I should fit you should fit he should fit we should fit you should fit they should fit
V-ing form
I should be fitting you should be fitting he should be fitting we should be fitting you should be fitting they should be fitting
Perfect
I should have fit, fitted you should have fit, fitted he should have fit, fitted we should have fit, fitted you should have fit, fitted they should have fit, fitted
V-ing perfect
I should have been fitting you should have been fitting he should have been fitting we should have been fitting you should have been fitting they should have been fitting
Negation
Simple form
I should not fit you should not fit he should not fit we should not fit you should not fit they should not fit
V-ing form
I should not be fitting you should not be fitting he should not be fitting we should not be fitting you should not be fitting they should not be fitting
Perfect
I should not have fit, fitted you should not have fit, fitted he should not have fit, fitted we should not have fit, fitted you should not have fit, fitted they should not have fit, fitted
V-ing perfect
I should not have been fitting you should not have been fitting he should not have been fitting we should not have been fitting you should not have been fitting they should not have been fitting
Interrogative form
Simple form
should I fit? should you fit? should he fit? should we fit? should you fit? should they fit?
V-ing form
should I be fitting? should you be fitting? should he be fitting? should we be fitting? should you be fitting? should they be fitting?
Perfect
should I have fit, fitted? should you have fit, fitted? should he have fit, fitted? should we have fit, fitted? should you have fit, fitted? should they have fit, fitted?
V-ing perfect
should I have been fitting? should you have been fitting? should he have been fitting? should we have been fitting? should you have been fitting? should they have been fitting?
Interro-negative form
Simple form
should I not fit? should you not fit? should he not fit? should we not fit? should you not fit? should they not fit?
V-ing form
should I not be fitting? should you not be fitting? should he not be fitting? should we not be fitting? should you not be fitting? should they not be fitting?
Perfect
should I not have fit, fitted? should you not have fit, fitted? should he not have fit, fitted? should we not have fit, fitted? should you not have fit, fitted? should they not have fit, fitted?
V-ing perfect
should I not have been fitting? should you not have been fitting? should he not have been fitting? should we not have been fitting? should you not have been fitting? should they not have been fitting?