I must harp you must harp he must harp we must harp you must harp they must harp
Forma com V-ing
I must be harping you must be harping he must be harping we must be harping you must be harping they must be harping
Perfeito
I must have harped you must have harped he must have harped we must have harped you must have harped they must have harped
Perfeito com V-ing
I must have been harping you must have been harping he must have been harping we must have been harping you must have been harping they must have been harping
Negação
Forma simple
I must not harp you must not harp he must not harp we must not harp you must not harp they must not harp
Forma com V-ing
I must not be harping you must not be harping he must not be harping we must not be harping you must not be harping they must not be harping
Perfeito
I must not have harped you must not have harped he must not have harped we must not have harped you must not have harped they must not have harped
Perfeito com V-ing
I must not have been harping you must not have been harping he must not have been harping we must not have been harping you must not have been harping they must not have been harping
Forma interrogativa
Forma simple
must I harp? must you harp? must he harp? must we harp? must you harp? must they harp?
Forma com V-ing
must I be harping? must you be harping? must he be harping? must we be harping? must you be harping? must they be harping?
Perfeito
must I have harped? must you have harped? must he have harped? must we have harped? must you have harped? must they have harped?
Perfeito com V-ing
must I have been harping? must you have been harping? must he have been harping? must we have been harping? must you have been harping? must they have been harping?
Forma interro-Negação
Forma simple
must I not harp? must you not harp? must he not harp? must we not harp? must you not harp? must they not harp?
Forma com V-ing
must I not be harping? must you not be harping? must he not be harping? must we not be harping? must you not be harping? must they not be harping?
Perfeito
must I not have harped? must you not have harped? must he not have harped? must we not have harped? must you not have harped? must they not have harped?
Perfeito com V-ing
must I not have been harping? must you not have been harping? must he not have been harping? must we not have been harping? must you not have been harping? must they not have been harping?