Conjugación del verbo inglés
SHOULD WARN

Verbo regular: warn - warned - warned

Afirmación

Forma simple	Forma con V-ing
I'd warn you'd warn she'd warn we'd warn you'd warn they'd warn	I'd be warning you'd be warning she'd be warning we'd be warning you'd be warning they'd be warning
Perfecto	Perfecto con V-ing
I should've warned you should've warned she should've warned we should've warned you should've warned they should've warned	I should've been warning you should've been warning she should've been warning we should've been warning you should've been warning they should've been warning

Negación

Forma simple	Forma con V-ing
I shouldn't warn you shouldn't warn she shouldn't warn we shouldn't warn you shouldn't warn they shouldn't warn	I shouldn't be warning you shouldn't be warning she shouldn't be warning we shouldn't be warning you shouldn't be warning they shouldn't be warning
Perfecto	Perfecto con V-ing
I shouldn't have warned you shouldn't have warned she shouldn't have warned we shouldn't have warned you shouldn't have warned they shouldn't have warned	I shouldn't have been warning you shouldn't have been warning she shouldn't have been warning we shouldn't have been warning you shouldn't have been warning they shouldn't have been warning

Forma interrogativa

Forma simple	Forma con V-ing
should I warn? should you warn? should she warn? should we warn? should you warn? should they warn?	should I be warning? should you be warning? should she be warning? should we be warning? should you be warning? should they be warning?
Perfecto	Perfecto con V-ing
should I have warned? should you have warned? should she have warned? should we have warned? should you have warned? should they have warned?	should I have been warning? should you have been warning? should she have been warning? should we have been warning? should you have been warning? should they have been warning?

Forma interro-negativa

Forma simple	Forma con V-ing
shouldn't I warn? shouldn't you warn? shouldn't she warn? shouldn't we warn? shouldn't you warn? shouldn't they warn?	shouldn't I be warning? shouldn't you be warning? shouldn't she be warning? shouldn't we be warning? shouldn't you be warning? shouldn't they be warning?
Perfecto	Perfecto con V-ing
shouldn't I have warned? shouldn't you have warned? shouldn't she have warned? shouldn't we have warned? shouldn't you have warned? shouldn't they have warned?	shouldn't I have been warning? shouldn't you have been warning? shouldn't she have been warning? shouldn't we have been warning? shouldn't you have been warning? shouldn't they have been warning?