I could lay you could lay she could lay we could lay you could lay they could lay
Forma con V-ing
I could be laying you could be laying she could be laying we could be laying you could be laying they could be laying
Perfecto
I could have laid you could have laid she could have laid we could have laid you could have laid they could have laid
Perfecto con V-ing
I could have been laying you could have been laying she could have been laying we could have been laying you could have been laying they could have been laying
Negación
Forma simple
I could not lay you could not lay she could not lay we could not lay you could not lay they could not lay
Forma con V-ing
I could not be laying you could not be laying she could not be laying we could not be laying you could not be laying they could not be laying
Perfecto
I could not have laid you could not have laid she could not have laid we could not have laid you could not have laid they could not have laid
Perfecto con V-ing
I could not have been laying you could not have been laying she could not have been laying we could not have been laying you could not have been laying they could not have been laying
Forma interrogativa
Forma simple
could I lay? could you lay? could she lay? could we lay? could you lay? could they lay?
Forma con V-ing
could I be laying? could you be laying? could she be laying? could we be laying? could you be laying? could they be laying?
Perfecto
could I have laid? could you have laid? could she have laid? could we have laid? could you have laid? could they have laid?
Perfecto con V-ing
could I have been laying? could you have been laying? could she have been laying? could we have been laying? could you have been laying? could they have been laying?
Forma interro-negativa
Forma simple
could I not lay? could you not lay? could she not lay? could we not lay? could you not lay? could they not lay?
Forma con V-ing
could I not be laying? could you not be laying? could she not be laying? could we not be laying? could you not be laying? could they not be laying?
Perfecto
could I not have laid? could you not have laid? could she not have laid? could we not have laid? could you not have laid? could they not have laid?
Perfecto con V-ing
could I not have been laying? could you not have been laying? could she not have been laying? could we not have been laying? could you not have been laying? could they not have been laying?