English verb conjugation
MUST SKANK

Regular verb: skank - skanked - skanked

Affirmation

Simple form	V-ing form
I must skank you must skank he must skank we must skank you must skank they must skank	I must be skanking you must be skanking he must be skanking we must be skanking you must be skanking they must be skanking
Perfect	V-ing perfect
I must have skanked you must have skanked he must have skanked we must have skanked you must have skanked they must have skanked	I must have been skanking you must have been skanking he must have been skanking we must have been skanking you must have been skanking they must have been skanking

Negation

Simple form	V-ing form
I must not skank you must not skank he must not skank we must not skank you must not skank they must not skank	I must not be skanking you must not be skanking he must not be skanking we must not be skanking you must not be skanking they must not be skanking
Perfect	V-ing perfect
I must not have skanked you must not have skanked he must not have skanked we must not have skanked you must not have skanked they must not have skanked	I must not have been skanking you must not have been skanking he must not have been skanking we must not have been skanking you must not have been skanking they must not have been skanking

Interrogative form

Simple form	V-ing form
must I skank? must you skank? must he skank? must we skank? must you skank? must they skank?	must I be skanking? must you be skanking? must he be skanking? must we be skanking? must you be skanking? must they be skanking?
Perfect	V-ing perfect
must I have skanked? must you have skanked? must he have skanked? must we have skanked? must you have skanked? must they have skanked?	must I have been skanking? must you have been skanking? must he have been skanking? must we have been skanking? must you have been skanking? must they have been skanking?

Interro-negative form

Simple form	V-ing form
must I not skank? must you not skank? must he not skank? must we not skank? must you not skank? must they not skank?	must I not be skanking? must you not be skanking? must he not be skanking? must we not be skanking? must you not be skanking? must they not be skanking?
Perfect	V-ing perfect
must I not have skanked? must you not have skanked? must he not have skanked? must we not have skanked? must you not have skanked? must they not have skanked?	must I not have been skanking? must you not have been skanking? must he not have been skanking? must we not have been skanking? must you not have been skanking? must they not have been skanking?