Conjugación del verbo inglés
MUST PERFORM

Verbo regular: perform - performed - performed

Afirmación

Forma simple	Forma con V-ing
I must perform you must perform she must perform we must perform you must perform they must perform	I must be performing you must be performing she must be performing we must be performing you must be performing they must be performing
Perfecto	Perfecto con V-ing
I must have performed you must have performed she must have performed we must have performed you must have performed they must have performed	I must have been performing you must have been performing she must have been performing we must have been performing you must have been performing they must have been performing

Negación

Forma simple	Forma con V-ing
I mustn't perform you mustn't perform she mustn't perform we mustn't perform you mustn't perform they mustn't perform	I mustn't be performing you mustn't be performing she mustn't be performing we mustn't be performing you mustn't be performing they mustn't be performing
Perfecto	Perfecto con V-ing
I mustn't have performed you mustn't have performed she mustn't have performed we mustn't have performed you mustn't have performed they mustn't have performed	I mustn't have been performing you mustn't have been performing she mustn't have been performing we mustn't have been performing you mustn't have been performing they mustn't have been performing

Forma interrogativa

Forma simple	Forma con V-ing
must I perform? must you perform? must she perform? must we perform? must you perform? must they perform?	must I be performing? must you be performing? must she be performing? must we be performing? must you be performing? must they be performing?
Perfecto	Perfecto con V-ing
must I have performed? must you have performed? must she have performed? must we have performed? must you have performed? must they have performed?	must I have been performing? must you have been performing? must she have been performing? must we have been performing? must you have been performing? must they have been performing?

Forma interro-negativa

Forma simple	Forma con V-ing
mustn't I perform? mustn't you perform? mustn't she perform? mustn't we perform? mustn't you perform? mustn't they perform?	mustn't I be performing? mustn't you be performing? mustn't she be performing? mustn't we be performing? mustn't you be performing? mustn't they be performing?
Perfecto	Perfecto con V-ing
mustn't I have performed? mustn't you have performed? mustn't she have performed? mustn't we have performed? mustn't you have performed? mustn't they have performed?	mustn't I have been performing? mustn't you have been performing? mustn't she have been performing? mustn't we have been performing? mustn't you have been performing? mustn't they have been performing?