I'd be lunching you'd be lunching she'd be lunching we'd be lunching you'd be lunching they'd be lunching
Perfect
I should've lunched you should've lunched she should've lunched we should've lunched you should've lunched they should've lunched
V-ing perfect
I should've been lunching you should've been lunching she should've been lunching we should've been lunching you should've been lunching they should've been lunching
Negation
Simple form
I shouldn't lunch you shouldn't lunch she shouldn't lunch we shouldn't lunch you shouldn't lunch they shouldn't lunch
V-ing form
I shouldn't be lunching you shouldn't be lunching she shouldn't be lunching we shouldn't be lunching you shouldn't be lunching they shouldn't be lunching
Perfect
I shouldn't have lunched you shouldn't have lunched she shouldn't have lunched we shouldn't have lunched you shouldn't have lunched they shouldn't have lunched
V-ing perfect
I shouldn't have been lunching you shouldn't have been lunching she shouldn't have been lunching we shouldn't have been lunching you shouldn't have been lunching they shouldn't have been lunching
Interrogative form
Simple form
should I lunch? should you lunch? should she lunch? should we lunch? should you lunch? should they lunch?
V-ing form
should I be lunching? should you be lunching? should she be lunching? should we be lunching? should you be lunching? should they be lunching?
Perfect
should I have lunched? should you have lunched? should she have lunched? should we have lunched? should you have lunched? should they have lunched?
V-ing perfect
should I have been lunching? should you have been lunching? should she have been lunching? should we have been lunching? should you have been lunching? should they have been lunching?
Interro-negative form
Simple form
shouldn't I lunch? shouldn't you lunch? shouldn't she lunch? shouldn't we lunch? shouldn't you lunch? shouldn't they lunch?
V-ing form
shouldn't I be lunching? shouldn't you be lunching? shouldn't she be lunching? shouldn't we be lunching? shouldn't you be lunching? shouldn't they be lunching?
Perfect
shouldn't I have lunched? shouldn't you have lunched? shouldn't she have lunched? shouldn't we have lunched? shouldn't you have lunched? shouldn't they have lunched?
V-ing perfect
shouldn't I have been lunching? shouldn't you have been lunching? shouldn't she have been lunching? shouldn't we have been lunching? shouldn't you have been lunching? shouldn't they have been lunching?