English verb conjugation
SHOULD DO

Irregular verb: do - did - done

Affirmation

Simple form	V-ing form
I should do you should do she should do we should do you should do they should do	I should be doing you should be doing she should be doing we should be doing you should be doing they should be doing
Perfect	V-ing perfect
I should have done you should have done she should have done we should have done you should have done they should have done	I should have been doing you should have been doing she should have been doing we should have been doing you should have been doing they should have been doing

Negation

Simple form	V-ing form
I should not do you should not do she should not do we should not do you should not do they should not do	I should not be doing you should not be doing she should not be doing we should not be doing you should not be doing they should not be doing
Perfect	V-ing perfect
I should not have done you should not have done she should not have done we should not have done you should not have done they should not have done	I should not have been doing you should not have been doing she should not have been doing we should not have been doing you should not have been doing they should not have been doing

Interrogative form

Simple form	V-ing form
should I do? should you do? should she do? should we do? should you do? should they do?	should I be doing? should you be doing? should she be doing? should we be doing? should you be doing? should they be doing?
Perfect	V-ing perfect
should I have done? should you have done? should she have done? should we have done? should you have done? should they have done?	should I have been doing? should you have been doing? should she have been doing? should we have been doing? should you have been doing? should they have been doing?

Interro-negative form

Simple form	V-ing form
should I not do? should you not do? should she not do? should we not do? should you not do? should they not do?	should I not be doing? should you not be doing? should she not be doing? should we not be doing? should you not be doing? should they not be doing?
Perfect	V-ing perfect
should I not have done? should you not have done? should she not have done? should we not have done? should you not have done? should they not have done?	should I not have been doing? should you not have been doing? should she not have been doing? should we not have been doing? should you not have been doing? should they not have been doing?