must boggle
Verbo regular: boggle - boggled- boggled

Afirmação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I must boggle
you must boggle
he must boggle
we must boggle
you must boggle
they must boggle 	I must be boggling
you must be boggling
he must be boggling
we must be boggling
you must be boggling
they must be boggling	I must have boggled
you must have boggled
he must have boggled
we must have boggled
you must have boggled
they must have boggled	I must have been boggling
you must have been boggling
he must have been boggling
we must have been boggling
you must have been boggling
they must have been boggling	

Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I mustn't boggle
you mustn't boggle
he mustn't boggle
we mustn't boggle
you mustn't boggle
they mustn't boggle 	I mustn't be boggling
you mustn't be boggling
he mustn't be boggling
we mustn't be boggling
you mustn't be boggling
they mustn't be boggling	I mustn't have boggled
you mustn't have boggled
he mustn't have boggled
we mustn't have boggled
you mustn't have boggled
they mustn't have boggled	I mustn't have been boggling
you mustn't have been boggling
he mustn't have been boggling
we mustn't have been boggling
you mustn't have been boggling
they mustn't have been boggling	

Forma interrogativa 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
must I boggle?
must you boggle?
must he boggle?
must we boggle?
must you boggle?
must they boggle? 	must I be boggling?
must you be boggling?
must he be boggling?
must we be boggling?
must you be boggling?
must they be boggling? 	must I have boggled?
must you have boggled?
must he have boggled?
must we have boggled?
must you have boggled?
must they have boggled? 	must I have been boggling?
must you have been boggling?
must he have been boggling?
must we have been boggling?
must you have been boggling?
must they have been boggling? 	

Forma interro-Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
mustn't I boggle?
mustn't you boggle?
mustn't he boggle?
mustn't we boggle?
mustn't you boggle?
mustn't they boggle? 	mustn't I be boggling?
mustn't you be boggling?
mustn't he be boggling?
mustn't we be boggling?
mustn't you be boggling?
mustn't they be boggling? 	mustn't I have boggled?
mustn't you have boggled?
mustn't he have boggled?
mustn't we have boggled?
mustn't you have boggled?
mustn't they have boggled? 	mustn't I have been boggling?
mustn't you have been boggling?
mustn't he have been boggling?
mustn't we have been boggling?
mustn't you have been boggling?
mustn't they have been boggling?