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