English verb conjugation
MUST DOUBLE-KNIT

Regular verb: double-knit - double-knited - double-knited

Affirmation

Simple form	V-ing form
I must double-knit you must double-knit he must double-knit we must double-knit you must double-knit they must double-knit	I must be double-kniting you must be double-kniting he must be double-kniting we must be double-kniting you must be double-kniting they must be double-kniting
Perfect	V-ing perfect
I must have double-knited you must have double-knited he must have double-knited we must have double-knited you must have double-knited they must have double-knited	I must have been double-kniting you must have been double-kniting he must have been double-kniting we must have been double-kniting you must have been double-kniting they must have been double-kniting

Negation

Simple form	V-ing form
I mustn't double-knit you mustn't double-knit he mustn't double-knit we mustn't double-knit you mustn't double-knit they mustn't double-knit	I mustn't be double-kniting you mustn't be double-kniting he mustn't be double-kniting we mustn't be double-kniting you mustn't be double-kniting they mustn't be double-kniting
Perfect	V-ing perfect
I mustn't have double-knited you mustn't have double-knited he mustn't have double-knited we mustn't have double-knited you mustn't have double-knited they mustn't have double-knited	I mustn't have been double-kniting you mustn't have been double-kniting he mustn't have been double-kniting we mustn't have been double-kniting you mustn't have been double-kniting they mustn't have been double-kniting

Interrogative form

Simple form	V-ing form
must I double-knit? must you double-knit? must he double-knit? must we double-knit? must you double-knit? must they double-knit?	must I be double-kniting? must you be double-kniting? must he be double-kniting? must we be double-kniting? must you be double-kniting? must they be double-kniting?
Perfect	V-ing perfect
must I have double-knited? must you have double-knited? must he have double-knited? must we have double-knited? must you have double-knited? must they have double-knited?	must I have been double-kniting? must you have been double-kniting? must he have been double-kniting? must we have been double-kniting? must you have been double-kniting? must they have been double-kniting?

Interro-negative form

Simple form	V-ing form
mustn't I double-knit? mustn't you double-knit? mustn't he double-knit? mustn't we double-knit? mustn't you double-knit? mustn't they double-knit?	mustn't I be double-kniting? mustn't you be double-kniting? mustn't he be double-kniting? mustn't we be double-kniting? mustn't you be double-kniting? mustn't they be double-kniting?
Perfect	V-ing perfect
mustn't I have double-knited? mustn't you have double-knited? mustn't he have double-knited? mustn't we have double-knited? mustn't you have double-knited? mustn't they have double-knited?	mustn't I have been double-kniting? mustn't you have been double-kniting? mustn't he have been double-kniting? mustn't we have been double-kniting? mustn't you have been double-kniting? mustn't they have been double-kniting?