must monkey
Verbo regular: monkey - monkeyed- monkeyed

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I must monkey
you must monkey
he must monkey
we must monkey
you must monkey
they must monkey 	I must be monkeying
you must be monkeying
he must be monkeying
we must be monkeying
you must be monkeying
they must be monkeying	I must have monkeyed
you must have monkeyed
he must have monkeyed
we must have monkeyed
you must have monkeyed
they must have monkeyed	I must have been monkeying
you must have been monkeying
he must have been monkeying
we must have been monkeying
you must have been monkeying
they must have been monkeying	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I must not monkey
you must not monkey
he must not monkey
we must not monkey
you must not monkey
they must not monkey 	I must not be monkeying
you must not be monkeying
he must not be monkeying
we must not be monkeying
you must not be monkeying
they must not be monkeying	I must not have monkeyed
you must not have monkeyed
he must not have monkeyed
we must not have monkeyed
you must not have monkeyed
they must not have monkeyed	I must not have been monkeying
you must not have been monkeying
he must not have been monkeying
we must not have been monkeying
you must not have been monkeying
they must not have been monkeying	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
must I monkey?
must you monkey?
must he monkey?
must we monkey?
must you monkey?
must they monkey? 	must I be monkeying?
must you be monkeying?
must he be monkeying?
must we be monkeying?
must you be monkeying?
must they be monkeying? 	must I have monkeyed?
must you have monkeyed?
must he have monkeyed?
must we have monkeyed?
must you have monkeyed?
must they have monkeyed? 	must I have been monkeying?
must you have been monkeying?
must he have been monkeying?
must we have been monkeying?
must you have been monkeying?
must they have been monkeying? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
must I not monkey?
must you not monkey?
must he not monkey?
must we not monkey?
must you not monkey?
must they not monkey? 	must I not be monkeying?
must you not be monkeying?
must he not be monkeying?
must we not be monkeying?
must you not be monkeying?
must they not be monkeying? 	must I not have monkeyed?
must you not have monkeyed?
must he not have monkeyed?
must we not have monkeyed?
must you not have monkeyed?
must they not have monkeyed? 	must I not have been monkeying?
must you not have been monkeying?
must he not have been monkeying?
must we not have been monkeying?
must you not have been monkeying?
must they not have been monkeying?