Verbo regular: ascertain - ascertained - ascertained
Indicativo
Presente
I ascertain you ascertain she ascertains we ascertain you ascertain they ascertain
Presente continuo
I am ascertaining you are ascertaining she is ascertaining we are ascertaining you are ascertaining they are ascertaining
Pretérito
I ascertained you ascertained she ascertained we ascertained you ascertained they ascertained
Pretérito continuo
I was ascertaining you were ascertaining she was ascertaining we were ascertaining you were ascertaining they were ascertaining
Presente perfecto
I have ascertained you have ascertained she has ascertained we have ascertained you have ascertained they have ascertained
Presente perfecto continuo
I have been ascertaining you have been ascertaining she has been ascertaining we have been ascertaining you have been ascertaining they have been ascertaining
Pluscuamperfecto
I had ascertained you had ascertained she had ascertained we had ascertained you had ascertained they had ascertained
Pluscuamperfecto continuo
I had been ascertaining you had been ascertaining she had been ascertaining we had been ascertaining you had been ascertaining they had been ascertaining
Futuro simple
I will ascertain you will ascertain she will ascertain we will ascertain you will ascertain they will ascertain
Futuro continuo
I will be ascertaining you will be ascertaining she will be ascertaining we will be ascertaining you will be ascertaining they will be ascertaining
Futuro perfecto
I will have ascertained you will have ascertained she will have ascertained we will have ascertained you will have ascertained they will have ascertained
Futuro perfecto contínuo
I will have been ascertaining you will have been ascertaining she will have been ascertaining we will have been ascertaining you will have been ascertaining they will have been ascertaining
Condicional
Presente
I would ascertain you would ascertain she would ascertain we would ascertain you would ascertain they would ascertain
Presente continuo
I would be ascertaining you would be ascertaining she would be ascertaining we would be ascertaining you would be ascertaining they would be ascertaining
Passado
I would have ascertained you would have ascertained she would have ascertained we would have ascertained you would have ascertained they would have ascertained
Passado continuo
I would have been ascertaining you would have been ascertaining she would have been ascertaining we would have been ascertaining you would have been ascertaining they would have been ascertaining