must gaggle
Verbo regular: gaggle - gaggled- gaggled

Afirmação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I must gaggle
you must gaggle
she must gaggle
we must gaggle
you must gaggle
they must gaggle 	I must be gaggling
you must be gaggling
she must be gaggling
we must be gaggling
you must be gaggling
they must be gaggling	I must have gaggled
you must have gaggled
she must have gaggled
we must have gaggled
you must have gaggled
they must have gaggled	I must have been gaggling
you must have been gaggling
she must have been gaggling
we must have been gaggling
you must have been gaggling
they must have been gaggling	

Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I must not gaggle
you must not gaggle
she must not gaggle
we must not gaggle
you must not gaggle
they must not gaggle 	I must not be gaggling
you must not be gaggling
she must not be gaggling
we must not be gaggling
you must not be gaggling
they must not be gaggling	I must not have gaggled
you must not have gaggled
she must not have gaggled
we must not have gaggled
you must not have gaggled
they must not have gaggled	I must not have been gaggling
you must not have been gaggling
she must not have been gaggling
we must not have been gaggling
you must not have been gaggling
they must not have been gaggling	

Forma interrogativa 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
must I gaggle?
must you gaggle?
must she gaggle?
must we gaggle?
must you gaggle?
must they gaggle? 	must I be gaggling?
must you be gaggling?
must she be gaggling?
must we be gaggling?
must you be gaggling?
must they be gaggling? 	must I have gaggled?
must you have gaggled?
must she have gaggled?
must we have gaggled?
must you have gaggled?
must they have gaggled? 	must I have been gaggling?
must you have been gaggling?
must she have been gaggling?
must we have been gaggling?
must you have been gaggling?
must they have been gaggling? 	

Forma interro-Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
must I not gaggle?
must you not gaggle?
must she not gaggle?
must we not gaggle?
must you not gaggle?
must they not gaggle? 	must I not be gaggling?
must you not be gaggling?
must she not be gaggling?
must we not be gaggling?
must you not be gaggling?
must they not be gaggling? 	must I not have gaggled?
must you not have gaggled?
must she not have gaggled?
must we not have gaggled?
must you not have gaggled?
must they not have gaggled? 	must I not have been gaggling?
must you not have been gaggling?
must she not have been gaggling?
must we not have been gaggling?
must you not have been gaggling?
must they not have been gaggling?