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