ought to contemplate
Regular verb: contemplate - contemplated- contemplated

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I ought to contemplate
you ought to contemplate
she ought to contemplate
we ought to contemplate
you ought to contemplate
they ought to contemplate 	I ought to be contemplating
you ought to be contemplating
she ought to be contemplating
we ought to be contemplating
you ought to be contemplating
they ought to be contemplating	I ought to have contemplated
you ought to have contemplated
she ought to have contemplated
we ought to have contemplated
you ought to have contemplated
they ought to have contemplated	I ought to have been contemplating
you ought to have been contemplating
she ought to have been contemplating
we ought to have been contemplating
you ought to have been contemplating
they ought to have been contemplating	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I oughtn't to contemplate
you oughtn't to contemplate
she oughtn't to contemplate
we oughtn't to contemplate
you oughtn't to contemplate
they oughtn't to contemplate 	I oughtn't to be contemplating
you oughtn't to be contemplating
she oughtn't to be contemplating
we oughtn't to be contemplating
you oughtn't to be contemplating
they oughtn't to be contemplating	I oughtn't to have contemplated
you oughtn't to have contemplated
she oughtn't to have contemplated
we oughtn't to have contemplated
you oughtn't to have contemplated
they oughtn't to have contemplated	I oughtn't to have been contemplating
you oughtn't to have been contemplating
she oughtn't to have been contemplating
we oughtn't to have been contemplating
you oughtn't to have been contemplating
they oughtn't to have been contemplating	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
ought to I contemplate?
ought to you contemplate?
ought to she contemplate?
ought to we contemplate?
ought to you contemplate?
ought to they contemplate? 	ought to I be contemplating?
ought to you be contemplating?
ought to she be contemplating?
ought to we be contemplating?
ought to you be contemplating?
ought to they be contemplating? 	ought to I have contemplated?
ought to you have contemplated?
ought to she have contemplated?
ought to we have contemplated?
ought to you have contemplated?
ought to they have contemplated? 	ought to I have been contemplating?
ought to you have been contemplating?
ought to she have been contemplating?
ought to we have been contemplating?
ought to you have been contemplating?
ought to they have been contemplating? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
oughtn't I to contemplate?
oughtn't you to contemplate?
oughtn't she to contemplate?
oughtn't we to contemplate?
oughtn't you to contemplate?
oughtn't they to contemplate? 	oughtn't I to be contemplating?
oughtn't you to be contemplating?
oughtn't she to be contemplating?
oughtn't we to be contemplating?
oughtn't you to be contemplating?
oughtn't they to be contemplating? 	oughtn't I to have contemplated?
oughtn't you to have contemplated?
oughtn't she to have contemplated?
oughtn't we to have contemplated?
oughtn't you to have contemplated?
oughtn't they to have contemplated? 	oughtn't I to have been contemplating?
oughtn't you to have been contemplating?
oughtn't she to have been contemplating?
oughtn't we to have been contemplating?
oughtn't you to have been contemplating?
oughtn't they to have been contemplating?