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 mustn't winterise you mustn't winterise he mustn't winterise we mustn't winterise you mustn't winterise they mustn't winterise	I mustn't be winterising you mustn't be winterising he mustn't be winterising we mustn't be winterising you mustn't be winterising they mustn't be winterising
Perfect	V-ing perfect
I mustn't have winterised you mustn't have winterised he mustn't have winterised we mustn't have winterised you mustn't have winterised they mustn't have winterised	I mustn't have been winterising you mustn't have been winterising he mustn't have been winterising we mustn't have been winterising you mustn't have been winterising they mustn't 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
mustn't I winterise? mustn't you winterise? mustn't he winterise? mustn't we winterise? mustn't you winterise? mustn't they winterise?	mustn't I be winterising? mustn't you be winterising? mustn't he be winterising? mustn't we be winterising? mustn't you be winterising? mustn't they be winterising?
Perfect	V-ing perfect
mustn't I have winterised? mustn't you have winterised? mustn't he have winterised? mustn't we have winterised? mustn't you have winterised? mustn't they have winterised?	mustn't I have been winterising? mustn't you have been winterising? mustn't he have been winterising? mustn't we have been winterising? mustn't you have been winterising? mustn't they have been winterising?