I should kid you should kid he should kid we should kid you should kid they should kid
V-ing form
I should be kiding you should be kiding he should be kiding we should be kiding you should be kiding they should be kiding
Perfect
I should have kided you should have kided he should have kided we should have kided you should have kided they should have kided
V-ing perfect
I should have been kiding you should have been kiding he should have been kiding we should have been kiding you should have been kiding they should have been kiding
Negation
Simple form
I should not kid you should not kid he should not kid we should not kid you should not kid they should not kid
V-ing form
I should not be kiding you should not be kiding he should not be kiding we should not be kiding you should not be kiding they should not be kiding
Perfect
I should not have kided you should not have kided he should not have kided we should not have kided you should not have kided they should not have kided
V-ing perfect
I should not have been kiding you should not have been kiding he should not have been kiding we should not have been kiding you should not have been kiding they should not have been kiding
Interrogative form
Simple form
should I kid? should you kid? should he kid? should we kid? should you kid? should they kid?
V-ing form
should I be kiding? should you be kiding? should he be kiding? should we be kiding? should you be kiding? should they be kiding?
Perfect
should I have kided? should you have kided? should he have kided? should we have kided? should you have kided? should they have kided?
V-ing perfect
should I have been kiding? should you have been kiding? should he have been kiding? should we have been kiding? should you have been kiding? should they have been kiding?
Interro-negative form
Simple form
should I not kid? should you not kid? should he not kid? should we not kid? should you not kid? should they not kid?
V-ing form
should I not be kiding? should you not be kiding? should he not be kiding? should we not be kiding? should you not be kiding? should they not be kiding?
Perfect
should I not have kided? should you not have kided? should he not have kided? should we not have kided? should you not have kided? should they not have kided?
V-ing perfect
should I not have been kiding? should you not have been kiding? should he not have been kiding? should we not have been kiding? should you not have been kiding? should they not have been kiding?