do I lack? do you lack? does he lack? do we lack? do you lack? do they lack?
Presente contínuo
am I lacking? are you lacking? is he lacking? are we lacking? are you lacking? are they lacking?
Pretérito
did I lack? did you lack? did he lack? did we lack? did you lack? did they lack?
Preterito contínuo
was I lacking? were you lacking? was he lacking? were we lacking? were you lacking? were they lacking?
Presente perfeito
have I lacked? have you lacked? has he lacked? have we lacked? have you lacked? have they lacked?
Presente perfeito contínuo
have I been lacking? have you been lacking? has he been lacking? have we been lacking? have you been lacking? have they been lacking?
Mais perfeito
had I lacked? had you lacked? had he lacked? had we lacked? had you lacked? had they lacked?
Contínuo mais perfeito
had I been lacking? had you been lacking? had he been lacking? had we been lacking? had you been lacking? had they been lacking?
Futuro
will I lack? will you lack? will he lack? will we lack? will you lack? will they lack?
Futuro contínuo
will I be lacking? will you be lacking? will he be lacking? will we be lacking? will you be lacking? will they be lacking?
futuro perfeito
will I have lacked? will you have lacked? will he have lacked? will we have lacked? will you have lacked? will they have lacked?
futuro perfeito contínuo
will I have been lacking? will you have been lacking? will he have been lacking? will we have been lacking? will you have been lacking? will they have been lacking?
Condicional
Presente
would I lack? would you lack? would he lack? would we lack? would you lack? would they lack?
Presente contínuo
would I be lacking? would you be lacking? would he be lacking? would we be lacking? would you be lacking? would they be lacking?
Passado
would I have lacked? would you have lacked? would he have lacked? would we have lacked? would you have lacked? would they have lacked?
Passado contínuo
would I have been lacking? would you have been lacking? would he have been lacking? would we have been lacking? would you have been lacking? would they have been lacking?