must throw
Verbo irregular: throw - threw- thrown

Afirmação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I must throw
you must throw
he must throw
we must throw
you must throw
they must throw 	I must be throwing
you must be throwing
he must be throwing
we must be throwing
you must be throwing
they must be throwing	I must have thrown
you must have thrown
he must have thrown
we must have thrown
you must have thrown
they must have thrown	I must have been throwing
you must have been throwing
he must have been throwing
we must have been throwing
you must have been throwing
they must have been throwing	

Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
I mustn't throw
you mustn't throw
he mustn't throw
we mustn't throw
you mustn't throw
they mustn't throw 	I mustn't be throwing
you mustn't be throwing
he mustn't be throwing
we mustn't be throwing
you mustn't be throwing
they mustn't be throwing	I mustn't have thrown
you mustn't have thrown
he mustn't have thrown
we mustn't have thrown
you mustn't have thrown
they mustn't have thrown	I mustn't have been throwing
you mustn't have been throwing
he mustn't have been throwing
we mustn't have been throwing
you mustn't have been throwing
they mustn't have been throwing	

Forma interrogativa 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
must I throw?
must you throw?
must he throw?
must we throw?
must you throw?
must they throw? 	must I be throwing?
must you be throwing?
must he be throwing?
must we be throwing?
must you be throwing?
must they be throwing? 	must I have thrown?
must you have thrown?
must he have thrown?
must we have thrown?
must you have thrown?
must they have thrown? 	must I have been throwing?
must you have been throwing?
must he have been throwing?
must we have been throwing?
must you have been throwing?
must they have been throwing? 	

Forma interro-Negação 	
Forma simple 	Forma com V-ing 	Perfeito 	Perfeito com V-ing 	
mustn't I throw?
mustn't you throw?
mustn't he throw?
mustn't we throw?
mustn't you throw?
mustn't they throw? 	mustn't I be throwing?
mustn't you be throwing?
mustn't he be throwing?
mustn't we be throwing?
mustn't you be throwing?
mustn't they be throwing? 	mustn't I have thrown?
mustn't you have thrown?
mustn't he have thrown?
mustn't we have thrown?
mustn't you have thrown?
mustn't they have thrown? 	mustn't I have been throwing?
mustn't you have been throwing?
mustn't he have been throwing?
mustn't we have been throwing?
mustn't you have been throwing?
mustn't they have been throwing?