English verb conjugation
SHOULD SNICKER

Regular verb: snicker - snickered - snickered

Affirmation

Simple form	V-ing form
I should snicker you should snicker he should snicker we should snicker you should snicker they should snicker	I should be snickering you should be snickering he should be snickering we should be snickering you should be snickering they should be snickering
Perfect	V-ing perfect
I should have snickered you should have snickered he should have snickered we should have snickered you should have snickered they should have snickered	I should have been snickering you should have been snickering he should have been snickering we should have been snickering you should have been snickering they should have been snickering

Negation

Simple form	V-ing form
I should not snicker you should not snicker he should not snicker we should not snicker you should not snicker they should not snicker	I should not be snickering you should not be snickering he should not be snickering we should not be snickering you should not be snickering they should not be snickering
Perfect	V-ing perfect
I should not have snickered you should not have snickered he should not have snickered we should not have snickered you should not have snickered they should not have snickered	I should not have been snickering you should not have been snickering he should not have been snickering we should not have been snickering you should not have been snickering they should not have been snickering

Interrogative form

Simple form	V-ing form
should I snicker? should you snicker? should he snicker? should we snicker? should you snicker? should they snicker?	should I be snickering? should you be snickering? should he be snickering? should we be snickering? should you be snickering? should they be snickering?
Perfect	V-ing perfect
should I have snickered? should you have snickered? should he have snickered? should we have snickered? should you have snickered? should they have snickered?	should I have been snickering? should you have been snickering? should he have been snickering? should we have been snickering? should you have been snickering? should they have been snickering?

Interro-negative form

Simple form	V-ing form
should I not snicker? should you not snicker? should he not snicker? should we not snicker? should you not snicker? should they not snicker?	should I not be snickering? should you not be snickering? should he not be snickering? should we not be snickering? should you not be snickering? should they not be snickering?
Perfect	V-ing perfect
should I not have snickered? should you not have snickered? should he not have snickered? should we not have snickered? should you not have snickered? should they not have snickered?	should I not have been snickering? should you not have been snickering? should he not have been snickering? should we not have been snickering? should you not have been snickering? should they not have been snickering?