ought to sample
Regular verb: sample - sampled- sampled

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I ought to sample
you ought to sample
he ought to sample
we ought to sample
you ought to sample
they ought to sample 	I ought to be sampling
you ought to be sampling
he ought to be sampling
we ought to be sampling
you ought to be sampling
they ought to be sampling	I ought to have sampled
you ought to have sampled
he ought to have sampled
we ought to have sampled
you ought to have sampled
they ought to have sampled	I ought to have been sampling
you ought to have been sampling
he ought to have been sampling
we ought to have been sampling
you ought to have been sampling
they ought to have been sampling	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I ought not to sample
you ought not to sample
he ought not to sample
we ought not to sample
you ought not to sample
they ought not to sample 	I ought not to sampling
you ought not to sampling
he ought not to sampling
we ought not to sampling
you ought not to sampling
they ought not to sampling	I ought not to have sampled
you ought not to have sampled
he ought not to have sampled
we ought not to have sampled
you ought not to have sampled
they ought not to have sampled	I ought not to have been sampling
you ought not to have been sampling
he ought not to have been sampling
we ought not to have been sampling
you ought not to have been sampling
they ought not to have been sampling	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
ought to I sample?
ought to you sample?
ought to he sample?
ought to we sample?
ought to you sample?
ought to they sample? 	ought to I be sampling?
ought to you be sampling?
ought to he be sampling?
ought to we be sampling?
ought to you be sampling?
ought to they be sampling? 	ought to I have sampled?
ought to you have sampled?
ought to he have sampled?
ought to we have sampled?
ought to you have sampled?
ought to they have sampled? 	ought to I have been sampling?
ought to you have been sampling?
ought to he have been sampling?
ought to we have been sampling?
ought to you have been sampling?
ought to they have been sampling? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
ought I not to sample?
ought you not to sample?
ought he not to sample?
ought we not to sample?
ought you not to sample?
ought they not to sample? 	ought I not to be sampling?
ought you not to be sampling?
ought he not to be sampling?
ought we not to be sampling?
ought you not to be sampling?
ought they not to be sampling? 	ought I not to have sampled?
ought you not to have sampled?
ought he not to have sampled?
ought we not to have sampled?
ought you not to have sampled?
ought they not to have sampled? 	ought I not to have been sampling?
ought you not to have been sampling?
ought he not to have been sampling?
ought we not to have been sampling?
ought you not to have been sampling?
ought they not to have been sampling?