English verb conjugation
SHOULD FLIP

Regular verb: flip - flipped - flipped

Affirmation

Simple form	V-ing form
I should flip you should flip he should flip we should flip you should flip they should flip	I should be flipping you should be flipping he should be flipping we should be flipping you should be flipping they should be flipping
Perfect	V-ing perfect
I should have flipped you should have flipped he should have flipped we should have flipped you should have flipped they should have flipped	I should have been flipping you should have been flipping he should have been flipping we should have been flipping you should have been flipping they should have been flipping

Negation

Simple form	V-ing form
I should not flip you should not flip he should not flip we should not flip you should not flip they should not flip	I should not be flipping you should not be flipping he should not be flipping we should not be flipping you should not be flipping they should not be flipping
Perfect	V-ing perfect
I should not have flipped you should not have flipped he should not have flipped we should not have flipped you should not have flipped they should not have flipped	I should not have been flipping you should not have been flipping he should not have been flipping we should not have been flipping you should not have been flipping they should not have been flipping

Interrogative form

Simple form	V-ing form
should I flip? should you flip? should he flip? should we flip? should you flip? should they flip?	should I be flipping? should you be flipping? should he be flipping? should we be flipping? should you be flipping? should they be flipping?
Perfect	V-ing perfect
should I have flipped? should you have flipped? should he have flipped? should we have flipped? should you have flipped? should they have flipped?	should I have been flipping? should you have been flipping? should he have been flipping? should we have been flipping? should you have been flipping? should they have been flipping?

Interro-negative form

Simple form	V-ing form
should I not flip? should you not flip? should he not flip? should we not flip? should you not flip? should they not flip?	should I not be flipping? should you not be flipping? should he not be flipping? should we not be flipping? should you not be flipping? should they not be flipping?
Perfect	V-ing perfect
should I not have flipped? should you not have flipped? should he not have flipped? should we not have flipped? should you not have flipped? should they not have flipped?	should I not have been flipping? should you not have been flipping? should he not have been flipping? should we not have been flipping? should you not have been flipping? should they not have been flipping?