I must pass you must pass she must pass we must pass you must pass they must pass
Forma con V-ing
I must be passing you must be passing she must be passing we must be passing you must be passing they must be passing
Perfecto
I must have passed you must have passed she must have passed we must have passed you must have passed they must have passed
Perfecto con V-ing
I must have been passing you must have been passing she must have been passing we must have been passing you must have been passing they must have been passing
Negación
Forma simple
I must not pass you must not pass she must not pass we must not pass you must not pass they must not pass
Forma con V-ing
I must not be passing you must not be passing she must not be passing we must not be passing you must not be passing they must not be passing
Perfecto
I must not have passed you must not have passed she must not have passed we must not have passed you must not have passed they must not have passed
Perfecto con V-ing
I must not have been passing you must not have been passing she must not have been passing we must not have been passing you must not have been passing they must not have been passing
Forma interrogativa
Forma simple
must I pass? must you pass? must she pass? must we pass? must you pass? must they pass?
Forma con V-ing
must I be passing? must you be passing? must she be passing? must we be passing? must you be passing? must they be passing?
Perfecto
must I have passed? must you have passed? must she have passed? must we have passed? must you have passed? must they have passed?
Perfecto con V-ing
must I have been passing? must you have been passing? must she have been passing? must we have been passing? must you have been passing? must they have been passing?
Forma interro-negativa
Forma simple
must I not pass? must you not pass? must she not pass? must we not pass? must you not pass? must they not pass?
Forma con V-ing
must I not be passing? must you not be passing? must she not be passing? must we not be passing? must you not be passing? must they not be passing?
Perfecto
must I not have passed? must you not have passed? must she not have passed? must we not have passed? must you not have passed? must they not have passed?
Perfecto con V-ing
must I not have been passing? must you not have been passing? must she not have been passing? must we not have been passing? must you not have been passing? must they not have been passing?