I must impress you must impress she must impress we must impress you must impress they must impress
Forma con V-ing
I must be impressing you must be impressing she must be impressing we must be impressing you must be impressing they must be impressing
Perfecto
I must have impressed you must have impressed she must have impressed we must have impressed you must have impressed they must have impressed
Perfecto con V-ing
I must have been impressing you must have been impressing she must have been impressing we must have been impressing you must have been impressing they must have been impressing
Negación
Forma simple
I mustn't impress you mustn't impress she mustn't impress we mustn't impress you mustn't impress they mustn't impress
Forma con V-ing
I mustn't be impressing you mustn't be impressing she mustn't be impressing we mustn't be impressing you mustn't be impressing they mustn't be impressing
Perfecto
I mustn't have impressed you mustn't have impressed she mustn't have impressed we mustn't have impressed you mustn't have impressed they mustn't have impressed
Perfecto con V-ing
I mustn't have been impressing you mustn't have been impressing she mustn't have been impressing we mustn't have been impressing you mustn't have been impressing they mustn't have been impressing
Forma interrogativa
Forma simple
must I impress? must you impress? must she impress? must we impress? must you impress? must they impress?
Forma con V-ing
must I be impressing? must you be impressing? must she be impressing? must we be impressing? must you be impressing? must they be impressing?
Perfecto
must I have impressed? must you have impressed? must she have impressed? must we have impressed? must you have impressed? must they have impressed?
Perfecto con V-ing
must I have been impressing? must you have been impressing? must she have been impressing? must we have been impressing? must you have been impressing? must they have been impressing?
Forma interro-negativa
Forma simple
mustn't I impress? mustn't you impress? mustn't she impress? mustn't we impress? mustn't you impress? mustn't they impress?
Forma con V-ing
mustn't I be impressing? mustn't you be impressing? mustn't she be impressing? mustn't we be impressing? mustn't you be impressing? mustn't they be impressing?
Perfecto
mustn't I have impressed? mustn't you have impressed? mustn't she have impressed? mustn't we have impressed? mustn't you have impressed? mustn't they have impressed?
Perfecto con V-ing
mustn't I have been impressing? mustn't you have been impressing? mustn't she have been impressing? mustn't we have been impressing? mustn't you have been impressing? mustn't they have been impressing?