can curtsey
Verbo regular: curtsey - curtseyed- curtseyed

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I can curtsey
you can curtsey
he can curtsey
we can curtsey
you can curtsey
they can curtsey 	I can be curtseying
you can be curtseying
he can be curtseying
we can be curtseying
you can be curtseying
they can be curtseying	I can have curtseyed
you can have curtseyed
he can have curtseyed
we can have curtseyed
you can have curtseyed
they can have curtseyed	I can have been curtseying
you can have been curtseying
he can have been curtseying
we can have been curtseying
you can have been curtseying
they can have been curtseying	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I cannot curtsey
you cannot curtsey
he cannot curtsey
we cannot curtsey
you cannot curtsey
they cannot curtsey 	I cannot be curtseying
you cannot be curtseying
he cannot be curtseying
we cannot be curtseying
you cannot be curtseying
they cannot be curtseying	I cannot have curtseyed
you cannot have curtseyed
he cannot have curtseyed
we cannot have curtseyed
you cannot have curtseyed
they cannot have curtseyed	I cannot have been curtseying
you cannot have been curtseying
he cannot have been curtseying
we cannot have been curtseying
you cannot have been curtseying
they cannot have been curtseying	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
can I curtsey?
can you curtsey?
can he curtsey?
can we curtsey?
can you curtsey?
can they curtsey? 	can I be curtseying?
can you be curtseying?
can he be curtseying?
can we be curtseying?
can you be curtseying?
can they be curtseying? 	can I have curtseyed?
can you have curtseyed?
can he have curtseyed?
can we have curtseyed?
can you have curtseyed?
can they have curtseyed? 	can I have been curtseying?
can you have been curtseying?
can he have been curtseying?
can we have been curtseying?
can you have been curtseying?
can they have been curtseying? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
can I not curtsey?
can you not curtsey?
can he not curtsey?
can we not curtsey?
can you not curtsey?
can they not curtsey? 	can I not be curtseying?
can you not be curtseying?
can he not be curtseying?
can we not be curtseying?
can you not be curtseying?
can they not be curtseying? 	can I not have curtseyed?
can you not have curtseyed?
can he not have curtseyed?
can we not have curtseyed?
can you not have curtseyed?
can they not have curtseyed? 	can I not have been curtseying?
can you not have been curtseying?
can he not have been curtseying?
can we not have been curtseying?
can you not have been curtseying?
can they not have been curtseying?