I must endeavor you must endeavor he must endeavor we must endeavor you must endeavor they must endeavor
Forma com V-ing
I must be endeavoring you must be endeavoring he must be endeavoring we must be endeavoring you must be endeavoring they must be endeavoring
Perfeito
I must have endeavored you must have endeavored he must have endeavored we must have endeavored you must have endeavored they must have endeavored
Perfeito com V-ing
I must have been endeavoring you must have been endeavoring he must have been endeavoring we must have been endeavoring you must have been endeavoring they must have been endeavoring
Negação
Forma simple
I mustn't endeavor you mustn't endeavor he mustn't endeavor we mustn't endeavor you mustn't endeavor they mustn't endeavor
Forma com V-ing
I mustn't be endeavoring you mustn't be endeavoring he mustn't be endeavoring we mustn't be endeavoring you mustn't be endeavoring they mustn't be endeavoring
Perfeito
I mustn't have endeavored you mustn't have endeavored he mustn't have endeavored we mustn't have endeavored you mustn't have endeavored they mustn't have endeavored
Perfeito com V-ing
I mustn't have been endeavoring you mustn't have been endeavoring he mustn't have been endeavoring we mustn't have been endeavoring you mustn't have been endeavoring they mustn't have been endeavoring
Forma interrogativa
Forma simple
must I endeavor? must you endeavor? must he endeavor? must we endeavor? must you endeavor? must they endeavor?
Forma com V-ing
must I be endeavoring? must you be endeavoring? must he be endeavoring? must we be endeavoring? must you be endeavoring? must they be endeavoring?
Perfeito
must I have endeavored? must you have endeavored? must he have endeavored? must we have endeavored? must you have endeavored? must they have endeavored?
Perfeito com V-ing
must I have been endeavoring? must you have been endeavoring? must he have been endeavoring? must we have been endeavoring? must you have been endeavoring? must they have been endeavoring?
Forma interro-Negação
Forma simple
mustn't I endeavor? mustn't you endeavor? mustn't he endeavor? mustn't we endeavor? mustn't you endeavor? mustn't they endeavor?
Forma com V-ing
mustn't I be endeavoring? mustn't you be endeavoring? mustn't he be endeavoring? mustn't we be endeavoring? mustn't you be endeavoring? mustn't they be endeavoring?
Perfeito
mustn't I have endeavored? mustn't you have endeavored? mustn't he have endeavored? mustn't we have endeavored? mustn't you have endeavored? mustn't they have endeavored?
Perfeito com V-ing
mustn't I have been endeavoring? mustn't you have been endeavoring? mustn't he have been endeavoring? mustn't we have been endeavoring? mustn't you have been endeavoring? mustn't they have been endeavoring?