I must accredit you must accredit he must accredit we must accredit you must accredit they must accredit
Forma con V-ing
I must be accrediting you must be accrediting he must be accrediting we must be accrediting you must be accrediting they must be accrediting
Perfecto
I must have accredited you must have accredited he must have accredited we must have accredited you must have accredited they must have accredited
Perfecto con V-ing
I must have been accrediting you must have been accrediting he must have been accrediting we must have been accrediting you must have been accrediting they must have been accrediting
Negación
Forma simple
I mustn't accredit you mustn't accredit he mustn't accredit we mustn't accredit you mustn't accredit they mustn't accredit
Forma con V-ing
I mustn't be accrediting you mustn't be accrediting he mustn't be accrediting we mustn't be accrediting you mustn't be accrediting they mustn't be accrediting
Perfecto
I mustn't have accredited you mustn't have accredited he mustn't have accredited we mustn't have accredited you mustn't have accredited they mustn't have accredited
Perfecto con V-ing
I mustn't have been accrediting you mustn't have been accrediting he mustn't have been accrediting we mustn't have been accrediting you mustn't have been accrediting they mustn't have been accrediting
Forma interrogativa
Forma simple
must I accredit? must you accredit? must he accredit? must we accredit? must you accredit? must they accredit?
Forma con V-ing
must I be accrediting? must you be accrediting? must he be accrediting? must we be accrediting? must you be accrediting? must they be accrediting?
Perfecto
must I have accredited? must you have accredited? must he have accredited? must we have accredited? must you have accredited? must they have accredited?
Perfecto con V-ing
must I have been accrediting? must you have been accrediting? must he have been accrediting? must we have been accrediting? must you have been accrediting? must they have been accrediting?
Forma interro-negativa
Forma simple
mustn't I accredit? mustn't you accredit? mustn't he accredit? mustn't we accredit? mustn't you accredit? mustn't they accredit?
Forma con V-ing
mustn't I be accrediting? mustn't you be accrediting? mustn't he be accrediting? mustn't we be accrediting? mustn't you be accrediting? mustn't they be accrediting?
Perfecto
mustn't I have accredited? mustn't you have accredited? mustn't he have accredited? mustn't we have accredited? mustn't you have accredited? mustn't they have accredited?
Perfecto con V-ing
mustn't I have been accrediting? mustn't you have been accrediting? mustn't he have been accrediting? mustn't we have been accrediting? mustn't you have been accrediting? mustn't they have been accrediting?