English verb conjugation
MUST PIG

Regular verb: pig - pigged - pigged

Affirmation

Simple form	V-ing form
I must pig you must pig he must pig we must pig you must pig they must pig	I must be pigging you must be pigging he must be pigging we must be pigging you must be pigging they must be pigging
Perfect	V-ing perfect
I must have pigged you must have pigged he must have pigged we must have pigged you must have pigged they must have pigged	I must have been pigging you must have been pigging he must have been pigging we must have been pigging you must have been pigging they must have been pigging

Negation

Simple form	V-ing form
I must not pig you must not pig he must not pig we must not pig you must not pig they must not pig	I must not be pigging you must not be pigging he must not be pigging we must not be pigging you must not be pigging they must not be pigging
Perfect	V-ing perfect
I must not have pigged you must not have pigged he must not have pigged we must not have pigged you must not have pigged they must not have pigged	I must not have been pigging you must not have been pigging he must not have been pigging we must not have been pigging you must not have been pigging they must not have been pigging

Interrogative form

Simple form	V-ing form
must I pig? must you pig? must he pig? must we pig? must you pig? must they pig?	must I be pigging? must you be pigging? must he be pigging? must we be pigging? must you be pigging? must they be pigging?
Perfect	V-ing perfect
must I have pigged? must you have pigged? must he have pigged? must we have pigged? must you have pigged? must they have pigged?	must I have been pigging? must you have been pigging? must he have been pigging? must we have been pigging? must you have been pigging? must they have been pigging?

Interro-negative form

Simple form	V-ing form
must I not pig? must you not pig? must he not pig? must we not pig? must you not pig? must they not pig?	must I not be pigging? must you not be pigging? must he not be pigging? must we not be pigging? must you not be pigging? must they not be pigging?
Perfect	V-ing perfect
must I not have pigged? must you not have pigged? must he not have pigged? must we not have pigged? must you not have pigged? must they not have pigged?	must I not have been pigging? must you not have been pigging? must he not have been pigging? must we not have been pigging? must you not have been pigging? must they not have been pigging?