I must tug you must tug he must tug we must tug you must tug they must tug
Forma com V-ing
I must be tugging you must be tugging he must be tugging we must be tugging you must be tugging they must be tugging
Perfeito
I must have tugged you must have tugged he must have tugged we must have tugged you must have tugged they must have tugged
Perfeito com V-ing
I must have been tugging you must have been tugging he must have been tugging we must have been tugging you must have been tugging they must have been tugging
Negação
Forma simple
I must not tug you must not tug he must not tug we must not tug you must not tug they must not tug
Forma com V-ing
I must not be tugging you must not be tugging he must not be tugging we must not be tugging you must not be tugging they must not be tugging
Perfeito
I must not have tugged you must not have tugged he must not have tugged we must not have tugged you must not have tugged they must not have tugged
Perfeito com V-ing
I must not have been tugging you must not have been tugging he must not have been tugging we must not have been tugging you must not have been tugging they must not have been tugging
Forma interrogativa
Forma simple
must I tug? must you tug? must he tug? must we tug? must you tug? must they tug?
Forma com V-ing
must I be tugging? must you be tugging? must he be tugging? must we be tugging? must you be tugging? must they be tugging?
Perfeito
must I have tugged? must you have tugged? must he have tugged? must we have tugged? must you have tugged? must they have tugged?
Perfeito com V-ing
must I have been tugging? must you have been tugging? must he have been tugging? must we have been tugging? must you have been tugging? must they have been tugging?
Forma interro-Negação
Forma simple
must I not tug? must you not tug? must he not tug? must we not tug? must you not tug? must they not tug?
Forma com V-ing
must I not be tugging? must you not be tugging? must he not be tugging? must we not be tugging? must you not be tugging? must they not be tugging?
Perfeito
must I not have tugged? must you not have tugged? must he not have tugged? must we not have tugged? must you not have tugged? must they not have tugged?
Perfeito com V-ing
must I not have been tugging? must you not have been tugging? must he not have been tugging? must we not have been tugging? must you not have been tugging? must they not have been tugging?