can unclench
Verbo regular: unclench - unclenched- unclenched

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I can unclench
you can unclench
he can unclench
we can unclench
you can unclench
they can unclench 	I can be unclenching
you can be unclenching
he can be unclenching
we can be unclenching
you can be unclenching
they can be unclenching	I can have unclenched
you can have unclenched
he can have unclenched
we can have unclenched
you can have unclenched
they can have unclenched	I can have been unclenching
you can have been unclenching
he can have been unclenching
we can have been unclenching
you can have been unclenching
they can have been unclenching	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I cannot unclench
you cannot unclench
he cannot unclench
we cannot unclench
you cannot unclench
they cannot unclench 	I cannot be unclenching
you cannot be unclenching
he cannot be unclenching
we cannot be unclenching
you cannot be unclenching
they cannot be unclenching	I cannot have unclenched
you cannot have unclenched
he cannot have unclenched
we cannot have unclenched
you cannot have unclenched
they cannot have unclenched	I cannot have been unclenching
you cannot have been unclenching
he cannot have been unclenching
we cannot have been unclenching
you cannot have been unclenching
they cannot have been unclenching	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
can I unclench?
can you unclench?
can he unclench?
can we unclench?
can you unclench?
can they unclench? 	can I be unclenching?
can you be unclenching?
can he be unclenching?
can we be unclenching?
can you be unclenching?
can they be unclenching? 	can I have unclenched?
can you have unclenched?
can he have unclenched?
can we have unclenched?
can you have unclenched?
can they have unclenched? 	can I have been unclenching?
can you have been unclenching?
can he have been unclenching?
can we have been unclenching?
can you have been unclenching?
can they have been unclenching? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
can I not unclench?
can you not unclench?
can he not unclench?
can we not unclench?
can you not unclench?
can they not unclench? 	can I not be unclenching?
can you not be unclenching?
can he not be unclenching?
can we not be unclenching?
can you not be unclenching?
can they not be unclenching? 	can I not have unclenched?
can you not have unclenched?
can he not have unclenched?
can we not have unclenched?
can you not have unclenched?
can they not have unclenched? 	can I not have been unclenching?
can you not have been unclenching?
can he not have been unclenching?
can we not have been unclenching?
can you not have been unclenching?
can they not have been unclenching?