can occasion
Verbo regular: occasion - occasioned- occasioned

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I can occasion
you can occasion
he can occasion
we can occasion
you can occasion
they can occasion 	I can be occasioning
you can be occasioning
he can be occasioning
we can be occasioning
you can be occasioning
they can be occasioning	I can have occasioned
you can have occasioned
he can have occasioned
we can have occasioned
you can have occasioned
they can have occasioned	I can have been occasioning
you can have been occasioning
he can have been occasioning
we can have been occasioning
you can have been occasioning
they can have been occasioning	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I cannot occasion
you cannot occasion
he cannot occasion
we cannot occasion
you cannot occasion
they cannot occasion 	I cannot be occasioning
you cannot be occasioning
he cannot be occasioning
we cannot be occasioning
you cannot be occasioning
they cannot be occasioning	I cannot have occasioned
you cannot have occasioned
he cannot have occasioned
we cannot have occasioned
you cannot have occasioned
they cannot have occasioned	I cannot have been occasioning
you cannot have been occasioning
he cannot have been occasioning
we cannot have been occasioning
you cannot have been occasioning
they cannot have been occasioning	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
can I occasion?
can you occasion?
can he occasion?
can we occasion?
can you occasion?
can they occasion? 	can I be occasioning?
can you be occasioning?
can he be occasioning?
can we be occasioning?
can you be occasioning?
can they be occasioning? 	can I have occasioned?
can you have occasioned?
can he have occasioned?
can we have occasioned?
can you have occasioned?
can they have occasioned? 	can I have been occasioning?
can you have been occasioning?
can he have been occasioning?
can we have been occasioning?
can you have been occasioning?
can they have been occasioning? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
can I not occasion?
can you not occasion?
can he not occasion?
can we not occasion?
can you not occasion?
can they not occasion? 	can I not be occasioning?
can you not be occasioning?
can he not be occasioning?
can we not be occasioning?
can you not be occasioning?
can they not be occasioning? 	can I not have occasioned?
can you not have occasioned?
can he not have occasioned?
can we not have occasioned?
can you not have occasioned?
can they not have occasioned? 	can I not have been occasioning?
can you not have been occasioning?
can he not have been occasioning?
can we not have been occasioning?
can you not have been occasioning?
can they not have been occasioning?