I ought to preserve you ought to preserve he ought to preserve we ought to preserve you ought to preserve they ought to preserve
Forma com V-ing
I ought to be preserving you ought to be preserving he ought to be preserving we ought to be preserving you ought to be preserving they ought to be preserving
Perfeito
I ought to have preserved you ought to have preserved he ought to have preserved we ought to have preserved you ought to have preserved they ought to have preserved
Perfeito com V-ing
I ought to have been preserving you ought to have been preserving he ought to have been preserving we ought to have been preserving you ought to have been preserving they ought to have been preserving
Negação
Forma simple
I ought not to preserve you ought not to preserve he ought not to preserve we ought not to preserve you ought not to preserve they ought not to preserve
Forma com V-ing
I ought not to preserving you ought not to preserving he ought not to preserving we ought not to preserving you ought not to preserving they ought not to preserving
Perfeito
I ought not to have preserved you ought not to have preserved he ought not to have preserved we ought not to have preserved you ought not to have preserved they ought not to have preserved
Perfeito com V-ing
I ought not to have been preserving you ought not to have been preserving he ought not to have been preserving we ought not to have been preserving you ought not to have been preserving they ought not to have been preserving
Forma interrogativa
Forma simple
ought to I preserve? ought to you preserve? ought to he preserve? ought to we preserve? ought to you preserve? ought to they preserve?
Forma com V-ing
ought to I be preserving? ought to you be preserving? ought to he be preserving? ought to we be preserving? ought to you be preserving? ought to they be preserving?
Perfeito
ought to I have preserved? ought to you have preserved? ought to he have preserved? ought to we have preserved? ought to you have preserved? ought to they have preserved?
Perfeito com V-ing
ought to I have been preserving? ought to you have been preserving? ought to he have been preserving? ought to we have been preserving? ought to you have been preserving? ought to they have been preserving?
Forma interro-Negação
Forma simple
ought I not to preserve? ought you not to preserve? ought he not to preserve? ought we not to preserve? ought you not to preserve? ought they not to preserve?
Forma com V-ing
ought I not to be preserving? ought you not to be preserving? ought he not to be preserving? ought we not to be preserving? ought you not to be preserving? ought they not to be preserving?
Perfeito
ought I not to have preserved? ought you not to have preserved? ought he not to have preserved? ought we not to have preserved? ought you not to have preserved? ought they not to have preserved?
Perfeito com V-ing
ought I not to have been preserving? ought you not to have been preserving? ought he not to have been preserving? ought we not to have been preserving? ought you not to have been preserving? ought they not to have been preserving?