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