can percolate
Verbo regular: percolate - percolated- percolated

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I can percolate
you can percolate
he can percolate
we can percolate
you can percolate
they can percolate 	I can be percolating
you can be percolating
he can be percolating
we can be percolating
you can be percolating
they can be percolating	I can have percolated
you can have percolated
he can have percolated
we can have percolated
you can have percolated
they can have percolated	I can have been percolating
you can have been percolating
he can have been percolating
we can have been percolating
you can have been percolating
they can have been percolating	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I cannot percolate
you cannot percolate
he cannot percolate
we cannot percolate
you cannot percolate
they cannot percolate 	I cannot be percolating
you cannot be percolating
he cannot be percolating
we cannot be percolating
you cannot be percolating
they cannot be percolating	I cannot have percolated
you cannot have percolated
he cannot have percolated
we cannot have percolated
you cannot have percolated
they cannot have percolated	I cannot have been percolating
you cannot have been percolating
he cannot have been percolating
we cannot have been percolating
you cannot have been percolating
they cannot have been percolating	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
can I percolate?
can you percolate?
can he percolate?
can we percolate?
can you percolate?
can they percolate? 	can I be percolating?
can you be percolating?
can he be percolating?
can we be percolating?
can you be percolating?
can they be percolating? 	can I have percolated?
can you have percolated?
can he have percolated?
can we have percolated?
can you have percolated?
can they have percolated? 	can I have been percolating?
can you have been percolating?
can he have been percolating?
can we have been percolating?
can you have been percolating?
can they have been percolating? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
can I not percolate?
can you not percolate?
can he not percolate?
can we not percolate?
can you not percolate?
can they not percolate? 	can I not be percolating?
can you not be percolating?
can he not be percolating?
can we not be percolating?
can you not be percolating?
can they not be percolating? 	can I not have percolated?
can you not have percolated?
can he not have percolated?
can we not have percolated?
can you not have percolated?
can they not have percolated? 	can I not have been percolating?
can you not have been percolating?
can he not have been percolating?
can we not have been percolating?
can you not have been percolating?
can they not have been percolating?