ought to precertify
Verbo regular: precertify - precertified- precertified

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I ought to precertify
you ought to precertify
she ought to precertify
we ought to precertify
you ought to precertify
they ought to precertify 	I ought to be precertifying
you ought to be precertifying
she ought to be precertifying
we ought to be precertifying
you ought to be precertifying
they ought to be precertifying	I ought to have precertified
you ought to have precertified
she ought to have precertified
we ought to have precertified
you ought to have precertified
they ought to have precertified	I ought to have been precertifying
you ought to have been precertifying
she ought to have been precertifying
we ought to have been precertifying
you ought to have been precertifying
they ought to have been precertifying	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I ought not to precertify
you ought not to precertify
she ought not to precertify
we ought not to precertify
you ought not to precertify
they ought not to precertify 	I ought not to precertifying
you ought not to precertifying
she ought not to precertifying
we ought not to precertifying
you ought not to precertifying
they ought not to precertifying	I ought not to have precertified
you ought not to have precertified
she ought not to have precertified
we ought not to have precertified
you ought not to have precertified
they ought not to have precertified	I ought not to have been precertifying
you ought not to have been precertifying
she ought not to have been precertifying
we ought not to have been precertifying
you ought not to have been precertifying
they ought not to have been precertifying	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
ought to I precertify?
ought to you precertify?
ought to she precertify?
ought to we precertify?
ought to you precertify?
ought to they precertify? 	ought to I be precertifying?
ought to you be precertifying?
ought to she be precertifying?
ought to we be precertifying?
ought to you be precertifying?
ought to they be precertifying? 	ought to I have precertified?
ought to you have precertified?
ought to she have precertified?
ought to we have precertified?
ought to you have precertified?
ought to they have precertified? 	ought to I have been precertifying?
ought to you have been precertifying?
ought to she have been precertifying?
ought to we have been precertifying?
ought to you have been precertifying?
ought to they have been precertifying? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
ought I not to precertify?
ought you not to precertify?
ought she not to precertify?
ought we not to precertify?
ought you not to precertify?
ought they not to precertify? 	ought I not to be precertifying?
ought you not to be precertifying?
ought she not to be precertifying?
ought we not to be precertifying?
ought you not to be precertifying?
ought they not to be precertifying? 	ought I not to have precertified?
ought you not to have precertified?
ought she not to have precertified?
ought we not to have precertified?
ought you not to have precertified?
ought they not to have precertified? 	ought I not to have been precertifying?
ought you not to have been precertifying?
ought she not to have been precertifying?
ought we not to have been precertifying?
ought you not to have been precertifying?
ought they not to have been precertifying?