must feed
Verbo irregular: feed - fed- fed

Afirmação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I must feed
you must feed
she must feed
we must feed
you must feed
they must feed 	I must be feeding
you must be feeding
she must be feeding
we must be feeding
you must be feeding
they must be feeding	I must have fed
you must have fed
she must have fed
we must have fed
you must have fed
they must have fed	I must have been feeding
you must have been feeding
she must have been feeding
we must have been feeding
you must have been feeding
they must have been feeding	

Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I must not feed
you must not feed
she must not feed
we must not feed
you must not feed
they must not feed 	I must not be feeding
you must not be feeding
she must not be feeding
we must not be feeding
you must not be feeding
they must not be feeding	I must not have fed
you must not have fed
she must not have fed
we must not have fed
you must not have fed
they must not have fed	I must not have been feeding
you must not have been feeding
she must not have been feeding
we must not have been feeding
you must not have been feeding
they must not have been feeding	

Forma interrogativa 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
must I feed?
must you feed?
must she feed?
must we feed?
must you feed?
must they feed? 	must I be feeding?
must you be feeding?
must she be feeding?
must we be feeding?
must you be feeding?
must they be feeding? 	must I have fed?
must you have fed?
must she have fed?
must we have fed?
must you have fed?
must they have fed? 	must I have been feeding?
must you have been feeding?
must she have been feeding?
must we have been feeding?
must you have been feeding?
must they have been feeding? 	

Forma interro-Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
must I not feed?
must you not feed?
must she not feed?
must we not feed?
must you not feed?
must they not feed? 	must I not be feeding?
must you not be feeding?
must she not be feeding?
must we not be feeding?
must you not be feeding?
must they not be feeding? 	must I not have fed?
must you not have fed?
must she not have fed?
must we not have fed?
must you not have fed?
must they not have fed? 	must I not have been feeding?
must you not have been feeding?
must she not have been feeding?
must we not have been feeding?
must you not have been feeding?
must they not have been feeding?