must dial
Verbo regular: dial - dialled- dialled

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I must dial
you must dial
she must dial
we must dial
you must dial
they must dial 	I must be dialling
you must be dialling
she must be dialling
we must be dialling
you must be dialling
they must be dialling	I must have dialled
you must have dialled
she must have dialled
we must have dialled
you must have dialled
they must have dialled	I must have been dialling
you must have been dialling
she must have been dialling
we must have been dialling
you must have been dialling
they must have been dialling	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I must not dial
you must not dial
she must not dial
we must not dial
you must not dial
they must not dial 	I must not be dialling
you must not be dialling
she must not be dialling
we must not be dialling
you must not be dialling
they must not be dialling	I must not have dialled
you must not have dialled
she must not have dialled
we must not have dialled
you must not have dialled
they must not have dialled	I must not have been dialling
you must not have been dialling
she must not have been dialling
we must not have been dialling
you must not have been dialling
they must not have been dialling	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
must I dial?
must you dial?
must she dial?
must we dial?
must you dial?
must they dial? 	must I be dialling?
must you be dialling?
must she be dialling?
must we be dialling?
must you be dialling?
must they be dialling? 	must I have dialled?
must you have dialled?
must she have dialled?
must we have dialled?
must you have dialled?
must they have dialled? 	must I have been dialling?
must you have been dialling?
must she have been dialling?
must we have been dialling?
must you have been dialling?
must they have been dialling? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
must I not dial?
must you not dial?
must she not dial?
must we not dial?
must you not dial?
must they not dial? 	must I not be dialling?
must you not be dialling?
must she not be dialling?
must we not be dialling?
must you not be dialling?
must they not be dialling? 	must I not have dialled?
must you not have dialled?
must she not have dialled?
must we not have dialled?
must you not have dialled?
must they not have dialled? 	must I not have been dialling?
must you not have been dialling?
must she not have been dialling?
must we not have been dialling?
must you not have been dialling?
must they not have been dialling?