I'd be muzzling you'd be muzzling she'd be muzzling we'd be muzzling you'd be muzzling they'd be muzzling
Perfect
I should've muzzled you should've muzzled she should've muzzled we should've muzzled you should've muzzled they should've muzzled
V-ing perfect
I should've been muzzling you should've been muzzling she should've been muzzling we should've been muzzling you should've been muzzling they should've been muzzling
Negation
Simple form
I shouldn't muzzle you shouldn't muzzle she shouldn't muzzle we shouldn't muzzle you shouldn't muzzle they shouldn't muzzle
V-ing form
I shouldn't be muzzling you shouldn't be muzzling she shouldn't be muzzling we shouldn't be muzzling you shouldn't be muzzling they shouldn't be muzzling
Perfect
I shouldn't have muzzled you shouldn't have muzzled she shouldn't have muzzled we shouldn't have muzzled you shouldn't have muzzled they shouldn't have muzzled
V-ing perfect
I shouldn't have been muzzling you shouldn't have been muzzling she shouldn't have been muzzling we shouldn't have been muzzling you shouldn't have been muzzling they shouldn't have been muzzling
Interrogative form
Simple form
should I muzzle? should you muzzle? should she muzzle? should we muzzle? should you muzzle? should they muzzle?
V-ing form
should I be muzzling? should you be muzzling? should she be muzzling? should we be muzzling? should you be muzzling? should they be muzzling?
Perfect
should I have muzzled? should you have muzzled? should she have muzzled? should we have muzzled? should you have muzzled? should they have muzzled?
V-ing perfect
should I have been muzzling? should you have been muzzling? should she have been muzzling? should we have been muzzling? should you have been muzzling? should they have been muzzling?
Interro-negative form
Simple form
shouldn't I muzzle? shouldn't you muzzle? shouldn't she muzzle? shouldn't we muzzle? shouldn't you muzzle? shouldn't they muzzle?
V-ing form
shouldn't I be muzzling? shouldn't you be muzzling? shouldn't she be muzzling? shouldn't we be muzzling? shouldn't you be muzzling? shouldn't they be muzzling?
Perfect
shouldn't I have muzzled? shouldn't you have muzzled? shouldn't she have muzzled? shouldn't we have muzzled? shouldn't you have muzzled? shouldn't they have muzzled?
V-ing perfect
shouldn't I have been muzzling? shouldn't you have been muzzling? shouldn't she have been muzzling? shouldn't we have been muzzling? shouldn't you have been muzzling? shouldn't they have been muzzling?