I must spy you must spy she must spy we must spy you must spy they must spy
Forma com V-ing
I must be spying you must be spying she must be spying we must be spying you must be spying they must be spying
Perfeito
I must have spied you must have spied she must have spied we must have spied you must have spied they must have spied
Perfeito com V-ing
I must have been spying you must have been spying she must have been spying we must have been spying you must have been spying they must have been spying
Negação
Forma simple
I must not spy you must not spy she must not spy we must not spy you must not spy they must not spy
Forma com V-ing
I must not be spying you must not be spying she must not be spying we must not be spying you must not be spying they must not be spying
Perfeito
I must not have spied you must not have spied she must not have spied we must not have spied you must not have spied they must not have spied
Perfeito com V-ing
I must not have been spying you must not have been spying she must not have been spying we must not have been spying you must not have been spying they must not have been spying
Forma interrogativa
Forma simple
must I spy? must you spy? must she spy? must we spy? must you spy? must they spy?
Forma com V-ing
must I be spying? must you be spying? must she be spying? must we be spying? must you be spying? must they be spying?
Perfeito
must I have spied? must you have spied? must she have spied? must we have spied? must you have spied? must they have spied?
Perfeito com V-ing
must I have been spying? must you have been spying? must she have been spying? must we have been spying? must you have been spying? must they have been spying?
Forma interro-Negação
Forma simple
must I not spy? must you not spy? must she not spy? must we not spy? must you not spy? must they not spy?
Forma com V-ing
must I not be spying? must you not be spying? must she not be spying? must we not be spying? must you not be spying? must they not be spying?
Perfeito
must I not have spied? must you not have spied? must she not have spied? must we not have spied? must you not have spied? must they not have spied?
Perfeito com V-ing
must I not have been spying? must you not have been spying? must she not have been spying? must we not have been spying? must you not have been spying? must they not have been spying?