must irrigate
Verbe régulier : irrigate - irrigated- irrigated
Traduction française : irriguer 

Affirmation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
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	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	

Négation 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
I must not irrigate
you must not irrigate
he must not irrigate
we must not irrigate
you must not irrigate
they must not irrigate 	I must not be irrigating
you must not be irrigating
he must not be irrigating
we must not be irrigating
you must not be irrigating
they must not be irrigating	I must not have irrigated
you must not have irrigated
he must not have irrigated
we must not have irrigated
you must not have irrigated
they must not have irrigated	I must not have been irrigating
you must not have been irrigating
he must not have been irrigating
we must not have been irrigating
you must not have been irrigating
they must not have been irrigating	

Forme interrogative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
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? 	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? 	

Forme interro-négative 	
Forme simple 	Forme en V-ing 	Perfect 	Perfect en V-ing 	
must I not irrigate?
must you not irrigate?
must he not irrigate?
must we not irrigate?
must you not irrigate?
must they not irrigate? 	must I not be irrigating?
must you not be irrigating?
must he not be irrigating?
must we not be irrigating?
must you not be irrigating?
must they not be irrigating? 	must I not have irrigated?
must you not have irrigated?
must he not have irrigated?
must we not have irrigated?
must you not have irrigated?
must they not have irrigated? 	must I not have been irrigating?
must you not have been irrigating?
must he not have been irrigating?
must we not have been irrigating?
must you not have been irrigating?
must they not have been irrigating?