I'll be preascertaining you'll be preascertaining she'll be preascertaining we'll be preascertaining you'll be preascertaining they'll be preascertaining
Perfecto
I'll have preascertained you'll have preascertained she'll have preascertained we'll have preascertained you'll have preascertained they'll have preascertained
Perfecto con V-ing
I'll have been preascertaining you'll have been preascertaining she'll have been preascertaining we'll have been preascertaining you'll have been preascertaining they'll have been preascertaining
Negación
Forma simple
I shan't preascertain you shan't preascertain she shan't preascertain we shan't preascertain you shan't preascertain they shan't preascertain
Forma con V-ing
I shan't be preascertaining you shan't be preascertaining she shan't be preascertaining we shan't be preascertaining you shan't be preascertaining they shan't be preascertaining
Perfecto
I shan't have preascertained you shan't have preascertained she shan't have preascertained we shan't have preascertained you shan't have preascertained they shan't have preascertained
Perfecto con V-ing
I shan't have been preascertaining you shan't have been preascertaining she shan't have been preascertaining we shan't have been preascertaining you shan't have been preascertaining they shan't have been preascertaining
Forma interrogativa
Forma simple
shall I preascertain? shall you preascertain? shall she preascertain? shall we preascertain? shall you preascertain? shall they preascertain?
Forma con V-ing
shall I be preascertaining? shall you be preascertaining? shall she be preascertaining? shall we be preascertaining? shall you be preascertaining? shall they be preascertaining?
Perfecto
shall I have preascertained? shall you have preascertained? shall she have preascertained? shall we have preascertained? shall you have preascertained? shall they have preascertained?
Perfecto con V-ing
shall I have been preascertaining? shall you have been preascertaining? shall she have been preascertaining? shall we have been preascertaining? shall you have been preascertaining? shall they have been preascertaining?
Forma interro-negativa
Forma simple
shan't I preascertain? shan't you preascertain? shan't she preascertain? shan't we preascertain? shan't you preascertain? shan't they preascertain?
Forma con V-ing
shan't I be preascertaining? shan't you be preascertaining? shan't she be preascertaining? shan't we be preascertaining? shan't you be preascertaining? shan't they be preascertaining?
Perfecto
shan't I have preascertained? shan't you have preascertained? shan't she have preascertained? shan't we have preascertained? shan't you have preascertained? shan't they have preascertained?
Perfecto con V-ing
shan't I have been preascertaining? shan't you have been preascertaining? shan't she have been preascertaining? shan't we have been preascertaining? shan't you have been preascertaining? shan't they have been preascertaining?