Conjugación del verbo inglés
SHOULD PERSIST

Verbo regular: persist - persisted - persisted

Afirmación

Forma simple	Forma con V-ing
I'd persist you'd persist he'd persist we'd persist you'd persist they'd persist	I'd be persisting you'd be persisting he'd be persisting we'd be persisting you'd be persisting they'd be persisting
Perfecto	Perfecto con V-ing
I should've persisted you should've persisted he should've persisted we should've persisted you should've persisted they should've persisted	I should've been persisting you should've been persisting he should've been persisting we should've been persisting you should've been persisting they should've been persisting

Negación

Forma simple	Forma con V-ing
I shouldn't persist you shouldn't persist he shouldn't persist we shouldn't persist you shouldn't persist they shouldn't persist	I shouldn't be persisting you shouldn't be persisting he shouldn't be persisting we shouldn't be persisting you shouldn't be persisting they shouldn't be persisting
Perfecto	Perfecto con V-ing
I shouldn't have persisted you shouldn't have persisted he shouldn't have persisted we shouldn't have persisted you shouldn't have persisted they shouldn't have persisted	I shouldn't have been persisting you shouldn't have been persisting he shouldn't have been persisting we shouldn't have been persisting you shouldn't have been persisting they shouldn't have been persisting

Forma interrogativa

Forma simple	Forma con V-ing
should I persist? should you persist? should he persist? should we persist? should you persist? should they persist?	should I be persisting? should you be persisting? should he be persisting? should we be persisting? should you be persisting? should they be persisting?
Perfecto	Perfecto con V-ing
should I have persisted? should you have persisted? should he have persisted? should we have persisted? should you have persisted? should they have persisted?	should I have been persisting? should you have been persisting? should he have been persisting? should we have been persisting? should you have been persisting? should they have been persisting?

Forma interro-negativa

Forma simple	Forma con V-ing
shouldn't I persist? shouldn't you persist? shouldn't he persist? shouldn't we persist? shouldn't you persist? shouldn't they persist?	shouldn't I be persisting? shouldn't you be persisting? shouldn't he be persisting? shouldn't we be persisting? shouldn't you be persisting? shouldn't they be persisting?
Perfecto	Perfecto con V-ing
shouldn't I have persisted? shouldn't you have persisted? shouldn't he have persisted? shouldn't we have persisted? shouldn't you have persisted? shouldn't they have persisted?	shouldn't I have been persisting? shouldn't you have been persisting? shouldn't he have been persisting? shouldn't we have been persisting? shouldn't you have been persisting? shouldn't they have been persisting?