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