English verb conjugation
MUST GUISE

Regular verb: guise - guised - guised

Affirmation

Simple form	V-ing form
I must guise you must guise he must guise we must guise you must guise they must guise	I must be guising you must be guising he must be guising we must be guising you must be guising they must be guising
Perfect	V-ing perfect
I must have guised you must have guised he must have guised we must have guised you must have guised they must have guised	I must have been guising you must have been guising he must have been guising we must have been guising you must have been guising they must have been guising

Negation

Simple form	V-ing form
I must not guise you must not guise he must not guise we must not guise you must not guise they must not guise	I must not be guising you must not be guising he must not be guising we must not be guising you must not be guising they must not be guising
Perfect	V-ing perfect
I must not have guised you must not have guised he must not have guised we must not have guised you must not have guised they must not have guised	I must not have been guising you must not have been guising he must not have been guising we must not have been guising you must not have been guising they must not have been guising

Interrogative form

Simple form	V-ing form
must I guise? must you guise? must he guise? must we guise? must you guise? must they guise?	must I be guising? must you be guising? must he be guising? must we be guising? must you be guising? must they be guising?
Perfect	V-ing perfect
must I have guised? must you have guised? must he have guised? must we have guised? must you have guised? must they have guised?	must I have been guising? must you have been guising? must he have been guising? must we have been guising? must you have been guising? must they have been guising?

Interro-negative form

Simple form	V-ing form
must I not guise? must you not guise? must he not guise? must we not guise? must you not guise? must they not guise?	must I not be guising? must you not be guising? must he not be guising? must we not be guising? must you not be guising? must they not be guising?
Perfect	V-ing perfect
must I not have guised? must you not have guised? must he not have guised? must we not have guised? must you not have guised? must they not have guised?	must I not have been guising? must you not have been guising? must he not have been guising? must we not have been guising? must you not have been guising? must they not have been guising?