can grimace
Verbo regular: grimace - grimaced- grimaced

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I can grimace
you can grimace
she can grimace
we can grimace
you can grimace
they can grimace 	I can be grimacing
you can be grimacing
she can be grimacing
we can be grimacing
you can be grimacing
they can be grimacing	I can have grimaced
you can have grimaced
she can have grimaced
we can have grimaced
you can have grimaced
they can have grimaced	I can have been grimacing
you can have been grimacing
she can have been grimacing
we can have been grimacing
you can have been grimacing
they can have been grimacing	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I cannot grimace
you cannot grimace
she cannot grimace
we cannot grimace
you cannot grimace
they cannot grimace 	I cannot be grimacing
you cannot be grimacing
she cannot be grimacing
we cannot be grimacing
you cannot be grimacing
they cannot be grimacing	I cannot have grimaced
you cannot have grimaced
she cannot have grimaced
we cannot have grimaced
you cannot have grimaced
they cannot have grimaced	I cannot have been grimacing
you cannot have been grimacing
she cannot have been grimacing
we cannot have been grimacing
you cannot have been grimacing
they cannot have been grimacing	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
can I grimace?
can you grimace?
can she grimace?
can we grimace?
can you grimace?
can they grimace? 	can I be grimacing?
can you be grimacing?
can she be grimacing?
can we be grimacing?
can you be grimacing?
can they be grimacing? 	can I have grimaced?
can you have grimaced?
can she have grimaced?
can we have grimaced?
can you have grimaced?
can they have grimaced? 	can I have been grimacing?
can you have been grimacing?
can she have been grimacing?
can we have been grimacing?
can you have been grimacing?
can they have been grimacing? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
can I not grimace?
can you not grimace?
can she not grimace?
can we not grimace?
can you not grimace?
can they not grimace? 	can I not be grimacing?
can you not be grimacing?
can she not be grimacing?
can we not be grimacing?
can you not be grimacing?
can they not be grimacing? 	can I not have grimaced?
can you not have grimaced?
can she not have grimaced?
can we not have grimaced?
can you not have grimaced?
can they not have grimaced? 	can I not have been grimacing?
can you not have been grimacing?
can she not have been grimacing?
can we not have been grimacing?
can you not have been grimacing?
can they not have been grimacing?