ought to harvest
Regular verb: harvest - harvested- harvested

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I ought to harvest
you ought to harvest
she ought to harvest
we ought to harvest
you ought to harvest
they ought to harvest 	I ought to be harvesting
you ought to be harvesting
she ought to be harvesting
we ought to be harvesting
you ought to be harvesting
they ought to be harvesting	I ought to have harvested
you ought to have harvested
she ought to have harvested
we ought to have harvested
you ought to have harvested
they ought to have harvested	I ought to have been harvesting
you ought to have been harvesting
she ought to have been harvesting
we ought to have been harvesting
you ought to have been harvesting
they ought to have been harvesting	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I ought not to harvest
you ought not to harvest
she ought not to harvest
we ought not to harvest
you ought not to harvest
they ought not to harvest 	I ought not to harvesting
you ought not to harvesting
she ought not to harvesting
we ought not to harvesting
you ought not to harvesting
they ought not to harvesting	I ought not to have harvested
you ought not to have harvested
she ought not to have harvested
we ought not to have harvested
you ought not to have harvested
they ought not to have harvested	I ought not to have been harvesting
you ought not to have been harvesting
she ought not to have been harvesting
we ought not to have been harvesting
you ought not to have been harvesting
they ought not to have been harvesting	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
ought to I harvest?
ought to you harvest?
ought to she harvest?
ought to we harvest?
ought to you harvest?
ought to they harvest? 	ought to I be harvesting?
ought to you be harvesting?
ought to she be harvesting?
ought to we be harvesting?
ought to you be harvesting?
ought to they be harvesting? 	ought to I have harvested?
ought to you have harvested?
ought to she have harvested?
ought to we have harvested?
ought to you have harvested?
ought to they have harvested? 	ought to I have been harvesting?
ought to you have been harvesting?
ought to she have been harvesting?
ought to we have been harvesting?
ought to you have been harvesting?
ought to they have been harvesting? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
ought I not to harvest?
ought you not to harvest?
ought she not to harvest?
ought we not to harvest?
ought you not to harvest?
ought they not to harvest? 	ought I not to be harvesting?
ought you not to be harvesting?
ought she not to be harvesting?
ought we not to be harvesting?
ought you not to be harvesting?
ought they not to be harvesting? 	ought I not to have harvested?
ought you not to have harvested?
ought she not to have harvested?
ought we not to have harvested?
ought you not to have harvested?
ought they not to have harvested? 	ought I not to have been harvesting?
ought you not to have been harvesting?
ought she not to have been harvesting?
ought we not to have been harvesting?
ought you not to have been harvesting?
ought they not to have been harvesting?