Interro-negative form

Simple form	V-ing form
mustn't I upholster? mustn't you upholster? mustn't he upholster? mustn't we upholster? mustn't you upholster? mustn't they upholster?	mustn't I be upholstering? mustn't you be upholstering? mustn't he be upholstering? mustn't we be upholstering? mustn't you be upholstering? mustn't they be upholstering?
Perfect	V-ing perfect
mustn't I have upholstered? mustn't you have upholstered? mustn't he have upholstered? mustn't we have upholstered? mustn't you have upholstered? mustn't they have upholstered?	mustn't I have been upholstering? mustn't you have been upholstering? mustn't he have been upholstering? mustn't we have been upholstering? mustn't you have been upholstering? mustn't they have been upholstering?