could waitress
Verbo regular: waitress - waitressed- waitressed

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I could waitress
you could waitress
he could waitress
we could waitress
you could waitress
they could waitress 	I could be waitressing
you could be waitressing
he could be waitressing
we could be waitressing
you could be waitressing
they could be waitressing	I could have waitressed
you could have waitressed
he could have waitressed
we could have waitressed
you could have waitressed
they could have waitressed	I could have been waitressing
you could have been waitressing
he could have been waitressing
we could have been waitressing
you could have been waitressing
they could have been waitressing	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I could not waitress
you could not waitress
he could not waitress
we could not waitress
you could not waitress
they could not waitress 	I could not be waitressing
you could not be waitressing
he could not be waitressing
we could not be waitressing
you could not be waitressing
they could not be waitressing	I could not have waitressed
you could not have waitressed
he could not have waitressed
we could not have waitressed
you could not have waitressed
they could not have waitressed	I could not have been waitressing
you could not have been waitressing
he could not have been waitressing
we could not have been waitressing
you could not have been waitressing
they could not have been waitressing	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
could I waitress?
could you waitress?
could he waitress?
could we waitress?
could you waitress?
could they waitress? 	could I be waitressing?
could you be waitressing?
could he be waitressing?
could we be waitressing?
could you be waitressing?
could they be waitressing? 	could I have waitressed?
could you have waitressed?
could he have waitressed?
could we have waitressed?
could you have waitressed?
could they have waitressed? 	could I have been waitressing?
could you have been waitressing?
could he have been waitressing?
could we have been waitressing?
could you have been waitressing?
could they have been waitressing? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
could I not waitress?
could you not waitress?
could he not waitress?
could we not waitress?
could you not waitress?
could they not waitress? 	could I not be waitressing?
could you not be waitressing?
could he not be waitressing?
could we not be waitressing?
could you not be waitressing?
could they not be waitressing? 	could I not have waitressed?
could you not have waitressed?
could he not have waitressed?
could we not have waitressed?
could you not have waitressed?
could they not have waitressed? 	could I not have been waitressing?
could you not have been waitressing?
could he not have been waitressing?
could we not have been waitressing?
could you not have been waitressing?
could they not have been waitressing?