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