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