do I use? do you use? does he use? do we use? do you use? do they use?
Presente continuo
am I using? are you using? is he using? are we using? are you using? are they using?
Pretérito
did I use? did you use? did he use? did we use? did you use? did they use?
Pretérito continuo
was I using? were you using? was he using? were we using? were you using? were they using?
Presente perfecto
have I used? have you used? has he used? have we used? have you used? have they used?
Presente perfecto continuo
have I been using? have you been using? has he been using? have we been using? have you been using? have they been using?
Pluscuamperfecto
had I used? had you used? had he used? had we used? had you used? had they used?
Pluscuamperfecto continuo
had I been using? had you been using? had he been using? had we been using? had you been using? had they been using?
Futuro simple
will I use? will you use? will he use? will we use? will you use? will they use?
Futuro continuo
will I be using? will you be using? will he be using? will we be using? will you be using? will they be using?
Futuro perfecto
will I have used? will you have used? will he have used? will we have used? will you have used? will they have used?
Futuro perfecto contínuo
will I have been using? will you have been using? will he have been using? will we have been using? will you have been using? will they have been using?
Condicional
Presente
would I use? would you use? would he use? would we use? would you use? would they use?
Presente continuo
would I be using? would you be using? would he be using? would we be using? would you be using? would they be using?
Passado
would I have used? would you have used? would he have used? would we have used? would you have used? would they have used?
Passado continuo
would I have been using? would you have been using? would he have been using? would we have been using? would you have been using? would they have been using?