ought to expand
Regular verb: expand - expanded- expanded

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I ought to expand
you ought to expand
he ought to expand
we ought to expand
you ought to expand
they ought to expand 	I ought to be expanding
you ought to be expanding
he ought to be expanding
we ought to be expanding
you ought to be expanding
they ought to be expanding	I ought to have expanded
you ought to have expanded
he ought to have expanded
we ought to have expanded
you ought to have expanded
they ought to have expanded	I ought to have been expanding
you ought to have been expanding
he ought to have been expanding
we ought to have been expanding
you ought to have been expanding
they ought to have been expanding	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I oughtn't to expand
you oughtn't to expand
he oughtn't to expand
we oughtn't to expand
you oughtn't to expand
they oughtn't to expand 	I oughtn't to be expanding
you oughtn't to be expanding
he oughtn't to be expanding
we oughtn't to be expanding
you oughtn't to be expanding
they oughtn't to be expanding	I oughtn't to have expanded
you oughtn't to have expanded
he oughtn't to have expanded
we oughtn't to have expanded
you oughtn't to have expanded
they oughtn't to have expanded	I oughtn't to have been expanding
you oughtn't to have been expanding
he oughtn't to have been expanding
we oughtn't to have been expanding
you oughtn't to have been expanding
they oughtn't to have been expanding	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
ought to I expand?
ought to you expand?
ought to he expand?
ought to we expand?
ought to you expand?
ought to they expand? 	ought to I be expanding?
ought to you be expanding?
ought to he be expanding?
ought to we be expanding?
ought to you be expanding?
ought to they be expanding? 	ought to I have expanded?
ought to you have expanded?
ought to he have expanded?
ought to we have expanded?
ought to you have expanded?
ought to they have expanded? 	ought to I have been expanding?
ought to you have been expanding?
ought to he have been expanding?
ought to we have been expanding?
ought to you have been expanding?
ought to they have been expanding? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
oughtn't I to expand?
oughtn't you to expand?
oughtn't he to expand?
oughtn't we to expand?
oughtn't you to expand?
oughtn't they to expand? 	oughtn't I to be expanding?
oughtn't you to be expanding?
oughtn't he to be expanding?
oughtn't we to be expanding?
oughtn't you to be expanding?
oughtn't they to be expanding? 	oughtn't I to have expanded?
oughtn't you to have expanded?
oughtn't he to have expanded?
oughtn't we to have expanded?
oughtn't you to have expanded?
oughtn't they to have expanded? 	oughtn't I to have been expanding?
oughtn't you to have been expanding?
oughtn't he to have been expanding?
oughtn't we to have been expanding?
oughtn't you to have been expanding?
oughtn't they to have been expanding?