English verb conjugation
MUST ENTOIL

Regular verb: entoil - entoiled - entoiled

Affirmation

Simple form	V-ing form
I must entoil you must entoil he must entoil we must entoil you must entoil they must entoil	I must be entoiling you must be entoiling he must be entoiling we must be entoiling you must be entoiling they must be entoiling
Perfect	V-ing perfect
I must have entoiled you must have entoiled he must have entoiled we must have entoiled you must have entoiled they must have entoiled	I must have been entoiling you must have been entoiling he must have been entoiling we must have been entoiling you must have been entoiling they must have been entoiling

Negation

Simple form	V-ing form
I mustn't entoil you mustn't entoil he mustn't entoil we mustn't entoil you mustn't entoil they mustn't entoil	I mustn't be entoiling you mustn't be entoiling he mustn't be entoiling we mustn't be entoiling you mustn't be entoiling they mustn't be entoiling
Perfect	V-ing perfect
I mustn't have entoiled you mustn't have entoiled he mustn't have entoiled we mustn't have entoiled you mustn't have entoiled they mustn't have entoiled	I mustn't have been entoiling you mustn't have been entoiling he mustn't have been entoiling we mustn't have been entoiling you mustn't have been entoiling they mustn't have been entoiling

Interrogative form

Simple form	V-ing form
must I entoil? must you entoil? must he entoil? must we entoil? must you entoil? must they entoil?	must I be entoiling? must you be entoiling? must he be entoiling? must we be entoiling? must you be entoiling? must they be entoiling?
Perfect	V-ing perfect
must I have entoiled? must you have entoiled? must he have entoiled? must we have entoiled? must you have entoiled? must they have entoiled?	must I have been entoiling? must you have been entoiling? must he have been entoiling? must we have been entoiling? must you have been entoiling? must they have been entoiling?

Interro-negative form

Simple form	V-ing form
mustn't I entoil? mustn't you entoil? mustn't he entoil? mustn't we entoil? mustn't you entoil? mustn't they entoil?	mustn't I be entoiling? mustn't you be entoiling? mustn't he be entoiling? mustn't we be entoiling? mustn't you be entoiling? mustn't they be entoiling?
Perfect	V-ing perfect
mustn't I have entoiled? mustn't you have entoiled? mustn't he have entoiled? mustn't we have entoiled? mustn't you have entoiled? mustn't they have entoiled?	mustn't I have been entoiling? mustn't you have been entoiling? mustn't he have been entoiling? mustn't we have been entoiling? mustn't you have been entoiling? mustn't they have been entoiling?