can curtsy
Verbo regular: curtsy - curtsied- curtsied

Afirmação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I can curtsy
you can curtsy
he can curtsy
we can curtsy
you can curtsy
they can curtsy 	I can be curtsying
you can be curtsying
he can be curtsying
we can be curtsying
you can be curtsying
they can be curtsying	I can have curtsied
you can have curtsied
he can have curtsied
we can have curtsied
you can have curtsied
they can have curtsied	I can have been curtsying
you can have been curtsying
he can have been curtsying
we can have been curtsying
you can have been curtsying
they can have been curtsying	

Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I cannot curtsy
you cannot curtsy
he cannot curtsy
we cannot curtsy
you cannot curtsy
they cannot curtsy 	I cannot be curtsying
you cannot be curtsying
he cannot be curtsying
we cannot be curtsying
you cannot be curtsying
they cannot be curtsying	I cannot have curtsied
you cannot have curtsied
he cannot have curtsied
we cannot have curtsied
you cannot have curtsied
they cannot have curtsied	I cannot have been curtsying
you cannot have been curtsying
he cannot have been curtsying
we cannot have been curtsying
you cannot have been curtsying
they cannot have been curtsying	

Forma interrogativa 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
can I curtsy?
can you curtsy?
can he curtsy?
can we curtsy?
can you curtsy?
can they curtsy? 	can I be curtsying?
can you be curtsying?
can he be curtsying?
can we be curtsying?
can you be curtsying?
can they be curtsying? 	can I have curtsied?
can you have curtsied?
can he have curtsied?
can we have curtsied?
can you have curtsied?
can they have curtsied? 	can I have been curtsying?
can you have been curtsying?
can he have been curtsying?
can we have been curtsying?
can you have been curtsying?
can they have been curtsying? 	

Forma interro-Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
can I not curtsy?
can you not curtsy?
can he not curtsy?
can we not curtsy?
can you not curtsy?
can they not curtsy? 	can I not be curtsying?
can you not be curtsying?
can he not be curtsying?
can we not be curtsying?
can you not be curtsying?
can they not be curtsying? 	can I not have curtsied?
can you not have curtsied?
can he not have curtsied?
can we not have curtsied?
can you not have curtsied?
can they not have curtsied? 	can I not have been curtsying?
can you not have been curtsying?
can he not have been curtsying?
can we not have been curtsying?
can you not have been curtsying?
can they not have been curtsying?