English verb conjugation
SHOULD PICK

Regular verb: pick - picked - picked

Affirmation

Simple form	V-ing form
I'd pick you'd pick he'd pick we'd pick you'd pick they'd pick	I'd be picking you'd be picking he'd be picking we'd be picking you'd be picking they'd be picking
Perfect	V-ing perfect
I should've picked you should've picked he should've picked we should've picked you should've picked they should've picked	I should've been picking you should've been picking he should've been picking we should've been picking you should've been picking they should've been picking

Negation

Simple form	V-ing form
I shouldn't pick you shouldn't pick he shouldn't pick we shouldn't pick you shouldn't pick they shouldn't pick	I shouldn't be picking you shouldn't be picking he shouldn't be picking we shouldn't be picking you shouldn't be picking they shouldn't be picking
Perfect	V-ing perfect
I shouldn't have picked you shouldn't have picked he shouldn't have picked we shouldn't have picked you shouldn't have picked they shouldn't have picked	I shouldn't have been picking you shouldn't have been picking he shouldn't have been picking we shouldn't have been picking you shouldn't have been picking they shouldn't have been picking

Interrogative form

Simple form	V-ing form
should I pick? should you pick? should he pick? should we pick? should you pick? should they pick?	should I be picking? should you be picking? should he be picking? should we be picking? should you be picking? should they be picking?
Perfect	V-ing perfect
should I have picked? should you have picked? should he have picked? should we have picked? should you have picked? should they have picked?	should I have been picking? should you have been picking? should he have been picking? should we have been picking? should you have been picking? should they have been picking?

Interro-negative form

Simple form	V-ing form
shouldn't I pick? shouldn't you pick? shouldn't he pick? shouldn't we pick? shouldn't you pick? shouldn't they pick?	shouldn't I be picking? shouldn't you be picking? shouldn't he be picking? shouldn't we be picking? shouldn't you be picking? shouldn't they be picking?
Perfect	V-ing perfect
shouldn't I have picked? shouldn't you have picked? shouldn't he have picked? shouldn't we have picked? shouldn't you have picked? shouldn't they have picked?	shouldn't I have been picking? shouldn't you have been picking? shouldn't he have been picking? shouldn't we have been picking? shouldn't you have been picking? shouldn't they have been picking?