English verb conjugation
MUST TINSEL

Regular verb: tinsel - tinselled - tinselled

Affirmation

Simple form	V-ing form
I must tinsel you must tinsel he must tinsel we must tinsel you must tinsel they must tinsel	I must be tinselling you must be tinselling he must be tinselling we must be tinselling you must be tinselling they must be tinselling
Perfect	V-ing perfect
I must have tinselled you must have tinselled he must have tinselled we must have tinselled you must have tinselled they must have tinselled	I must have been tinselling you must have been tinselling he must have been tinselling we must have been tinselling you must have been tinselling they must have been tinselling

Negation

Simple form	V-ing form
I mustn't tinsel you mustn't tinsel he mustn't tinsel we mustn't tinsel you mustn't tinsel they mustn't tinsel	I mustn't be tinselling you mustn't be tinselling he mustn't be tinselling we mustn't be tinselling you mustn't be tinselling they mustn't be tinselling
Perfect	V-ing perfect
I mustn't have tinselled you mustn't have tinselled he mustn't have tinselled we mustn't have tinselled you mustn't have tinselled they mustn't have tinselled	I mustn't have been tinselling you mustn't have been tinselling he mustn't have been tinselling we mustn't have been tinselling you mustn't have been tinselling they mustn't have been tinselling

Interrogative form

Simple form	V-ing form
must I tinsel? must you tinsel? must he tinsel? must we tinsel? must you tinsel? must they tinsel?	must I be tinselling? must you be tinselling? must he be tinselling? must we be tinselling? must you be tinselling? must they be tinselling?
Perfect	V-ing perfect
must I have tinselled? must you have tinselled? must he have tinselled? must we have tinselled? must you have tinselled? must they have tinselled?	must I have been tinselling? must you have been tinselling? must he have been tinselling? must we have been tinselling? must you have been tinselling? must they have been tinselling?

Interro-negative form

Simple form	V-ing form
mustn't I tinsel? mustn't you tinsel? mustn't he tinsel? mustn't we tinsel? mustn't you tinsel? mustn't they tinsel?	mustn't I be tinselling? mustn't you be tinselling? mustn't he be tinselling? mustn't we be tinselling? mustn't you be tinselling? mustn't they be tinselling?
Perfect	V-ing perfect
mustn't I have tinselled? mustn't you have tinselled? mustn't he have tinselled? mustn't we have tinselled? mustn't you have tinselled? mustn't they have tinselled?	mustn't I have been tinselling? mustn't you have been tinselling? mustn't he have been tinselling? mustn't we have been tinselling? mustn't you have been tinselling? mustn't they have been tinselling?