don't I improve? don't you improve? doesn't he improve? don't we improve? don't you improve? don't they improve?
Presente contínuo
am I not improving? aren't you improving? isn't he improving? aren't we improving? aren't you improving? aren't they improving?
Pretérito
didn't I improve? didn't you improve? didn't he improve? didn't we improve? didn't you improve? didn't they improve?
Preterito contínuo
wasn't I improving? weren't you improving? wasn't he improving? weren't we improving? weren't you improving? weren't they improving?
Presente perfeito
haven't I improved? haven't you improved? hasn't he improved? haven't we improved? haven't you improved? haven't they improved?
Presente perfeito contínuo
haven't I been improving? haven't you been improving? hasn't he been improving? haven't we been improving? haven't you been improving? haven't they been improving?
Mais perfeito
hadn't I improved? hadn't you improved? hadn't he improved? hadn't we improved? hadn't you improved? hadn't they improved?
Contínuo mais perfeito
hadn't I been improving? hadn't you been improving? hadn't he been improving? hadn't we been improving? hadn't you been improving? hadn't they been improving?
Futuro
won't I improve? won't you improve? won't he improve? won't we improve? won't you improve? won't they improve?
Futuro contínuo
won't I be improving? won't you be improving? won't he be improving? won't we be improving? won't you be improving? won't they be improving?
futuro perfeito
won't I have improved? won't you have improved? won't he have improved? won't we have improved? won't you have improved? won't they have improved?
futuro perfeito contínuo
won't I have been improving? won't you have been improving? won't he have been improving? won't we have been improving? won't you have been improving? won't they have been improving?
Condicional
Presente
wouldn't I improve? wouldn't you improve? wouldn't he improve? wouldn't we improve? wouldn't you improve? wouldn't they improve?
Presente contínuo
wouldn't I be improving? wouldn't you be improving? wouldn't he be improving? wouldn't we be improving? wouldn't you be improving? wouldn't they be improving?
Passado
wouldn't I have improved? wouldn't you have improved? wouldn't he have improved? wouldn't we have improved? wouldn't you have improved? wouldn't they have improved?
Passado contínuo
wouldn't I have been improving? wouldn't you have been improving? wouldn't he have been improving? wouldn't we have been improving? wouldn't you have been improving? wouldn't they have been improving?