I'd be picketing you'd be picketing he'd be picketing we'd be picketing you'd be picketing they'd be picketing
Perfect
I should've picketed you should've picketed he should've picketed we should've picketed you should've picketed they should've picketed
V-ing perfect
I should've been picketing you should've been picketing he should've been picketing we should've been picketing you should've been picketing they should've been picketing
Negation
Simple form
I shouldn't picket you shouldn't picket he shouldn't picket we shouldn't picket you shouldn't picket they shouldn't picket
V-ing form
I shouldn't be picketing you shouldn't be picketing he shouldn't be picketing we shouldn't be picketing you shouldn't be picketing they shouldn't be picketing
Perfect
I shouldn't have picketed you shouldn't have picketed he shouldn't have picketed we shouldn't have picketed you shouldn't have picketed they shouldn't have picketed
V-ing perfect
I shouldn't have been picketing you shouldn't have been picketing he shouldn't have been picketing we shouldn't have been picketing you shouldn't have been picketing they shouldn't have been picketing
Interrogative form
Simple form
should I picket? should you picket? should he picket? should we picket? should you picket? should they picket?
V-ing form
should I be picketing? should you be picketing? should he be picketing? should we be picketing? should you be picketing? should they be picketing?
Perfect
should I have picketed? should you have picketed? should he have picketed? should we have picketed? should you have picketed? should they have picketed?
V-ing perfect
should I have been picketing? should you have been picketing? should he have been picketing? should we have been picketing? should you have been picketing? should they have been picketing?
Interro-negative form
Simple form
shouldn't I picket? shouldn't you picket? shouldn't he picket? shouldn't we picket? shouldn't you picket? shouldn't they picket?
V-ing form
shouldn't I be picketing? shouldn't you be picketing? shouldn't he be picketing? shouldn't we be picketing? shouldn't you be picketing? shouldn't they be picketing?
Perfect
shouldn't I have picketed? shouldn't you have picketed? shouldn't he have picketed? shouldn't we have picketed? shouldn't you have picketed? shouldn't they have picketed?
V-ing perfect
shouldn't I have been picketing? shouldn't you have been picketing? shouldn't he have been picketing? shouldn't we have been picketing? shouldn't you have been picketing? shouldn't they have been picketing?