ought to prebuild
Irregular verb: prebuild - prebuilt- prebuilt

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I ought to prebuild
you ought to prebuild
he ought to prebuild
we ought to prebuild
you ought to prebuild
they ought to prebuild 	I ought to be prebuilding
you ought to be prebuilding
he ought to be prebuilding
we ought to be prebuilding
you ought to be prebuilding
they ought to be prebuilding	I ought to have prebuilt
you ought to have prebuilt
he ought to have prebuilt
we ought to have prebuilt
you ought to have prebuilt
they ought to have prebuilt	I ought to have been prebuilding
you ought to have been prebuilding
he ought to have been prebuilding
we ought to have been prebuilding
you ought to have been prebuilding
they ought to have been prebuilding	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I ought not to prebuild
you ought not to prebuild
he ought not to prebuild
we ought not to prebuild
you ought not to prebuild
they ought not to prebuild 	I ought not to prebuilding
you ought not to prebuilding
he ought not to prebuilding
we ought not to prebuilding
you ought not to prebuilding
they ought not to prebuilding	I ought not to have prebuilt
you ought not to have prebuilt
he ought not to have prebuilt
we ought not to have prebuilt
you ought not to have prebuilt
they ought not to have prebuilt	I ought not to have been prebuilding
you ought not to have been prebuilding
he ought not to have been prebuilding
we ought not to have been prebuilding
you ought not to have been prebuilding
they ought not to have been prebuilding	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
ought to I prebuild?
ought to you prebuild?
ought to he prebuild?
ought to we prebuild?
ought to you prebuild?
ought to they prebuild? 	ought to I be prebuilding?
ought to you be prebuilding?
ought to he be prebuilding?
ought to we be prebuilding?
ought to you be prebuilding?
ought to they be prebuilding? 	ought to I have prebuilt?
ought to you have prebuilt?
ought to he have prebuilt?
ought to we have prebuilt?
ought to you have prebuilt?
ought to they have prebuilt? 	ought to I have been prebuilding?
ought to you have been prebuilding?
ought to he have been prebuilding?
ought to we have been prebuilding?
ought to you have been prebuilding?
ought to they have been prebuilding? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
ought I not to prebuild?
ought you not to prebuild?
ought he not to prebuild?
ought we not to prebuild?
ought you not to prebuild?
ought they not to prebuild? 	ought I not to be prebuilding?
ought you not to be prebuilding?
ought he not to be prebuilding?
ought we not to be prebuilding?
ought you not to be prebuilding?
ought they not to be prebuilding? 	ought I not to have prebuilt?
ought you not to have prebuilt?
ought he not to have prebuilt?
ought we not to have prebuilt?
ought you not to have prebuilt?
ought they not to have prebuilt? 	ought I not to have been prebuilding?
ought you not to have been prebuilding?
ought he not to have been prebuilding?
ought we not to have been prebuilding?
ought you not to have been prebuilding?
ought they not to have been prebuilding?