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