I ought to butterfly you ought to butterfly he ought to butterfly we ought to butterfly you ought to butterfly they ought to butterfly
V-ing form
I ought to be butterflying you ought to be butterflying he ought to be butterflying we ought to be butterflying you ought to be butterflying they ought to be butterflying
Perfect
I ought to have butterflied you ought to have butterflied he ought to have butterflied we ought to have butterflied you ought to have butterflied they ought to have butterflied
V-ing perfect
I ought to have been butterflying you ought to have been butterflying he ought to have been butterflying we ought to have been butterflying you ought to have been butterflying they ought to have been butterflying
Negation
Simple form
I oughtn't to butterfly you oughtn't to butterfly he oughtn't to butterfly we oughtn't to butterfly you oughtn't to butterfly they oughtn't to butterfly
V-ing form
I oughtn't to be butterflying you oughtn't to be butterflying he oughtn't to be butterflying we oughtn't to be butterflying you oughtn't to be butterflying they oughtn't to be butterflying
Perfect
I oughtn't to have butterflied you oughtn't to have butterflied he oughtn't to have butterflied we oughtn't to have butterflied you oughtn't to have butterflied they oughtn't to have butterflied
V-ing perfect
I oughtn't to have been butterflying you oughtn't to have been butterflying he oughtn't to have been butterflying we oughtn't to have been butterflying you oughtn't to have been butterflying they oughtn't to have been butterflying
Interrogative form
Simple form
ought to I butterfly? ought to you butterfly? ought to he butterfly? ought to we butterfly? ought to you butterfly? ought to they butterfly?
V-ing form
ought to I be butterflying? ought to you be butterflying? ought to he be butterflying? ought to we be butterflying? ought to you be butterflying? ought to they be butterflying?
Perfect
ought to I have butterflied? ought to you have butterflied? ought to he have butterflied? ought to we have butterflied? ought to you have butterflied? ought to they have butterflied?
V-ing perfect
ought to I have been butterflying? ought to you have been butterflying? ought to he have been butterflying? ought to we have been butterflying? ought to you have been butterflying? ought to they have been butterflying?
Interro-negative form
Simple form
oughtn't I to butterfly? oughtn't you to butterfly? oughtn't he to butterfly? oughtn't we to butterfly? oughtn't you to butterfly? oughtn't they to butterfly?
V-ing form
oughtn't I to be butterflying? oughtn't you to be butterflying? oughtn't he to be butterflying? oughtn't we to be butterflying? oughtn't you to be butterflying? oughtn't they to be butterflying?
Perfect
oughtn't I to have butterflied? oughtn't you to have butterflied? oughtn't he to have butterflied? oughtn't we to have butterflied? oughtn't you to have butterflied? oughtn't they to have butterflied?
V-ing perfect
oughtn't I to have been butterflying? oughtn't you to have been butterflying? oughtn't he to have been butterflying? oughtn't we to have been butterflying? oughtn't you to have been butterflying? oughtn't they to have been butterflying?