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