must throw
Verbo irregular: throw - threw- thrown

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con 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	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I must not throw
you must not throw
he must not throw
we must not throw
you must not throw
they must not throw 	I must not be throwing
you must not be throwing
he must not be throwing
we must not be throwing
you must not be throwing
they must not be throwing	I must not have thrown
you must not have thrown
he must not have thrown
we must not have thrown
you must not have thrown
they must not have thrown	I must not have been throwing
you must not have been throwing
he must not have been throwing
we must not have been throwing
you must not have been throwing
they must not have been throwing	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con 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-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
must I not throw?
must you not throw?
must he not throw?
must we not throw?
must you not throw?
must they not throw? 	must I not be throwing?
must you not be throwing?
must he not be throwing?
must we not be throwing?
must you not be throwing?
must they not be throwing? 	must I not have thrown?
must you not have thrown?
must he not have thrown?
must we not have thrown?
must you not have thrown?
must they not have thrown? 	must I not have been throwing?
must you not have been throwing?
must he not have been throwing?
must we not have been throwing?
must you not have been throwing?
must they not have been throwing?