English verb conjugation
SHOULD YEN

Regular verb: yen - yenned - yenned

Affirmation

Simple form	V-ing form
I'd yen you'd yen she'd yen we'd yen you'd yen they'd yen	I'd be yenning you'd be yenning she'd be yenning we'd be yenning you'd be yenning they'd be yenning
Perfect	V-ing perfect
I should've yenned you should've yenned she should've yenned we should've yenned you should've yenned they should've yenned	I should've been yenning you should've been yenning she should've been yenning we should've been yenning you should've been yenning they should've been yenning

Negation

Simple form	V-ing form
I shouldn't yen you shouldn't yen she shouldn't yen we shouldn't yen you shouldn't yen they shouldn't yen	I shouldn't be yenning you shouldn't be yenning she shouldn't be yenning we shouldn't be yenning you shouldn't be yenning they shouldn't be yenning
Perfect	V-ing perfect
I shouldn't have yenned you shouldn't have yenned she shouldn't have yenned we shouldn't have yenned you shouldn't have yenned they shouldn't have yenned	I shouldn't have been yenning you shouldn't have been yenning she shouldn't have been yenning we shouldn't have been yenning you shouldn't have been yenning they shouldn't have been yenning

Interrogative form

Simple form	V-ing form
should I yen? should you yen? should she yen? should we yen? should you yen? should they yen?	should I be yenning? should you be yenning? should she be yenning? should we be yenning? should you be yenning? should they be yenning?
Perfect	V-ing perfect
should I have yenned? should you have yenned? should she have yenned? should we have yenned? should you have yenned? should they have yenned?	should I have been yenning? should you have been yenning? should she have been yenning? should we have been yenning? should you have been yenning? should they have been yenning?

Interro-negative form

Simple form	V-ing form
shouldn't I yen? shouldn't you yen? shouldn't she yen? shouldn't we yen? shouldn't you yen? shouldn't they yen?	shouldn't I be yenning? shouldn't you be yenning? shouldn't she be yenning? shouldn't we be yenning? shouldn't you be yenning? shouldn't they be yenning?
Perfect	V-ing perfect
shouldn't I have yenned? shouldn't you have yenned? shouldn't she have yenned? shouldn't we have yenned? shouldn't you have yenned? shouldn't they have yenned?	shouldn't I have been yenning? shouldn't you have been yenning? shouldn't she have been yenning? shouldn't we have been yenning? shouldn't you have been yenning? shouldn't they have been yenning?