ought to thatch
Regular verb: thatch - thatched- thatched

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I ought to thatch
you ought to thatch
she ought to thatch
we ought to thatch
you ought to thatch
they ought to thatch 	I ought to be thatching
you ought to be thatching
she ought to be thatching
we ought to be thatching
you ought to be thatching
they ought to be thatching	I ought to have thatched
you ought to have thatched
she ought to have thatched
we ought to have thatched
you ought to have thatched
they ought to have thatched	I ought to have been thatching
you ought to have been thatching
she ought to have been thatching
we ought to have been thatching
you ought to have been thatching
they ought to have been thatching	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I ought not to thatch
you ought not to thatch
she ought not to thatch
we ought not to thatch
you ought not to thatch
they ought not to thatch 	I ought not to thatching
you ought not to thatching
she ought not to thatching
we ought not to thatching
you ought not to thatching
they ought not to thatching	I ought not to have thatched
you ought not to have thatched
she ought not to have thatched
we ought not to have thatched
you ought not to have thatched
they ought not to have thatched	I ought not to have been thatching
you ought not to have been thatching
she ought not to have been thatching
we ought not to have been thatching
you ought not to have been thatching
they ought not to have been thatching	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
ought to I thatch?
ought to you thatch?
ought to she thatch?
ought to we thatch?
ought to you thatch?
ought to they thatch? 	ought to I be thatching?
ought to you be thatching?
ought to she be thatching?
ought to we be thatching?
ought to you be thatching?
ought to they be thatching? 	ought to I have thatched?
ought to you have thatched?
ought to she have thatched?
ought to we have thatched?
ought to you have thatched?
ought to they have thatched? 	ought to I have been thatching?
ought to you have been thatching?
ought to she have been thatching?
ought to we have been thatching?
ought to you have been thatching?
ought to they have been thatching? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
ought I not to thatch?
ought you not to thatch?
ought she not to thatch?
ought we not to thatch?
ought you not to thatch?
ought they not to thatch? 	ought I not to be thatching?
ought you not to be thatching?
ought she not to be thatching?
ought we not to be thatching?
ought you not to be thatching?
ought they not to be thatching? 	ought I not to have thatched?
ought you not to have thatched?
ought she not to have thatched?
ought we not to have thatched?
ought you not to have thatched?
ought they not to have thatched? 	ought I not to have been thatching?
ought you not to have been thatching?
ought she not to have been thatching?
ought we not to have been thatching?
ought you not to have been thatching?
ought they not to have been thatching?