I should spot you should spot she should spot we should spot you should spot they should spot
V-ing form
I should be spotting you should be spotting she should be spotting we should be spotting you should be spotting they should be spotting
Perfect
I should have spotted you should have spotted she should have spotted we should have spotted you should have spotted they should have spotted
V-ing perfect
I should have been spotting you should have been spotting she should have been spotting we should have been spotting you should have been spotting they should have been spotting
Negation
Simple form
I should not spot you should not spot she should not spot we should not spot you should not spot they should not spot
V-ing form
I should not be spotting you should not be spotting she should not be spotting we should not be spotting you should not be spotting they should not be spotting
Perfect
I should not have spotted you should not have spotted she should not have spotted we should not have spotted you should not have spotted they should not have spotted
V-ing perfect
I should not have been spotting you should not have been spotting she should not have been spotting we should not have been spotting you should not have been spotting they should not have been spotting
Interrogative form
Simple form
should I spot? should you spot? should she spot? should we spot? should you spot? should they spot?
V-ing form
should I be spotting? should you be spotting? should she be spotting? should we be spotting? should you be spotting? should they be spotting?
Perfect
should I have spotted? should you have spotted? should she have spotted? should we have spotted? should you have spotted? should they have spotted?
V-ing perfect
should I have been spotting? should you have been spotting? should she have been spotting? should we have been spotting? should you have been spotting? should they have been spotting?
Interro-negative form
Simple form
should I not spot? should you not spot? should she not spot? should we not spot? should you not spot? should they not spot?
V-ing form
should I not be spotting? should you not be spotting? should she not be spotting? should we not be spotting? should you not be spotting? should they not be spotting?
Perfect
should I not have spotted? should you not have spotted? should she not have spotted? should we not have spotted? should you not have spotted? should they not have spotted?
V-ing perfect
should I not have been spotting? should you not have been spotting? should she not have been spotting? should we not have been spotting? should you not have been spotting? should they not have been spotting?