Conjugación del verbo inglés
SHOULD UNDERSTUDY

Verbo regular: understudy - understudied - understudied

Afirmación

Forma simple	Forma con V-ing
I should understudy you should understudy she should understudy we should understudy you should understudy they should understudy	I should be understudying you should be understudying she should be understudying we should be understudying you should be understudying they should be understudying
Perfecto	Perfecto con V-ing
I should have understudied you should have understudied she should have understudied we should have understudied you should have understudied they should have understudied	I should have been understudying you should have been understudying she should have been understudying we should have been understudying you should have been understudying they should have been understudying

Negación

Forma simple	Forma con V-ing
I should not understudy you should not understudy she should not understudy we should not understudy you should not understudy they should not understudy	I should not be understudying you should not be understudying she should not be understudying we should not be understudying you should not be understudying they should not be understudying
Perfecto	Perfecto con V-ing
I should not have understudied you should not have understudied she should not have understudied we should not have understudied you should not have understudied they should not have understudied	I should not have been understudying you should not have been understudying she should not have been understudying we should not have been understudying you should not have been understudying they should not have been understudying

Forma interrogativa

Forma simple	Forma con V-ing
should I understudy? should you understudy? should she understudy? should we understudy? should you understudy? should they understudy?	should I be understudying? should you be understudying? should she be understudying? should we be understudying? should you be understudying? should they be understudying?
Perfecto	Perfecto con V-ing
should I have understudied? should you have understudied? should she have understudied? should we have understudied? should you have understudied? should they have understudied?	should I have been understudying? should you have been understudying? should she have been understudying? should we have been understudying? should you have been understudying? should they have been understudying?

Forma interro-negativa

Forma simple	Forma con V-ing
should I not understudy? should you not understudy? should she not understudy? should we not understudy? should you not understudy? should they not understudy?	should I not be understudying? should you not be understudying? should she not be understudying? should we not be understudying? should you not be understudying? should they not be understudying?
Perfecto	Perfecto con V-ing
should I not have understudied? should you not have understudied? should she not have understudied? should we not have understudied? should you not have understudied? should they not have understudied?	should I not have been understudying? should you not have been understudying? should she not have been understudying? should we not have been understudying? should you not have been understudying? should they not have been understudying?