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