I must sample you must sample she must sample we must sample you must sample they must sample
Forma com V-ing
I must be sampling you must be sampling she must be sampling we must be sampling you must be sampling they must be sampling
Perfeito
I must have sampled you must have sampled she must have sampled we must have sampled you must have sampled they must have sampled
Perfeito com V-ing
I must have been sampling you must have been sampling she must have been sampling we must have been sampling you must have been sampling they must have been sampling
Negação
Forma simple
I must not sample you must not sample she must not sample we must not sample you must not sample they must not sample
Forma com V-ing
I must not be sampling you must not be sampling she must not be sampling we must not be sampling you must not be sampling they must not be sampling
Perfeito
I must not have sampled you must not have sampled she must not have sampled we must not have sampled you must not have sampled they must not have sampled
Perfeito com V-ing
I must not have been sampling you must not have been sampling she must not have been sampling we must not have been sampling you must not have been sampling they must not have been sampling
Forma interrogativa
Forma simple
must I sample? must you sample? must she sample? must we sample? must you sample? must they sample?
Forma com V-ing
must I be sampling? must you be sampling? must she be sampling? must we be sampling? must you be sampling? must they be sampling?
Perfeito
must I have sampled? must you have sampled? must she have sampled? must we have sampled? must you have sampled? must they have sampled?
Perfeito com V-ing
must I have been sampling? must you have been sampling? must she have been sampling? must we have been sampling? must you have been sampling? must they have been sampling?
Forma interro-Negação
Forma simple
must I not sample? must you not sample? must she not sample? must we not sample? must you not sample? must they not sample?
Forma com V-ing
must I not be sampling? must you not be sampling? must she not be sampling? must we not be sampling? must you not be sampling? must they not be sampling?
Perfeito
must I not have sampled? must you not have sampled? must she not have sampled? must we not have sampled? must you not have sampled? must they not have sampled?
Perfeito com V-ing
must I not have been sampling? must you not have been sampling? must she not have been sampling? must we not have been sampling? must you not have been sampling? must they not have been sampling?