must appall
Verbo regular: appall - appalled- appalled

Afirmação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I must appall
you must appall
he must appall
we must appall
you must appall
they must appall 	I must be appalling
you must be appalling
he must be appalling
we must be appalling
you must be appalling
they must be appalling	I must have appalled
you must have appalled
he must have appalled
we must have appalled
you must have appalled
they must have appalled	I must have been appalling
you must have been appalling
he must have been appalling
we must have been appalling
you must have been appalling
they must have been appalling	

Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I mustn't appall
you mustn't appall
he mustn't appall
we mustn't appall
you mustn't appall
they mustn't appall 	I mustn't be appalling
you mustn't be appalling
he mustn't be appalling
we mustn't be appalling
you mustn't be appalling
they mustn't be appalling	I mustn't have appalled
you mustn't have appalled
he mustn't have appalled
we mustn't have appalled
you mustn't have appalled
they mustn't have appalled	I mustn't have been appalling
you mustn't have been appalling
he mustn't have been appalling
we mustn't have been appalling
you mustn't have been appalling
they mustn't have been appalling	

Forma interrogativa 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
must I appall?
must you appall?
must he appall?
must we appall?
must you appall?
must they appall? 	must I be appalling?
must you be appalling?
must he be appalling?
must we be appalling?
must you be appalling?
must they be appalling? 	must I have appalled?
must you have appalled?
must he have appalled?
must we have appalled?
must you have appalled?
must they have appalled? 	must I have been appalling?
must you have been appalling?
must he have been appalling?
must we have been appalling?
must you have been appalling?
must they have been appalling? 	

Forma interro-Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
mustn't I appall?
mustn't you appall?
mustn't he appall?
mustn't we appall?
mustn't you appall?
mustn't they appall? 	mustn't I be appalling?
mustn't you be appalling?
mustn't he be appalling?
mustn't we be appalling?
mustn't you be appalling?
mustn't they be appalling? 	mustn't I have appalled?
mustn't you have appalled?
mustn't he have appalled?
mustn't we have appalled?
mustn't you have appalled?
mustn't they have appalled? 	mustn't I have been appalling?
mustn't you have been appalling?
mustn't he have been appalling?
mustn't we have been appalling?
mustn't you have been appalling?
mustn't they have been appalling?