I should milk you should milk she should milk we should milk you should milk they should milk
V-ing form
I should be milking you should be milking she should be milking we should be milking you should be milking they should be milking
Perfect
I should have milked you should have milked she should have milked we should have milked you should have milked they should have milked
V-ing perfect
I should have been milking you should have been milking she should have been milking we should have been milking you should have been milking they should have been milking
Negation
Simple form
I should not milk you should not milk she should not milk we should not milk you should not milk they should not milk
V-ing form
I should not be milking you should not be milking she should not be milking we should not be milking you should not be milking they should not be milking
Perfect
I should not have milked you should not have milked she should not have milked we should not have milked you should not have milked they should not have milked
V-ing perfect
I should not have been milking you should not have been milking she should not have been milking we should not have been milking you should not have been milking they should not have been milking
Interrogative form
Simple form
should I milk? should you milk? should she milk? should we milk? should you milk? should they milk?
V-ing form
should I be milking? should you be milking? should she be milking? should we be milking? should you be milking? should they be milking?
Perfect
should I have milked? should you have milked? should she have milked? should we have milked? should you have milked? should they have milked?
V-ing perfect
should I have been milking? should you have been milking? should she have been milking? should we have been milking? should you have been milking? should they have been milking?
Interro-negative form
Simple form
should I not milk? should you not milk? should she not milk? should we not milk? should you not milk? should they not milk?
V-ing form
should I not be milking? should you not be milking? should she not be milking? should we not be milking? should you not be milking? should they not be milking?
Perfect
should I not have milked? should you not have milked? should she not have milked? should we not have milked? should you not have milked? should they not have milked?
V-ing perfect
should I not have been milking? should you not have been milking? should she not have been milking? should we not have been milking? should you not have been milking? should they not have been milking?