English verb conjugation
SHOULD CASE

Regular verb: case - cased - cased

Affirmation

Simple form	V-ing form
I should case you should case she should case we should case you should case they should case	I should be casing you should be casing she should be casing we should be casing you should be casing they should be casing
Perfect	V-ing perfect
I should have cased you should have cased she should have cased we should have cased you should have cased they should have cased	I should have been casing you should have been casing she should have been casing we should have been casing you should have been casing they should have been casing

Negation

Simple form	V-ing form
I should not case you should not case she should not case we should not case you should not case they should not case	I should not be casing you should not be casing she should not be casing we should not be casing you should not be casing they should not be casing
Perfect	V-ing perfect
I should not have cased you should not have cased she should not have cased we should not have cased you should not have cased they should not have cased	I should not have been casing you should not have been casing she should not have been casing we should not have been casing you should not have been casing they should not have been casing

Interrogative form

Simple form	V-ing form
should I case? should you case? should she case? should we case? should you case? should they case?	should I be casing? should you be casing? should she be casing? should we be casing? should you be casing? should they be casing?
Perfect	V-ing perfect
should I have cased? should you have cased? should she have cased? should we have cased? should you have cased? should they have cased?	should I have been casing? should you have been casing? should she have been casing? should we have been casing? should you have been casing? should they have been casing?

Interro-negative form

Simple form	V-ing form
should I not case? should you not case? should she not case? should we not case? should you not case? should they not case?	should I not be casing? should you not be casing? should she not be casing? should we not be casing? should you not be casing? should they not be casing?
Perfect	V-ing perfect
should I not have cased? should you not have cased? should she not have cased? should we not have cased? should you not have cased? should they not have cased?	should I not have been casing? should you not have been casing? should she not have been casing? should we not have been casing? should you not have been casing? should they not have been casing?