must joust
Verbo regular: joust - jousted- jousted

Afirmação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I must joust
you must joust
he must joust
we must joust
you must joust
they must joust 	I must be jousting
you must be jousting
he must be jousting
we must be jousting
you must be jousting
they must be jousting	I must have jousted
you must have jousted
he must have jousted
we must have jousted
you must have jousted
they must have jousted	I must have been jousting
you must have been jousting
he must have been jousting
we must have been jousting
you must have been jousting
they must have been jousting	

Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I must not joust
you must not joust
he must not joust
we must not joust
you must not joust
they must not joust 	I must not be jousting
you must not be jousting
he must not be jousting
we must not be jousting
you must not be jousting
they must not be jousting	I must not have jousted
you must not have jousted
he must not have jousted
we must not have jousted
you must not have jousted
they must not have jousted	I must not have been jousting
you must not have been jousting
he must not have been jousting
we must not have been jousting
you must not have been jousting
they must not have been jousting	

Forma interrogativa 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
must I joust?
must you joust?
must he joust?
must we joust?
must you joust?
must they joust? 	must I be jousting?
must you be jousting?
must he be jousting?
must we be jousting?
must you be jousting?
must they be jousting? 	must I have jousted?
must you have jousted?
must he have jousted?
must we have jousted?
must you have jousted?
must they have jousted? 	must I have been jousting?
must you have been jousting?
must he have been jousting?
must we have been jousting?
must you have been jousting?
must they have been jousting? 	

Forma interro-Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
must I not joust?
must you not joust?
must he not joust?
must we not joust?
must you not joust?
must they not joust? 	must I not be jousting?
must you not be jousting?
must he not be jousting?
must we not be jousting?
must you not be jousting?
must they not be jousting? 	must I not have jousted?
must you not have jousted?
must he not have jousted?
must we not have jousted?
must you not have jousted?
must they not have jousted? 	must I not have been jousting?
must you not have been jousting?
must he not have been jousting?
must we not have been jousting?
must you not have been jousting?
must they not have been jousting?