English verb conjugation
MUST PLUNK

Regular verb: plunk - plunked - plunked

Affirmation

Simple form	V-ing form
I must plunk you must plunk she must plunk we must plunk you must plunk they must plunk	I must be plunking you must be plunking she 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 she 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 she 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 must not plunk you must not plunk she must not plunk we must not plunk you must not plunk they must not plunk	I must not be plunking you must not be plunking she must not be plunking we must not be plunking you must not be plunking they must not be plunking
Perfect	V-ing perfect
I must not have plunked you must not have plunked she must not have plunked we must not have plunked you must not have plunked they must not have plunked	I must not have been plunking you must not have been plunking she must not have been plunking we must not have been plunking you must not have been plunking they must not have been plunking

Interrogative form

Simple form	V-ing form
must I plunk? must you plunk? must she plunk? must we plunk? must you plunk? must they plunk?	must I be plunking? must you be plunking? must she 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 she 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 she 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
must I not plunk? must you not plunk? must she not plunk? must we not plunk? must you not plunk? must they not plunk?	must I not be plunking? must you not be plunking? must she not be plunking? must we not be plunking? must you not be plunking? must they not be plunking?
Perfect	V-ing perfect
must I not have plunked? must you not have plunked? must she not have plunked? must we not have plunked? must you not have plunked? must they not have plunked?	must I not have been plunking? must you not have been plunking? must she not have been plunking? must we not have been plunking? must you not have been plunking? must they not have been plunking?