I can tend you can tend he can tend we can tend you can tend they can tend
Forma com V-ing
I can be tending you can be tending he can be tending we can be tending you can be tending they can be tending
Perfeito
I can have tended you can have tended he can have tended we can have tended you can have tended they can have tended
Perfeito com V-ing
I can have been tending you can have been tending he can have been tending we can have been tending you can have been tending they can have been tending
Negação
Forma simple
I cannot tend you cannot tend he cannot tend we cannot tend you cannot tend they cannot tend
Forma com V-ing
I cannot be tending you cannot be tending he cannot be tending we cannot be tending you cannot be tending they cannot be tending
Perfeito
I cannot have tended you cannot have tended he cannot have tended we cannot have tended you cannot have tended they cannot have tended
Perfeito com V-ing
I cannot have been tending you cannot have been tending he cannot have been tending we cannot have been tending you cannot have been tending they cannot have been tending
Forma interrogativa
Forma simple
can I tend? can you tend? can he tend? can we tend? can you tend? can they tend?
Forma com V-ing
can I be tending? can you be tending? can he be tending? can we be tending? can you be tending? can they be tending?
Perfeito
can I have tended? can you have tended? can he have tended? can we have tended? can you have tended? can they have tended?
Perfeito com V-ing
can I have been tending? can you have been tending? can he have been tending? can we have been tending? can you have been tending? can they have been tending?
Forma interro-Negação
Forma simple
can I not tend? can you not tend? can he not tend? can we not tend? can you not tend? can they not tend?
Forma com V-ing
can I not be tending? can you not be tending? can he not be tending? can we not be tending? can you not be tending? can they not be tending?
Perfeito
can I not have tended? can you not have tended? can he not have tended? can we not have tended? can you not have tended? can they not have tended?
Perfeito com V-ing
can I not have been tending? can you not have been tending? can he not have been tending? can we not have been tending? can you not have been tending? can they not have been tending?