I must yield you must yield he must yield we must yield you must yield they must yield
Forma com V-ing
I must be yielding you must be yielding he must be yielding we must be yielding you must be yielding they must be yielding
Perfeito
I must have yielded you must have yielded he must have yielded we must have yielded you must have yielded they must have yielded
Perfeito com V-ing
I must have been yielding you must have been yielding he must have been yielding we must have been yielding you must have been yielding they must have been yielding
Negação
Forma simple
I mustn't yield you mustn't yield he mustn't yield we mustn't yield you mustn't yield they mustn't yield
Forma com V-ing
I mustn't be yielding you mustn't be yielding he mustn't be yielding we mustn't be yielding you mustn't be yielding they mustn't be yielding
Perfeito
I mustn't have yielded you mustn't have yielded he mustn't have yielded we mustn't have yielded you mustn't have yielded they mustn't have yielded
Perfeito com V-ing
I mustn't have been yielding you mustn't have been yielding he mustn't have been yielding we mustn't have been yielding you mustn't have been yielding they mustn't have been yielding
Forma interrogativa
Forma simple
must I yield? must you yield? must he yield? must we yield? must you yield? must they yield?
Forma com V-ing
must I be yielding? must you be yielding? must he be yielding? must we be yielding? must you be yielding? must they be yielding?
Perfeito
must I have yielded? must you have yielded? must he have yielded? must we have yielded? must you have yielded? must they have yielded?
Perfeito com V-ing
must I have been yielding? must you have been yielding? must he have been yielding? must we have been yielding? must you have been yielding? must they have been yielding?
Forma interro-Negação
Forma simple
mustn't I yield? mustn't you yield? mustn't he yield? mustn't we yield? mustn't you yield? mustn't they yield?
Forma com V-ing
mustn't I be yielding? mustn't you be yielding? mustn't he be yielding? mustn't we be yielding? mustn't you be yielding? mustn't they be yielding?
Perfeito
mustn't I have yielded? mustn't you have yielded? mustn't he have yielded? mustn't we have yielded? mustn't you have yielded? mustn't they have yielded?
Perfeito com V-ing
mustn't I have been yielding? mustn't you have been yielding? mustn't he have been yielding? mustn't we have been yielding? mustn't you have been yielding? mustn't they have been yielding?