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