English verb conjugation
MUST WINTERISE

Regular verb: winterise - winterised - winterised

Affirmation

Simple form	V-ing form
I must winterise you must winterise he must winterise we must winterise you must winterise they must winterise	I must be winterising you must be winterising he must be winterising we must be winterising you must be winterising they must be winterising
Perfect	V-ing perfect
I must have winterised you must have winterised he must have winterised we must have winterised you must have winterised they must have winterised	I must have been winterising you must have been winterising he must have been winterising we must have been winterising you must have been winterising they must have been winterising

Negation

Simple form	V-ing form
I must not winterise you must not winterise he must not winterise we must not winterise you must not winterise they must not winterise	I must not be winterising you must not be winterising he must not be winterising we must not be winterising you must not be winterising they must not be winterising
Perfect	V-ing perfect
I must not have winterised you must not have winterised he must not have winterised we must not have winterised you must not have winterised they must not have winterised	I must not have been winterising you must not have been winterising he must not have been winterising we must not have been winterising you must not have been winterising they must not have been winterising

Interrogative form

Simple form	V-ing form
must I winterise? must you winterise? must he winterise? must we winterise? must you winterise? must they winterise?	must I be winterising? must you be winterising? must he be winterising? must we be winterising? must you be winterising? must they be winterising?
Perfect	V-ing perfect
must I have winterised? must you have winterised? must he have winterised? must we have winterised? must you have winterised? must they have winterised?	must I have been winterising? must you have been winterising? must he have been winterising? must we have been winterising? must you have been winterising? must they have been winterising?

Interro-negative form

Simple form	V-ing form
must I not winterise? must you not winterise? must he not winterise? must we not winterise? must you not winterise? must they not winterise?	must I not be winterising? must you not be winterising? must he not be winterising? must we not be winterising? must you not be winterising? must they not be winterising?
Perfect	V-ing perfect
must I not have winterised? must you not have winterised? must he not have winterised? must we not have winterised? must you not have winterised? must they not have winterised?	must I not have been winterising? must you not have been winterising? must he not have been winterising? must we not have been winterising? must you not have been winterising? must they not have been winterising?