can coarsen
Verbo regular: coarsen - coarsened- coarsened

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I can coarsen
you can coarsen
he can coarsen
we can coarsen
you can coarsen
they can coarsen 	I can be coarsening
you can be coarsening
he can be coarsening
we can be coarsening
you can be coarsening
they can be coarsening	I can have coarsened
you can have coarsened
he can have coarsened
we can have coarsened
you can have coarsened
they can have coarsened	I can have been coarsening
you can have been coarsening
he can have been coarsening
we can have been coarsening
you can have been coarsening
they can have been coarsening	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I cannot coarsen
you cannot coarsen
he cannot coarsen
we cannot coarsen
you cannot coarsen
they cannot coarsen 	I cannot be coarsening
you cannot be coarsening
he cannot be coarsening
we cannot be coarsening
you cannot be coarsening
they cannot be coarsening	I cannot have coarsened
you cannot have coarsened
he cannot have coarsened
we cannot have coarsened
you cannot have coarsened
they cannot have coarsened	I cannot have been coarsening
you cannot have been coarsening
he cannot have been coarsening
we cannot have been coarsening
you cannot have been coarsening
they cannot have been coarsening	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
can I coarsen?
can you coarsen?
can he coarsen?
can we coarsen?
can you coarsen?
can they coarsen? 	can I be coarsening?
can you be coarsening?
can he be coarsening?
can we be coarsening?
can you be coarsening?
can they be coarsening? 	can I have coarsened?
can you have coarsened?
can he have coarsened?
can we have coarsened?
can you have coarsened?
can they have coarsened? 	can I have been coarsening?
can you have been coarsening?
can he have been coarsening?
can we have been coarsening?
can you have been coarsening?
can they have been coarsening? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
can I not coarsen?
can you not coarsen?
can he not coarsen?
can we not coarsen?
can you not coarsen?
can they not coarsen? 	can I not be coarsening?
can you not be coarsening?
can he not be coarsening?
can we not be coarsening?
can you not be coarsening?
can they not be coarsening? 	can I not have coarsened?
can you not have coarsened?
can he not have coarsened?
can we not have coarsened?
can you not have coarsened?
can they not have coarsened? 	can I not have been coarsening?
can you not have been coarsening?
can he not have been coarsening?
can we not have been coarsening?
can you not have been coarsening?
can they not have been coarsening?