English verb conjugation
MUST POIL

Regular verb: poil - poiled - poiled

Affirmation

Simple form	V-ing form
I must poil you must poil she must poil we must poil you must poil they must poil	I must be poiling you must be poiling she 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 she 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 she 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 mustn't poil you mustn't poil she mustn't poil we mustn't poil you mustn't poil they mustn't poil	I mustn't be poiling you mustn't be poiling she mustn't be poiling we mustn't be poiling you mustn't be poiling they mustn't be poiling
Perfect	V-ing perfect
I mustn't have poiled you mustn't have poiled she mustn't have poiled we mustn't have poiled you mustn't have poiled they mustn't have poiled	I mustn't have been poiling you mustn't have been poiling she mustn't have been poiling we mustn't have been poiling you mustn't have been poiling they mustn't have been poiling

Interrogative form

Simple form	V-ing form
must I poil? must you poil? must she poil? must we poil? must you poil? must they poil?	must I be poiling? must you be poiling? must she 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 she 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 she 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
mustn't I poil? mustn't you poil? mustn't she poil? mustn't we poil? mustn't you poil? mustn't they poil?	mustn't I be poiling? mustn't you be poiling? mustn't she be poiling? mustn't we be poiling? mustn't you be poiling? mustn't they be poiling?
Perfect	V-ing perfect
mustn't I have poiled? mustn't you have poiled? mustn't she have poiled? mustn't we have poiled? mustn't you have poiled? mustn't they have poiled?	mustn't I have been poiling? mustn't you have been poiling? mustn't she have been poiling? mustn't we have been poiling? mustn't you have been poiling? mustn't they have been poiling?