I must prune you must prune he must prune we must prune you must prune they must prune
Forma con V-ing
I must be pruning you must be pruning he must be pruning we must be pruning you must be pruning they must be pruning
Perfecto
I must have pruned you must have pruned he must have pruned we must have pruned you must have pruned they must have pruned
Perfecto con V-ing
I must have been pruning you must have been pruning he must have been pruning we must have been pruning you must have been pruning they must have been pruning
Negación
Forma simple
I must not prune you must not prune he must not prune we must not prune you must not prune they must not prune
Forma con V-ing
I must not be pruning you must not be pruning he must not be pruning we must not be pruning you must not be pruning they must not be pruning
Perfecto
I must not have pruned you must not have pruned he must not have pruned we must not have pruned you must not have pruned they must not have pruned
Perfecto con V-ing
I must not have been pruning you must not have been pruning he must not have been pruning we must not have been pruning you must not have been pruning they must not have been pruning
Forma interrogativa
Forma simple
must I prune? must you prune? must he prune? must we prune? must you prune? must they prune?
Forma con V-ing
must I be pruning? must you be pruning? must he be pruning? must we be pruning? must you be pruning? must they be pruning?
Perfecto
must I have pruned? must you have pruned? must he have pruned? must we have pruned? must you have pruned? must they have pruned?
Perfecto con V-ing
must I have been pruning? must you have been pruning? must he have been pruning? must we have been pruning? must you have been pruning? must they have been pruning?
Forma interro-negativa
Forma simple
must I not prune? must you not prune? must he not prune? must we not prune? must you not prune? must they not prune?
Forma con V-ing
must I not be pruning? must you not be pruning? must he not be pruning? must we not be pruning? must you not be pruning? must they not be pruning?
Perfecto
must I not have pruned? must you not have pruned? must he not have pruned? must we not have pruned? must you not have pruned? must they not have pruned?
Perfecto con V-ing
must I not have been pruning? must you not have been pruning? must he not have been pruning? must we not have been pruning? must you not have been pruning? must they not have been pruning?