can irrigate
Regular verb: irrigate - irrigated- irrigated

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

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

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

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