English verb conjugation
MUST AESTIVATE

Regular verb: aestivate - aestivated - aestivated

Affirmation

Simple form	V-ing form
I must aestivate you must aestivate he must aestivate we must aestivate you must aestivate they must aestivate	I must be aestivating you must be aestivating he must be aestivating we must be aestivating you must be aestivating they must be aestivating
Perfect	V-ing perfect
I must have aestivated you must have aestivated he must have aestivated we must have aestivated you must have aestivated they must have aestivated	I must have been aestivating you must have been aestivating he must have been aestivating we must have been aestivating you must have been aestivating they must have been aestivating

Negation

Simple form	V-ing form
I mustn't aestivate you mustn't aestivate he mustn't aestivate we mustn't aestivate you mustn't aestivate they mustn't aestivate	I mustn't be aestivating you mustn't be aestivating he mustn't be aestivating we mustn't be aestivating you mustn't be aestivating they mustn't be aestivating
Perfect	V-ing perfect
I mustn't have aestivated you mustn't have aestivated he mustn't have aestivated we mustn't have aestivated you mustn't have aestivated they mustn't have aestivated	I mustn't have been aestivating you mustn't have been aestivating he mustn't have been aestivating we mustn't have been aestivating you mustn't have been aestivating they mustn't have been aestivating

Interrogative form

Simple form	V-ing form
must I aestivate? must you aestivate? must he aestivate? must we aestivate? must you aestivate? must they aestivate?	must I be aestivating? must you be aestivating? must he be aestivating? must we be aestivating? must you be aestivating? must they be aestivating?
Perfect	V-ing perfect
must I have aestivated? must you have aestivated? must he have aestivated? must we have aestivated? must you have aestivated? must they have aestivated?	must I have been aestivating? must you have been aestivating? must he have been aestivating? must we have been aestivating? must you have been aestivating? must they have been aestivating?

Interro-negative form

Simple form	V-ing form
mustn't I aestivate? mustn't you aestivate? mustn't he aestivate? mustn't we aestivate? mustn't you aestivate? mustn't they aestivate?	mustn't I be aestivating? mustn't you be aestivating? mustn't he be aestivating? mustn't we be aestivating? mustn't you be aestivating? mustn't they be aestivating?
Perfect	V-ing perfect
mustn't I have aestivated? mustn't you have aestivated? mustn't he have aestivated? mustn't we have aestivated? mustn't you have aestivated? mustn't they have aestivated?	mustn't I have been aestivating? mustn't you have been aestivating? mustn't he have been aestivating? mustn't we have been aestivating? mustn't you have been aestivating? mustn't they have been aestivating?