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