I can lay you can lay she can lay we can lay you can lay they can lay
V-ing form
I can be laying you can be laying she can be laying we can be laying you can be laying they can be laying
Perfect
I can have laid you can have laid she can have laid we can have laid you can have laid they can have laid
V-ing perfect
I can have been laying you can have been laying she can have been laying we can have been laying you can have been laying they can have been laying
Negation
Simple form
I cannot lay you cannot lay she cannot lay we cannot lay you cannot lay they cannot lay
V-ing form
I cannot be laying you cannot be laying she cannot be laying we cannot be laying you cannot be laying they cannot be laying
Perfect
I cannot have laid you cannot have laid she cannot have laid we cannot have laid you cannot have laid they cannot have laid
V-ing perfect
I cannot have been laying you cannot have been laying she cannot have been laying we cannot have been laying you cannot have been laying they cannot have been laying
Interrogative form
Simple form
can I lay? can you lay? can she lay? can we lay? can you lay? can they lay?
V-ing form
can I be laying? can you be laying? can she be laying? can we be laying? can you be laying? can they be laying?
Perfect
can I have laid? can you have laid? can she have laid? can we have laid? can you have laid? can they have laid?
V-ing perfect
can I have been laying? can you have been laying? can she have been laying? can we have been laying? can you have been laying? can they have been laying?
Interro-negative form
Simple form
can I not lay? can you not lay? can she not lay? can we not lay? can you not lay? can they not lay?
V-ing form
can I not be laying? can you not be laying? can she not be laying? can we not be laying? can you not be laying? can they not be laying?
Perfect
can I not have laid? can you not have laid? can she not have laid? can we not have laid? can you not have laid? can they not have laid?
V-ing perfect
can I not have been laying? can you not have been laying? can she not have been laying? can we not have been laying? can you not have been laying? can they not have been laying?