English verb conjugation
MUST PLUNK

Regular verb: plunk - plunked - plunked

Affirmation

Simple form	V-ing form
I must plunk you must plunk he must plunk we must plunk you must plunk they must plunk	I must be plunking you must be plunking he must be plunking we must be plunking you must be plunking they must be plunking
Perfect	V-ing perfect
I must have plunked you must have plunked he must have plunked we must have plunked you must have plunked they must have plunked	I must have been plunking you must have been plunking he must have been plunking we must have been plunking you must have been plunking they must have been plunking

Negation

Simple form	V-ing form
I mustn't plunk you mustn't plunk he mustn't plunk we mustn't plunk you mustn't plunk they mustn't plunk	I mustn't be plunking you mustn't be plunking he mustn't be plunking we mustn't be plunking you mustn't be plunking they mustn't be plunking
Perfect	V-ing perfect
I mustn't have plunked you mustn't have plunked he mustn't have plunked we mustn't have plunked you mustn't have plunked they mustn't have plunked	I mustn't have been plunking you mustn't have been plunking he mustn't have been plunking we mustn't have been plunking you mustn't have been plunking they mustn't have been plunking

Interrogative form

Simple form	V-ing form
must I plunk? must you plunk? must he plunk? must we plunk? must you plunk? must they plunk?	must I be plunking? must you be plunking? must he be plunking? must we be plunking? must you be plunking? must they be plunking?
Perfect	V-ing perfect
must I have plunked? must you have plunked? must he have plunked? must we have plunked? must you have plunked? must they have plunked?	must I have been plunking? must you have been plunking? must he have been plunking? must we have been plunking? must you have been plunking? must they have been plunking?

Interro-negative form

Simple form	V-ing form
mustn't I plunk? mustn't you plunk? mustn't he plunk? mustn't we plunk? mustn't you plunk? mustn't they plunk?	mustn't I be plunking? mustn't you be plunking? mustn't he be plunking? mustn't we be plunking? mustn't you be plunking? mustn't they be plunking?
Perfect	V-ing perfect
mustn't I have plunked? mustn't you have plunked? mustn't he have plunked? mustn't we have plunked? mustn't you have plunked? mustn't they have plunked?	mustn't I have been plunking? mustn't you have been plunking? mustn't he have been plunking? mustn't we have been plunking? mustn't you have been plunking? mustn't they have been plunking?