must bite
Verbo irregular: bite - bit- bitten

Afirmação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I must bite
you must bite
he must bite
we must bite
you must bite
they must bite 	I must be biting
you must be biting
he must be biting
we must be biting
you must be biting
they must be biting	I must have bitten
you must have bitten
he must have bitten
we must have bitten
you must have bitten
they must have bitten	I must have been biting
you must have been biting
he must have been biting
we must have been biting
you must have been biting
they must have been biting	

Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I must not bite
you must not bite
he must not bite
we must not bite
you must not bite
they must not bite 	I must not be biting
you must not be biting
he must not be biting
we must not be biting
you must not be biting
they must not be biting	I must not have bitten
you must not have bitten
he must not have bitten
we must not have bitten
you must not have bitten
they must not have bitten	I must not have been biting
you must not have been biting
he must not have been biting
we must not have been biting
you must not have been biting
they must not have been biting	

Forma interrogativa 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
must I bite?
must you bite?
must he bite?
must we bite?
must you bite?
must they bite? 	must I be biting?
must you be biting?
must he be biting?
must we be biting?
must you be biting?
must they be biting? 	must I have bitten?
must you have bitten?
must he have bitten?
must we have bitten?
must you have bitten?
must they have bitten? 	must I have been biting?
must you have been biting?
must he have been biting?
must we have been biting?
must you have been biting?
must they have been biting? 	

Forma interro-Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
must I not bite?
must you not bite?
must he not bite?
must we not bite?
must you not bite?
must they not bite? 	must I not be biting?
must you not be biting?
must he not be biting?
must we not be biting?
must you not be biting?
must they not be biting? 	must I not have bitten?
must you not have bitten?
must he not have bitten?
must we not have bitten?
must you not have bitten?
must they not have bitten? 	must I not have been biting?
must you not have been biting?
must he not have been biting?
must we not have been biting?
must you not have been biting?
must they not have been biting?