English verb conjugation
MUST POIL

Regular verb: poil - poiled - poiled

Affirmation

Simple form	V-ing form
I must poil you must poil he must poil we must poil you must poil they must poil	I must be poiling you must be poiling he must be poiling we must be poiling you must be poiling they must be poiling
Perfect	V-ing perfect
I must have poiled you must have poiled he must have poiled we must have poiled you must have poiled they must have poiled	I must have been poiling you must have been poiling he must have been poiling we must have been poiling you must have been poiling they must have been poiling

Negation

Simple form	V-ing form
I must not poil you must not poil he must not poil we must not poil you must not poil they must not poil	I must not be poiling you must not be poiling he must not be poiling we must not be poiling you must not be poiling they must not be poiling
Perfect	V-ing perfect
I must not have poiled you must not have poiled he must not have poiled we must not have poiled you must not have poiled they must not have poiled	I must not have been poiling you must not have been poiling he must not have been poiling we must not have been poiling you must not have been poiling they must not have been poiling

Interrogative form

Simple form	V-ing form
must I poil? must you poil? must he poil? must we poil? must you poil? must they poil?	must I be poiling? must you be poiling? must he be poiling? must we be poiling? must you be poiling? must they be poiling?
Perfect	V-ing perfect
must I have poiled? must you have poiled? must he have poiled? must we have poiled? must you have poiled? must they have poiled?	must I have been poiling? must you have been poiling? must he have been poiling? must we have been poiling? must you have been poiling? must they have been poiling?

Interro-negative form

Simple form	V-ing form
must I not poil? must you not poil? must he not poil? must we not poil? must you not poil? must they not poil?	must I not be poiling? must you not be poiling? must he not be poiling? must we not be poiling? must you not be poiling? must they not be poiling?
Perfect	V-ing perfect
must I not have poiled? must you not have poiled? must he not have poiled? must we not have poiled? must you not have poiled? must they not have poiled?	must I not have been poiling? must you not have been poiling? must he not have been poiling? must we not have been poiling? must you not have been poiling? must they not have been poiling?