Verbo irregular: understand - understood - understood
Indicativo
Presente
do I understand? do you understand? does she understand? do we understand? do you understand? do they understand?
Presente contínuo
am I understanding? are you understanding? is she understanding? are we understanding? are you understanding? are they understanding?
Pretérito
did I understand? did you understand? did she understand? did we understand? did you understand? did they understand?
Preterito contínuo
was I understanding? were you understanding? was she understanding? were we understanding? were you understanding? were they understanding?
Presente perfeito
have I understood? have you understood? has she understood? have we understood? have you understood? have they understood?
Presente perfeito contínuo
have I been understanding? have you been understanding? has she been understanding? have we been understanding? have you been understanding? have they been understanding?
Mais perfeito
had I understood? had you understood? had she understood? had we understood? had you understood? had they understood?
Contínuo mais perfeito
had I been understanding? had you been understanding? had she been understanding? had we been understanding? had you been understanding? had they been understanding?
Futuro
will I understand? will you understand? will she understand? will we understand? will you understand? will they understand?
Futuro contínuo
will I be understanding? will you be understanding? will she be understanding? will we be understanding? will you be understanding? will they be understanding?
futuro perfeito
will I have understood? will you have understood? will she have understood? will we have understood? will you have understood? will they have understood?
futuro perfeito contínuo
will I have been understanding? will you have been understanding? will she have been understanding? will we have been understanding? will you have been understanding? will they have been understanding?
Condicional
Presente
would I understand? would you understand? would she understand? would we understand? would you understand? would they understand?
Presente contínuo
would I be understanding? would you be understanding? would she be understanding? would we be understanding? would you be understanding? would they be understanding?
Passado
would I have understood? would you have understood? would she have understood? would we have understood? would you have understood? would they have understood?
Passado contínuo
would I have been understanding? would you have been understanding? would she have been understanding? would we have been understanding? would you have been understanding? would they have been understanding?