ought to dredge
Verbo regular: dredge - dredged- dredged

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I ought to dredge
you ought to dredge
he ought to dredge
we ought to dredge
you ought to dredge
they ought to dredge 	I ought to be dredging
you ought to be dredging
he ought to be dredging
we ought to be dredging
you ought to be dredging
they ought to be dredging	I ought to have dredged
you ought to have dredged
he ought to have dredged
we ought to have dredged
you ought to have dredged
they ought to have dredged	I ought to have been dredging
you ought to have been dredging
he ought to have been dredging
we ought to have been dredging
you ought to have been dredging
they ought to have been dredging	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I ought not to dredge
you ought not to dredge
he ought not to dredge
we ought not to dredge
you ought not to dredge
they ought not to dredge 	I ought not to dredging
you ought not to dredging
he ought not to dredging
we ought not to dredging
you ought not to dredging
they ought not to dredging	I ought not to have dredged
you ought not to have dredged
he ought not to have dredged
we ought not to have dredged
you ought not to have dredged
they ought not to have dredged	I ought not to have been dredging
you ought not to have been dredging
he ought not to have been dredging
we ought not to have been dredging
you ought not to have been dredging
they ought not to have been dredging	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
ought to I dredge?
ought to you dredge?
ought to he dredge?
ought to we dredge?
ought to you dredge?
ought to they dredge? 	ought to I be dredging?
ought to you be dredging?
ought to he be dredging?
ought to we be dredging?
ought to you be dredging?
ought to they be dredging? 	ought to I have dredged?
ought to you have dredged?
ought to he have dredged?
ought to we have dredged?
ought to you have dredged?
ought to they have dredged? 	ought to I have been dredging?
ought to you have been dredging?
ought to he have been dredging?
ought to we have been dredging?
ought to you have been dredging?
ought to they have been dredging? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
ought I not to dredge?
ought you not to dredge?
ought he not to dredge?
ought we not to dredge?
ought you not to dredge?
ought they not to dredge? 	ought I not to be dredging?
ought you not to be dredging?
ought he not to be dredging?
ought we not to be dredging?
ought you not to be dredging?
ought they not to be dredging? 	ought I not to have dredged?
ought you not to have dredged?
ought he not to have dredged?
ought we not to have dredged?
ought you not to have dredged?
ought they not to have dredged? 	ought I not to have been dredging?
ought you not to have been dredging?
ought he not to have been dredging?
ought we not to have been dredging?
ought you not to have been dredging?
ought they not to have been dredging?