I could lay you could lay he could lay we could lay you could lay they could lay
Forma con V-ing
I could be laying you could be laying he could be laying we could be laying you could be laying they could be laying
Perfecto
I could have laid you could have laid he 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 he could have been laying we could have been laying you could have been laying they could have been laying
Negación
Forma simple
I couldn't lay you couldn't lay he couldn't lay we couldn't lay you couldn't lay they couldn't lay
Forma con V-ing
I couldn't be laying you couldn't be laying he couldn't be laying we couldn't be laying you couldn't be laying they couldn't be laying
Perfecto
I couldn't have laid you couldn't have laid he couldn't have laid we couldn't have laid you couldn't have laid they couldn't have laid
Perfecto con V-ing
I couldn't have been laying you couldn't have been laying he couldn't have been laying we couldn't have been laying you couldn't have been laying they couldn't have been laying
Forma interrogativa
Forma simple
could I lay? could you lay? could he lay? could we lay? could you lay? could they lay?
Forma con V-ing
could I be laying? could you be laying? could he be laying? could we be laying? could you be laying? could they be laying?
Perfecto
could I have laid? could you have laid? could he 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 he have been laying? could we have been laying? could you have been laying? could they have been laying?
Forma interro-negativa
Forma simple
couldn't I lay? couldn't you lay? couldn't he lay? couldn't we lay? couldn't you lay? couldn't they lay?
Forma con V-ing
couldn't I be laying? couldn't you be laying? couldn't he be laying? couldn't we be laying? couldn't you be laying? couldn't they be laying?
Perfecto
couldn't I have laid? couldn't you have laid? couldn't he have laid? couldn't we have laid? couldn't you have laid? couldn't they have laid?
Perfecto con V-ing
couldn't I have been laying? couldn't you have been laying? couldn't he have been laying? couldn't we have been laying? couldn't you have been laying? couldn't they have been laying?