can understeer
Verbo regular: understeer - understeered- understeered

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I can understeer
you can understeer
he can understeer
we can understeer
you can understeer
they can understeer 	I can be understeering
you can be understeering
he can be understeering
we can be understeering
you can be understeering
they can be understeering	I can have understeered
you can have understeered
he can have understeered
we can have understeered
you can have understeered
they can have understeered	I can have been understeering
you can have been understeering
he can have been understeering
we can have been understeering
you can have been understeering
they can have been understeering	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I cannot understeer
you cannot understeer
he cannot understeer
we cannot understeer
you cannot understeer
they cannot understeer 	I cannot be understeering
you cannot be understeering
he cannot be understeering
we cannot be understeering
you cannot be understeering
they cannot be understeering	I cannot have understeered
you cannot have understeered
he cannot have understeered
we cannot have understeered
you cannot have understeered
they cannot have understeered	I cannot have been understeering
you cannot have been understeering
he cannot have been understeering
we cannot have been understeering
you cannot have been understeering
they cannot have been understeering	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
can I understeer?
can you understeer?
can he understeer?
can we understeer?
can you understeer?
can they understeer? 	can I be understeering?
can you be understeering?
can he be understeering?
can we be understeering?
can you be understeering?
can they be understeering? 	can I have understeered?
can you have understeered?
can he have understeered?
can we have understeered?
can you have understeered?
can they have understeered? 	can I have been understeering?
can you have been understeering?
can he have been understeering?
can we have been understeering?
can you have been understeering?
can they have been understeering? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
can I not understeer?
can you not understeer?
can he not understeer?
can we not understeer?
can you not understeer?
can they not understeer? 	can I not be understeering?
can you not be understeering?
can he not be understeering?
can we not be understeering?
can you not be understeering?
can they not be understeering? 	can I not have understeered?
can you not have understeered?
can he not have understeered?
can we not have understeered?
can you not have understeered?
can they not have understeered? 	can I not have been understeering?
can you not have been understeering?
can he not have been understeering?
can we not have been understeering?
can you not have been understeering?
can they not have been understeering?