ought to deduce
Regular verb: deduce - deduced- deduced

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I ought to deduce
you ought to deduce
he ought to deduce
we ought to deduce
you ought to deduce
they ought to deduce 	I ought to be deducing
you ought to be deducing
he ought to be deducing
we ought to be deducing
you ought to be deducing
they ought to be deducing	I ought to have deduced
you ought to have deduced
he ought to have deduced
we ought to have deduced
you ought to have deduced
they ought to have deduced	I ought to have been deducing
you ought to have been deducing
he ought to have been deducing
we ought to have been deducing
you ought to have been deducing
they ought to have been deducing	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I ought not to deduce
you ought not to deduce
he ought not to deduce
we ought not to deduce
you ought not to deduce
they ought not to deduce 	I ought not to deducing
you ought not to deducing
he ought not to deducing
we ought not to deducing
you ought not to deducing
they ought not to deducing	I ought not to have deduced
you ought not to have deduced
he ought not to have deduced
we ought not to have deduced
you ought not to have deduced
they ought not to have deduced	I ought not to have been deducing
you ought not to have been deducing
he ought not to have been deducing
we ought not to have been deducing
you ought not to have been deducing
they ought not to have been deducing	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
ought to I deduce?
ought to you deduce?
ought to he deduce?
ought to we deduce?
ought to you deduce?
ought to they deduce? 	ought to I be deducing?
ought to you be deducing?
ought to he be deducing?
ought to we be deducing?
ought to you be deducing?
ought to they be deducing? 	ought to I have deduced?
ought to you have deduced?
ought to he have deduced?
ought to we have deduced?
ought to you have deduced?
ought to they have deduced? 	ought to I have been deducing?
ought to you have been deducing?
ought to he have been deducing?
ought to we have been deducing?
ought to you have been deducing?
ought to they have been deducing? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
ought I not to deduce?
ought you not to deduce?
ought he not to deduce?
ought we not to deduce?
ought you not to deduce?
ought they not to deduce? 	ought I not to be deducing?
ought you not to be deducing?
ought he not to be deducing?
ought we not to be deducing?
ought you not to be deducing?
ought they not to be deducing? 	ought I not to have deduced?
ought you not to have deduced?
ought he not to have deduced?
ought we not to have deduced?
ought you not to have deduced?
ought they not to have deduced? 	ought I not to have been deducing?
ought you not to have been deducing?
ought he not to have been deducing?
ought we not to have been deducing?
ought you not to have been deducing?
ought they not to have been deducing?