English verb conjugation
MUST IRRIGATE

Regular verb: irrigate - irrigated - irrigated

Affirmation

Simple form	V-ing form
I must irrigate you must irrigate he must irrigate we must irrigate you must irrigate they must irrigate	I must be irrigating you must be irrigating he must be irrigating we must be irrigating you must be irrigating they must be irrigating
Perfect	V-ing perfect
I must have irrigated you must have irrigated he must have irrigated we must have irrigated you must have irrigated they must have irrigated	I must have been irrigating you must have been irrigating he must have been irrigating we must have been irrigating you must have been irrigating they must have been irrigating

Negation

Simple form	V-ing form
I mustn't irrigate you mustn't irrigate he mustn't irrigate we mustn't irrigate you mustn't irrigate they mustn't irrigate	I mustn't be irrigating you mustn't be irrigating he mustn't be irrigating we mustn't be irrigating you mustn't be irrigating they mustn't be irrigating
Perfect	V-ing perfect
I mustn't have irrigated you mustn't have irrigated he mustn't have irrigated we mustn't have irrigated you mustn't have irrigated they mustn't have irrigated	I mustn't have been irrigating you mustn't have been irrigating he mustn't have been irrigating we mustn't have been irrigating you mustn't have been irrigating they mustn't have been irrigating

Interrogative form

Simple form	V-ing form
must I irrigate? must you irrigate? must he irrigate? must we irrigate? must you irrigate? must they irrigate?	must I be irrigating? must you be irrigating? must he be irrigating? must we be irrigating? must you be irrigating? must they be irrigating?
Perfect	V-ing perfect
must I have irrigated? must you have irrigated? must he have irrigated? must we have irrigated? must you have irrigated? must they have irrigated?	must I have been irrigating? must you have been irrigating? must he have been irrigating? must we have been irrigating? must you have been irrigating? must they have been irrigating?

Interro-negative form

Simple form	V-ing form
mustn't I irrigate? mustn't you irrigate? mustn't he irrigate? mustn't we irrigate? mustn't you irrigate? mustn't they irrigate?	mustn't I be irrigating? mustn't you be irrigating? mustn't he be irrigating? mustn't we be irrigating? mustn't you be irrigating? mustn't they be irrigating?
Perfect	V-ing perfect
mustn't I have irrigated? mustn't you have irrigated? mustn't he have irrigated? mustn't we have irrigated? mustn't you have irrigated? mustn't they have irrigated?	mustn't I have been irrigating? mustn't you have been irrigating? mustn't he have been irrigating? mustn't we have been irrigating? mustn't you have been irrigating? mustn't they have been irrigating?