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