I should lucubrate you should lucubrate he should lucubrate we should lucubrate you should lucubrate they should lucubrate
V-ing form
I should be lucubrating you should be lucubrating he should be lucubrating we should be lucubrating you should be lucubrating they should be lucubrating
Perfect
I should have lucubrated you should have lucubrated he should have lucubrated we should have lucubrated you should have lucubrated they should have lucubrated
V-ing perfect
I should have been lucubrating you should have been lucubrating he should have been lucubrating we should have been lucubrating you should have been lucubrating they should have been lucubrating
Negation
Simple form
I should not lucubrate you should not lucubrate he should not lucubrate we should not lucubrate you should not lucubrate they should not lucubrate
V-ing form
I should not be lucubrating you should not be lucubrating he should not be lucubrating we should not be lucubrating you should not be lucubrating they should not be lucubrating
Perfect
I should not have lucubrated you should not have lucubrated he should not have lucubrated we should not have lucubrated you should not have lucubrated they should not have lucubrated
V-ing perfect
I should not have been lucubrating you should not have been lucubrating he should not have been lucubrating we should not have been lucubrating you should not have been lucubrating they should not have been lucubrating
Interrogative form
Simple form
should I lucubrate? should you lucubrate? should he lucubrate? should we lucubrate? should you lucubrate? should they lucubrate?
V-ing form
should I be lucubrating? should you be lucubrating? should he be lucubrating? should we be lucubrating? should you be lucubrating? should they be lucubrating?
Perfect
should I have lucubrated? should you have lucubrated? should he have lucubrated? should we have lucubrated? should you have lucubrated? should they have lucubrated?
V-ing perfect
should I have been lucubrating? should you have been lucubrating? should he have been lucubrating? should we have been lucubrating? should you have been lucubrating? should they have been lucubrating?
Interro-negative form
Simple form
should I not lucubrate? should you not lucubrate? should he not lucubrate? should we not lucubrate? should you not lucubrate? should they not lucubrate?
V-ing form
should I not be lucubrating? should you not be lucubrating? should he not be lucubrating? should we not be lucubrating? should you not be lucubrating? should they not be lucubrating?
Perfect
should I not have lucubrated? should you not have lucubrated? should he not have lucubrated? should we not have lucubrated? should you not have lucubrated? should they not have lucubrated?
V-ing perfect
should I not have been lucubrating? should you not have been lucubrating? should he not have been lucubrating? should we not have been lucubrating? should you not have been lucubrating? should they not have been lucubrating?