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