I must seesaw you must seesaw he must seesaw we must seesaw you must seesaw they must seesaw
Forma con V-ing
I must be seesawing you must be seesawing he must be seesawing we must be seesawing you must be seesawing they must be seesawing
Perfecto
I must have seesawed you must have seesawed he must have seesawed we must have seesawed you must have seesawed they must have seesawed
Perfecto con V-ing
I must have been seesawing you must have been seesawing he must have been seesawing we must have been seesawing you must have been seesawing they must have been seesawing
Negación
Forma simple
I must not seesaw you must not seesaw he must not seesaw we must not seesaw you must not seesaw they must not seesaw
Forma con V-ing
I must not be seesawing you must not be seesawing he must not be seesawing we must not be seesawing you must not be seesawing they must not be seesawing
Perfecto
I must not have seesawed you must not have seesawed he must not have seesawed we must not have seesawed you must not have seesawed they must not have seesawed
Perfecto con V-ing
I must not have been seesawing you must not have been seesawing he must not have been seesawing we must not have been seesawing you must not have been seesawing they must not have been seesawing
Forma interrogativa
Forma simple
must I seesaw? must you seesaw? must he seesaw? must we seesaw? must you seesaw? must they seesaw?
Forma con V-ing
must I be seesawing? must you be seesawing? must he be seesawing? must we be seesawing? must you be seesawing? must they be seesawing?
Perfecto
must I have seesawed? must you have seesawed? must he have seesawed? must we have seesawed? must you have seesawed? must they have seesawed?
Perfecto con V-ing
must I have been seesawing? must you have been seesawing? must he have been seesawing? must we have been seesawing? must you have been seesawing? must they have been seesawing?
Forma interro-negativa
Forma simple
must I not seesaw? must you not seesaw? must he not seesaw? must we not seesaw? must you not seesaw? must they not seesaw?
Forma con V-ing
must I not be seesawing? must you not be seesawing? must he not be seesawing? must we not be seesawing? must you not be seesawing? must they not be seesawing?
Perfecto
must I not have seesawed? must you not have seesawed? must he not have seesawed? must we not have seesawed? must you not have seesawed? must they not have seesawed?
Perfecto con V-ing
must I not have been seesawing? must you not have been seesawing? must he not have been seesawing? must we not have been seesawing? must you not have been seesawing? must they not have been seesawing?