must yoo-hoo
Verbo regolare: yoo-hoo - yoo-hooed- yoo-hooed

Affermazione 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
I must yoo-hoo
you must yoo-hoo
he must yoo-hoo
we must yoo-hoo
you must yoo-hoo
they must yoo-hoo 	I must be yoo-hooing
you must be yoo-hooing
he must be yoo-hooing
we must be yoo-hooing
you must be yoo-hooing
they must be yoo-hooing	I must have yoo-hooed
you must have yoo-hooed
he must have yoo-hooed
we must have yoo-hooed
you must have yoo-hooed
they must have yoo-hooed	I must have been yoo-hooing
you must have been yoo-hooing
he must have been yoo-hooing
we must have been yoo-hooing
you must have been yoo-hooing
they must have been yoo-hooing	

Negazione 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
I must not yoo-hoo
you must not yoo-hoo
he must not yoo-hoo
we must not yoo-hoo
you must not yoo-hoo
they must not yoo-hoo 	I must not be yoo-hooing
you must not be yoo-hooing
he must not be yoo-hooing
we must not be yoo-hooing
you must not be yoo-hooing
they must not be yoo-hooing	I must not have yoo-hooed
you must not have yoo-hooed
he must not have yoo-hooed
we must not have yoo-hooed
you must not have yoo-hooed
they must not have yoo-hooed	I must not have been yoo-hooing
you must not have been yoo-hooing
he must not have been yoo-hooing
we must not have been yoo-hooing
you must not have been yoo-hooing
they must not have been yoo-hooing	

Forma interrogativa 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
must I yoo-hoo?
must you yoo-hoo?
must he yoo-hoo?
must we yoo-hoo?
must you yoo-hoo?
must they yoo-hoo? 	must I be yoo-hooing?
must you be yoo-hooing?
must he be yoo-hooing?
must we be yoo-hooing?
must you be yoo-hooing?
must they be yoo-hooing? 	must I have yoo-hooed?
must you have yoo-hooed?
must he have yoo-hooed?
must we have yoo-hooed?
must you have yoo-hooed?
must they have yoo-hooed? 	must I have been yoo-hooing?
must you have been yoo-hooing?
must he have been yoo-hooing?
must we have been yoo-hooing?
must you have been yoo-hooing?
must they have been yoo-hooing? 	

Forma interro-negativa 	
Forma semplice 	Forma con V-ing 	Perfetto 	Perfetto con V-ing 	
must I not yoo-hoo?
must you not yoo-hoo?
must he not yoo-hoo?
must we not yoo-hoo?
must you not yoo-hoo?
must they not yoo-hoo? 	must I not be yoo-hooing?
must you not be yoo-hooing?
must he not be yoo-hooing?
must we not be yoo-hooing?
must you not be yoo-hooing?
must they not be yoo-hooing? 	must I not have yoo-hooed?
must you not have yoo-hooed?
must he not have yoo-hooed?
must we not have yoo-hooed?
must you not have yoo-hooed?
must they not have yoo-hooed? 	must I not have been yoo-hooing?
must you not have been yoo-hooing?
must he not have been yoo-hooing?
must we not have been yoo-hooing?
must you not have been yoo-hooing?
must they not have been yoo-hooing?